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Senior Python Developer at OpenCrowd, Inc. (New York, NY)
47min

Responsibilities



  • Hands on coding of application components

  • Design components for client solution needs

  • Identify, learn, and evaluate new technologies that can be used in solution architecture

  • Work with team lead to estimate build efforts and create build plans

  • Providing guidance, direction and support to junior developers

  • Lead hands on coding efforts and mentoring of developers


Skills & Requirements



  • 4 to 7 years experience developing database-driven, web applications

  • Strong hands on experience building Python applications

  • Experience with Django a must

  • Solid experience with front end development (HTML, JavaScript, CSS, AJAX) a must

  • Prior experience with blockchain technologies such as Ethereum or EOS is a strong plus

  • Experience with cloud based environments such as AWS 

  • Experience design web app components and knowledge of design patterns

  • Able to complete technical assignments independently and collaborate well with team members

  • Knowledge of RDBMS, database design. Worked with at least one of the following: Oracle, Sybase, MySQL, or PostgreSQL

  • Experience working in a fast changing environment with tight deadlines

  • Strong written and oral communication skills


Mobile Test Engineer at BUX (Amsterdam, Netherlands)
47min

(Please note: We only relocate from Europe (Including Russia and Ukraine), and North and South America.)


About BUX


We’re BUX, a tech company that is rocking the world of finance. By taking down all barriers and disrupting the trading experience, we're helping new generations of first-time investors to discover the financial markets. We launched our first app back in 2014 and have welcomed over 2 million users across Europe since then. We’re now building a full-fledged stockbroker, in order to support multiple investment apps. In parallel, we’re working on a second app. Our first app is mainly targeting short term traders, whereas the new app will offer long term investing. Our end goal is to offer a family of apps, catering to everyone who wants to do more with his or her money.


About the team


Engineering is the heart of our business and we have a really experienced tech team — our senior engineering staff has several decades of accumulated development experience. This is one of the smartest teams you'll have the chance to work in. It will help you push yourself to the next level.


Your Role


The Development team at BUX is looking for a seasoned Mobile Tester who lives and breathes Quality, to be a key member of our team in this stage of increased growth, and to help us deliver and evolve our new BUX STOCKS mobile app with the highest quality possible.


Why will you enjoy working for BUX?



  • You will be asked to bring your expertise in the QA and testing world to influence for the best quality practices, bug prevention strategies, testability, accessibility, privacy, and other advanced quality concepts across products.

  • You will be an integral part of a multidisciplinary Scrum team and be fully involved in all phases of our development and release cycle, understanding business requirements, creating solid test suites, manually verifying and validating features, as well as performing exploratory testing.

  • You will support your team's and other relevant stakeholders' decision-making process by creating reports, performing analysis on test results, and raising issues accordingly.

  • Lastly, you'll be working in a very interesting business domain. You will learn how the financial system works on the inside.


What is the cherry on top?



  • Latest and greatest tech equipment

  • Conference & training budget to boost your professional development

  • The possibility to work from abroad for 1 month every 12 months

  • Cool office in the heart of Amsterdam (10 mins from Central Station)

  • Bi-weekly Hackathons, weekly drinks, fun company events

  • Margy’s famous lunches

  • Competitive salary and Employee Option Plan


We expect to see



  • Significant experience with mobile software testing on both Android and iOS.

  • Strong competency in requirement analysis, prioritising tasks, identifying risks.

  • Demonstrable experience in creating test strategies and plans.

  • Strong troubleshooting skills and attention to detail.

  • High levels of proactivity, self-organisation, and self-motivation.

  • Knowledge of modern software engineering practices, such as TDD, BDD, CI, etc.

  • Agile mindset and experience in working in Agile environments.

  • Strong written and verbal English communication skills.


We like to see (but not required)



  • Experience with one or more modern programming languages (e.g. Kotlin, Swift, Java, Objective-C, Ruby).

  • Hands-on experience in debugging and extracting logs from Android and iOS devices.

  • Experience with security and load tests.


Android Engineer (m/w/d) at Gnosis Service GmbH (Berlin, Germany)
1d

Position: Full time
Salary Range: €60k - €72k yearly



  • About the role:


We are looking for a passionate Senior Android Engineer to join our Gnosis Safe team. 
The Gnosis Safe is our unique digital crypto wallet currently being built for Android, iOS, and as a Chrome extension: https://safe.gnosis.io
Help us build a conceptually and technologically challenging app with a simplistic, intuitive, and stylish user experience.


You'll be working with us in the trendy kiez of Kreuzberg - where we run our beautiful coworking space for blockchain projects, Full Node.



  • What you'll do:



    • Help building challenging applications within the evolving blockchain ecosystem 

    • Come up with solutions for challenging technological problems as part of our Android team 

    • Work closely with designers and product managers to regularly ship working features 

    • Deliver high quality code for features from concept until production 

    • Contribute to our growing test suite




  • Who you are:



    • You have 3 years experience developing Android apps 

    • You have strong development skills in Kotlin 

    • You have good general programming and algorithm skills. 

    • You care deeply about the quality of your code. 

    • You proactively drive technical direction such as improving performance, preventing issues, reducing app size/battery consumption/data usage, refactoring the codebase. 

    • You have published an app on the PlayStore. 

    • Leadership and architecture experience are a plus 

    • Knowledge in Ethereum is a plus




  • What we can offer you:



    • Make your mark in a growing, disruptive technology: 
      Be a part of an innovative blockchain company as we help drive change in a number of important global markets, including finance, insurance, and information discovery.

    • Flat hierarchies: 
      This means fewer processes and bureaucracy - see more of your ideas come to life!

    • Be set up for success from the start: 
      We’ll equip you with the latest hardware, and plenty of learning opportunities through our fortnightly Brown Bag Lunches, guest speakers, meetups and workshops at Full Node, team knowledge sharing sessions and a generous budget for conferences.

    • Flexible work and vacation times: 
      We truly believe in and stand for work-life balance. We have a great flexible work policy and a generous vacation allowance that supports you in living your best life!

    • Work and hang out with us: 
      On top of the events at Full Node, we have weekly breakfasts, monthly team dinners, an abundance of healthy snacks and drinks (including top-notch coffee!) Did we mention a company-wide annual offsite?

    • Grow with us: 
      We're growing rapidly, the industry is expanding fast, and we have a lot to do. If you're someone who loves taking initiative and get things done, there's a lot of opportunities for your individual growth.





  • How to apply:


Please apply with your (English) resume and a short personal introduction.


We look forward to your application!


Variety is the spice of life and a celebrated component of our culture. At Gnosis, we strive to create an inclusive environment that empowers our employees. We believe that our products and services benefit from our diverse backgrounds and experiences and are proud to be an equal opportunity employer: all qualified applicants are considered for positions regardless of race, ethnic origin, age, religion or belief, marital status, gender identification, sexual orientation, or physical ability.


Technical Operations Engineer at Gemini (New York, NY)
1d

THE DEPARTMENT: INFRASTRUCTURE 


Gemini’s Infrastructure teams are key experts in building and operating Gemini's world class cryptocurrency exchange systems and networks, using a combination of high-speed data center equipment and cloud-hosted components. With a focus on building, automating, and scaling Gemini’s product offerings, the Infrastructure keeps a close eye on the horizon and thinks steps ahead of the company’s business needs to collaboratively build and scale its growing footprint.



THE ROLE: TECHOPS SRE


As a member of the TechOps team you’ll have a hand in building innovative and robust solutions to understand and manage both our exchange platform and underlying infrastructure. The ideal candidate is passionate about understanding technology inside and out, building automated systems to proactively detect and prevent issues, and helping developers scale the best products in the market, ensuring that they have the insight needed to choose the right direction; they possess a strong sense of ownership and a desire to produce excellent results on the first try.


RESPONSIBILITIES:



  • Design and build the monitoring, alerting and visualization platforms used by your fellow Engineering and Infrastructure groups

  • Implement automated and proactive alerting and corrections to prevent or reduce downtime

  • Automate our release processes

  • Automate runbooks for service recovery

  • Take part in troubleshooting, debugging, and diagnosing incidents and issues

  • Drive a continuous improvement methodology to ensure we're always getting better at what we do    


MINIMUM QUALIFICATIONS:



  • Significant experience with Linux system administration

  • Significant experience with configuration management (Ansible, Puppet, Chef, Salt)

  • 3 years experience building, deploying, and using metrics collection and monitoring systems

  • Keen sense of automation to create consistent and predictable services

  • Working knowledge of industry best practices with regards to information security

  • Understanding of IP network functionality (e.g., TCP, UDP, multicast)

  • Familiarity with infrastructure management and operations lifecycle concepts and ecosystem


PREFERRED QUALIFICATIONS:



  • Experience in financial services (e.g exchange, market maker, latency-sensitive broker) or in a similarly regulated industry

  • Experience running bare metal systems

  • Experience with cloud platforms


Software Development Engineer at Amazon (Seattle, WA)
2d
Amazon Quantum Ledger Database, a next generation purpose built database technology was announced in Preview at re:Invent 2018 and is seeing tremendous interest from AWS customers! It is a foundational technology of Amazon's Blockchain strategy and a revolutionary OLTP database with scalable throughput. Join us during this formative period of the product and be a leader in shaping the future of Amazon QLDB as we drive towards General Availability.

Amazon QLDB is a fully managed ledger database that provides a transparent, immutable, and cryptographically verifiable transaction log of all application data changes over time. It offers a SQL-like API, flexible document data model and full support for transactions. QLDB eliminates the need for organizations to build ledger-like functionality when their applications require audit-ability and verifiability, such as, when tracking the history of credits and debits in banking applications, verifying data lineage of an insurance claim, or tracing movement of an item in a supply chain network. QLDB is serverless and highly scalable, allowing customers to scale effortlessly to support the demands of their applications.

We are looking for software engineers who thrive on creative problem solving and enjoy the challenge of operating mission critical systems under extreme loads. An ideal candidate will be able to dive into complex database and distributed systems problems to invent simple and elegant solutions. You will design, implement and deliver cutting edge database software that powers QLDB and drives its high availability, reliability, scalability and performance guarantees. You will care deeply about customer experience and focus on building performant systems that offer idiomatic interfaces to customers. You will have high standards for yourself and everyone you work with, you will drive engineering best practices and be constantly looking for ways to make the systems you own better. You have great communication skills and enjoy working in a fast-paced, collaborative team environment.

1) An Intro to Amazon QLDB: https://www.youtube.com/watch?v=7G9epn3BfqE
2) What is Amazon QLDB: https://www.youtube.com/watch?v=BiEbMJ86dGQ
3) AWS Launchpad: https://www.youtube.com/watch?v=APq9PaaZJPA

Amazon is an Equal Opportunity-Affirmative Action Employer:Minority / Female / Disability / Veteran / Gender Identity / Sexual Orientation

Elite Backend Engineer NY at MadHive (New York, NY)
3d

Elite Backend Engineer


Onsite, NYC (Relocation assistance available)


The MadHive team is looking to add a Senior Backend Developer to the core senior team to design and build out a scalable backend system.


Advertising industry tools today are complex: opaque, fraudulent, expensive, and inefficient. Madhive was founded to change that.


We believe advertising technology should be simple, transparent, verified, economical, and efficient.


We hold ourselves to the highest standards not just because our customers demand and deserve the best, but because we believe the industry can - and should - be better.


From game-changing cryptography to the latest in cloud engineering, Madhive uses powerful new technologies coupled with world-class design to deliver evolved solutions. We are committed to making truly impactful advertising technology 


Current stack: Ethereum (blockchain), Go, Google Cloud (especially App Engine, Stackdriver, BigTable, BigQuery, Cloud Functions and Firestore)


Our Engineers: 



  • Code microservices, data pipelines, and blockchain connectors in Go
    • Build new features on our platform by extending and maintaining our API, craft new services as needed, and ensure high stability
    • Write tests that ensure your code works as great in production as in development


Qualities we love: 



  • You have at least 3-5 years experience as a developer, with strong Go (Golang or similar language) 

  • knowledge and hands on experience with Github and Linux. 

  • Deep understanding of design patterns, software development methodologies and principles

  • You have experience developing protobuf and JSON-based api endpoints

  • Strong understanding of cloud infrastructure and cloud computing concepts, especially on Google Cloud Platform. A bonus if you have experience building on GC.

  • You're passionate about close collaboration with design, product, and marketing to craft the best experience possible throughout the entire customer journey. 

  • And we love a self-starter who understands when to run solo vs when to pull in leads or the rest of the team.


Experience that would be great for you to have (or you'd be excited about acquiring)



  • React, Redux and some knowledge of FE frameworks  in general

  • Google's Firebase, particularly Firestore, NoSQL

  • Google's GCP Suite (Getting a sense of our DevOps yet?)

  • web3.js, solidity

  • Passion and expertise crafting SPAs with modern (ES6 ) javascript

  • Mastery of async js, promise chains, fat arrows and juggling scope

  • Working knowledge of the latest CSS3 standards, primarily CSS Grid and variables/mixins





Our Culture:



  • “The best Idea wins.” We depend on our engineers to think outside of the box, challenge assumptions and work closely with their team to determine elegant solutions to difficult problems. 

  • Developers need autonomy to experiment with new frameworks

  • Developers should never having to support a legacy browser

  • Happy hours are well attended. 

  • Excellence is rewarded.

  • Unlimited Vacation

  • Top Tier Benefits


Senior Python Developer at Xapo () (allows remote)
3d

RESPONSIBILITIES


As a Senior Python Developer, you will work with a highly specialized, multidisciplinary team that handles the complete development lifecycle of a product, from envisioning to production deployment. Your responsibilities will include, but are not limited to:



  • Building high-quality software components that fulfill defined functional specifications and fit within architectural designs. 

  • Working autonomously, following a defined plan and achieving goals according to schedule. 

  • Participating in the design, testing, and deployment of your code. 


REQUIREMENTS




  • 7 years’ experience in software development.




  • Backend development.




  • Excellent proven Python development skills.




  • Good development and tuning skills for MySql and Redis.




  • Flask, uwsgi and NGINX, experience.




  • API building and consuming experience are desirable.




FRONTEND




  • React.JS proven application development experience.




PLATFORM AND LIBRARIES 




  • Feel comfortable using Linux, Docker, Flask, uWSGI, and NGINX.




  • Experience using Git, BitBucket, Jira.




  • Capable of documenting and diagramming functional flows and architectures.




  • Experience with other major development language and frameworks like, C, C , Java or .NET, Node.js is desirable.




  • Experience with other front-end frameworks like Prototype, Undersore.js, etc is valuable but not required.




  • Mobile development knowledge, add points by not required.




OTHER




  • Self-motivated, with initiative and enthusiasm, willing to work hard within a remote team.




  • Experience working by plan and objectives in autonomous mode.




  • Good communication skills and remote teamwork experience.




  • Strong communication skill in English is a must. Spanish is a nice to have.




  • Experience within Fintech and knowledge about Bitcoins would be ideal.




Mid - Senior Frontend developer NY at MadHive (New York, NY)
3d

Frontend Developer


Onsite, NYC


Our Engineers:



  • Contribute to a constantly evolving codebase with a focus on improving performance, code reusability, and product scalability

  • Conduct code reviews and provide insightful guidance to team members

  • Collaborate with product owners / project managers to find opportunities for new products / features, validate assumptions, and resolve bugs /support requests as needed

  • Assess / provide feedback on both business and technical requirements


What we need:



  • Extensive professional experience crafting SPAs with modern Javascript (ES6 )

  • 3 years experience working in modern Javascript frameworks (React, Redux)

  • 3 years experience working with CSS preprocessors (SCSS, LESS)

  • Proficiency writing modular code aimed at efficiency, scalability, and legibility

  • Proficiency designing and writing Javascript unit tests (Jest, Mocha, Chai)

  • Experience working with build tools like Babel, Webpack, Gulp, etc.

  • Expert knowledge of the latest HTML5 and CSS3 standards

  • Proficiency working with backend engineers to consume data from RESTful APIs

  • Fundamental understanding of git, GitHub, branching and collaborative software development


Experience that would be great for you to have (or you'd be excited about acquiring)



  • Experience working in TypeScript, Go, or other statically typed languages

  • Experience building data visualizations in Javascript (D3)

  • Experience with end-to-end testing platforms (e.g. Selenium, Cypress)

  • Experience with Single-Sign-On (SSO) and OAuth

  • Google's Firebase, particularly Firestore, NoSQL

  • Google's GCP Suite including Google Endpoints

  • Web3 and Solidity



Our Culture:



  • “The best Idea wins.” We depend on our engineers to think outside of the box, challenge assumptions and work closely with their team to determine elegant solutions to difficult problems. 

  • Developers need autonomy to experiment with new frameworks

  • Developers should never have to support a legacy browser

  • Happy hours are well attended. 

  • Excellence is rewarded.

  • Vacation

  • Top Tier Benefits


Software Development Engineer at Amazon (Seattle, WA)
3d
Amazon Quantum Ledger Database, a next generation purpose built database technology was announced in Preview at re:Invent 2018 and is seeing tremendous interest from AWS customers! It is a foundational technology of Amazon's Blockchain strategy and a revolutionary OLTP database with scalable throughput. Join us during this formative period of the product and be a leader in shaping the future of Amazon QLDB as we drive towards General Availability.

Amazon QLDB is a fully managed ledger database that provides a transparent, immutable, and cryptographically verifiable transaction log of all application data changes over time. It offers a SQL-like API, flexible document data model and full support for transactions. QLDB eliminates the need for organizations to build ledger-like functionality when their applications require audit-ability and verifiability, such as, when tracking the history of credits and debits in banking applications, verifying data lineage of an insurance claim, or tracing movement of an item in a supply chain network. QLDB is serverless and highly scalable, allowing customers to scale effortlessly to support the demands of their applications.

We are looking for software engineers who thrive on creative problem solving and enjoy the challenge of operating mission critical systems under extreme loads. An ideal candidate will be able to dive into complex database and distributed systems problems to invent simple and elegant solutions. You will design, implement and deliver cutting edge database software that powers QLDB and drives its high availability, reliability, scalability and performance guarantees. You will care deeply about customer experience and focus on building performant systems that offer idiomatic interfaces to customers. You will have high standards for yourself and everyone you work with, you will drive engineering best practices and be constantly looking for ways to make the systems you own better. You have great communication skills and enjoy working in a fast-paced, collaborative team environment.

1) An Intro to Amazon QLDB: https://www.youtube.com/watch?v=7G9epn3BfqE
2) What is Amazon QLDB: https://www.youtube.com/watch?v=BiEbMJ86dGQ
3) AWS Launchpad: https://www.youtube.com/watch?v=APq9PaaZJPA

Amazon is an Equal Opportunity-Affirmative Action Employer: Minority / Female / Disability / Veteran / Gender Identity / Sexual Orientation

Senior Cryptography Engineer at Fetch.AI () (allows remote)
4d

**YOU MUST HAVE EXPERIENCE IN CRYPTOGRAPHY TECHNIQUES FOR THIS ROLE**


Fetch.AI is a world-changing project, a “decentralised digital world” where autonomous software agents act on the behalf of their owners, or themselves, to get useful economic work done.


We are a dynamic, fast-growing international team of experts and forward-thinking technology enthusiasts working on the convergence of blockchain, AI and multi-agent systems. We are building technology for both today and tomorrow - a collective super-intelligence on top of decentralised economic internet built with a highly scalable next-generation distributed ledger technology. Combined with machine learning, this delivers the predictions and infrastructure to power the future economy.


Do you like challenges and want to work on cutting edge state-of-the-art technology that will define how we will interact? Come and join us.


Cryptography Engineer


The role involves the design and implementation of cryptography techniques to build, maintain and enrich the functionalities of Fetch’s decentralised smart-ledger technology. Interested candidates will be provided with multiple opportunities to work at the intersection of AI/ML and cryptography/security.


We are working at the cutting edge of cryptography, artificial intelligence, distributed computation and economics, and are therefore looking for people with a desire to create novel solutions for complex problems. A good mathematical background is, of course, essential as are programming skills in C/C / Python.


Cryptography Engineers must have these vital skills:



  • A BSc/MSc in Cyber Security/Computer Science/Mathematics or a related field with previous exposure to programming with cryptography

  • Demonstrable skills in one or more of the following: systems security/protocol design/distributed computing

  • Proven track record of independently and successfully driving projects


Software engineering skills:



  • C , Python, C

  • Linux

  • Git


Additional highly valued skills are:



  • PhD degree in mathematics/computer science or a related field with a focus on either cryptography, cyber security, distributed computation or blockchain systems

  • Experience in designing, implementing, and/or optimizing core cryptographic libraries

  • Knowledge and technical experience in several of the following: encryption, hashing, key management, digital certificates, TLS


Salary


We offer very competitive salaries, depending on ability and experience. Come and talk to us!


We offer all the following benefits:



  • Pension

  • Life Insurance

  • Private Health Care

  • 25 days holiday (including your birthday plus you can also buy additional holidays)

  • Joining bonus (Fetch Tokens)


Additional fun benefits:



  • Summer party

  • Christmas party

  • Fun activity days

  • Free snacks, endless fruit, and hot and cold drinks

  • Chill out zone

  • Video games


Senior Technical Account Manager at Radix DLT () (allows remote)
4d

Main Purpose of Job 


We are looking for a self-driven Senior Technical Account Manager to establish, develop and lead the Account Management Function within Radix. 



You will be responsible for setting up the Account Management Function by working closely with our Engineers, Technical staff and Chief Product Officer to build and maintain relationships with existing clients using the products we provide.  The role is mission critical and provides excellent exposure to fast paced, high-tech environments solutions. 



This role requires a candidate with developer experience who understands customer technical challenges as well as the operational needs of the business. 



You will be a strategic thinker and have the ability to work collaboratively with multiple internal teams to ensure we are always delivering maximum value and impact for our clients. You'll also have a proven track record in upselling, confident negotiator and great at building and maintaining relationships.  



The ideal candidate would have previous experience as a sales engineer in a hi-tech environment and experience with managing a team.



About Radix


Radix is building the foundation of tomorrow’s digital economy. 



Radix is a public decentralized ledger, like Ethereum or Bitcoin, but built without Blockchain. It will run on almost any device, have it's own low volatility token, and it is scalable enough for the entire world to use simultaneously.



To learn a bit more about Radix, please watch these videos:


Radix Technology: https://youtu.be/dnOO2nItiss


Radix Mission: https://youtu.be/Hw90aMyvLbM



You will be joining Radix at the early stages in its life, within the first 30 hires. As such, you will have a fast-paced and exciting journey ahead.



Responsibilities



  • Lead new client on-boarding & ensuring a smooth end-to-end process

  • Managing the company's existing portfolio of key accounts

  • Take initiatives in identifying growth opportunities and opportunities for upselling Radix products to external customers

  • Work with the development team to diagnose and resolve customer technical configuration issues or bugs. 

  • Act as the frontier between partners and Radix Engineering team, collecting, analysing, reporting and prioritizing issues and feature suggestions.

  • Build strong customer relationships, especially with key customer stakeholders and sponsors

  • Manage customer expectations and lead them to customer satisfaction by constantly striving to provide exceptional customer experience

  • Ensure sure all deliverables arrive on time, and fulfil customers’ requirements 

  • Optimize customer usage of Radix products via training, tuning and consultancy.

  • Management of pipeline forecasting, ensuring quarterly and yearly revenue targets are accurate and achieved.

  • Implement adaptations or enhancements to Radix products to fulfil customer needs, such as development of strategies, custom pricing models, integration with 3rd party systems etc.

  • Collaborate with Radix internal team to achieve sustainable growth.



Knowledge & Skills 



  • Good knowledge of technical sales principles and processes 

  • Strong experience in account management within technical environments and the ability to demonstrate being invaluable to your clients on a daily basis. 

  • Confidence in liaising with internal and external stakeholders, clients and colleagues.

  • The ability to manage in a fast moving environment dealing at all levels in the organisation.

  • The ability to manage a growing client and deliver opportunities.

  • Clear and confident communicator, both written and verbal.

  • Confidence in reviewing and understanding data.

  • Excellent organisational and interpersonal skills

  • Ability to clearly explain technical details to a non-technical audience.

  • Ability to directly engage with customers technical teams, helping them to architect the right solution



  • Possess excellent organizational and communication skills.

  • Strong ability to use facts and data to influence decisions

  • Ability to prioritize and make appropriate decisions.

  • Proven ability to meet deadlines and maintain quality standards.

  • Ability to be flexible and quickly adapt to changing business needs and processes.


Experience 




    • 5 years of experience in a sales or customer engineer environment. International Customer experience is desirable.





  • Degree in computer science, engineering or work equivalence.




  • Experience in a management capacity, overseeing and leading teams of sales engineers. 


Radix Core Competencies:




  • Goal Orientated -  Constantly pushes towards the overall goals of the company.

  • Reliability - Stays focused on tasks in spite of constantly changing environment. Team mates rely on you to deliver when you say you will. 

  • Team Player - Acknowledges and celebrates the achievements of teammates. Encourages team unity through sharing information or expertise, working together to solve problems, and putting team success first.

  • Drives for Excellence - Wants to do things well and consistently delivers to the best of own ability. Learns from experience and is keen to improve own skills to do the job. 

  • Flexibility and Adaptability - Responds positively to change and uncertainty. Manage change in a way that reduces the concern experienced by others. 

  • Works Effectively -  Focuses time and effort on key tasks. Groups related tasks to be more efficient. Prioritizes tasks by importance and deadline. Identifies what is important from what is urgent. Adjusts priorities as situations change



Perks:



  • Flexible working - our normal working hours are 9 to 6 but we trust you to manage your time if something different works for you.

  • To be part of something amazing. We’re creating friction-free access to the digital economy and it’s going to change the world.


PHP Developer, Fintech at Paxful (Tallinn, Estonia)
4d

Why Paxful?



  • You will have the chance to work on products that change financial services worldwide: work with the peer-to-peer bitcoin platform that has over 2 million users globally.

  • We have a highly-motivated team: you will be working closely with exceptionally talented developers.

  • We promote your professional development: you will have the chance to attend trainings, workshops, conferences, and anything else you need to get to the next level.

  • We are taking care of your health: tasty snacks, gourmet food delivery from restaurants to the office, gym membership.

  • We have the right values: no unnecessary bureaucracy, and an international, fun work culture.


What you'll be doing:



  • Write efficient, testable, and reusable code

  • Solve complex performance problems and architectural challenges

  • Work closely with our developers and product owners in an agile team

  • Help to troubleshoot, test and maintain the product

  • Follow company coding standards

  • Perform code reviews and mentor your peers

  • Cover your code with tests


We are expecting you to have:



  • At least 3 years of the development experience

  • Strong PHP and OOP skills

  • Good knowledge of relational databases (MySQL, PostgreSQL)

  • Experience with frameworks like Symfony, Laravel, Yii

  • Experience with NoSQL databases (MongoDB)

  • Working with the high-load systems

  • Understanding of security threats and “security by design” principles

  • Be ready to work in the fast-growing environment

  • Experience of working in a team

  • A desire to relocate to Tallinn, capital of Estonia. Tallinn is known for its medieval Old Town, sea and breathtaking green parks.

  • Good verbal and written English


It will be great if you have:



  • Experience with microservices

  • Interest in cryptocurrencies


Senior DevOps engineer - Blockchain at Clearmatics (London, UK)
5d

Clearmatics mission is to build peer-to-peer infrastructure for a machine-driven future that is resistant to the monopoly-making tendencies of network effects inherent in today's client-server architectures. We call our technology approach 'decentralized automation', which combines cryptography, consensus protocols and economic mechanism design.


We're looking to hire a Senior DevOps Engineer to expand our team. You will be working with the Engineering team on DevOps strategy, design, and implementation. 


As a Senior Devops Engineer, you will define and implement processes and technologies that will support delivering the core Clearmatics product.


You will help Engineering teams to go faster, whilst ensuring quality is maintained through Continuous Integration and Delivery. You are naturally curious and continuously looking to improve.


You should have more than a passing interest in the Ethereum or cryptocurrency space, with contributions to Open Source Projects being a distinct plus.


You should be able to reason about technical problems, argue thoughtfully and contribute in a team setting.


You will be responsible for the following:



  • Defining best practices and methodologies for agnostic cloud architectures

  • Defining packaging approaches and release management

  • Defining release processes for regulated environments

  • Defining deployment strategies

  • Monitoring, notification, and alerting systems

  • Knowledge transfer and mentoring other team members


You are a team player, comfortable working under your own steam and are used to working in a fast paced innovative environment.


Candidates are expected to have exposure to some elements within our tech stack and to demonstrate the ability to have learned new technologies in the past.


Our tech stack consists of the following:



  • Linux (Red Hat, Ubuntu)

  • Docker

  • Kubernetes

  • AWS (S3, RDS, EC2, ECS, ELB)

  • HAProxy

  • Terraform

  • Grafana

  • Geth

  • Golang, Python, Solidity


You will have:



  • A security mindset

  • Experience of working with cloud based infrastructure

  • Experience of working with container technologies (Docker, Kubernetes, etc)

  • Experience of configuring Continuous Integration pipelines

  • Experience of proactively monitoring systems and networks

  • Experience leading teams

  • Data management strategy, design, and implementations

  • Experience of using scripting languages

  • Experience of Link Layer and Internet Layer protocols

  • Hands on experience within a DevOps culture, supported by lean / agile delivery methodologies


Nice to haves:



  • Experience of working with Ethereum or related DLT technologies

  • Experience of working with Decentralised or P2P systems

  • Golang

  • Experience of working in or with financial institutions

  • Experience of cryptography

  • Experience of working with HSMs


Senior Cryptography Engineer at Fetch.AI () (allows remote)
6d

Fetch.AI is a world-changing project, a “decentralised digital world” where autonomous software agents act on the behalf of their owners, or themselves, to get useful economic work done.


We are a dynamic, fast-growing international team of experts and forward-thinking technology enthusiasts working on the convergence of blockchain, AI and multi-agent systems. We are building technology for both today and tomorrow - a collective super-intelligence on top of decentralised economic internet built with a highly scalable next-generation distributed ledger technology. Combined with machine learning, this delivers the predictions and infrastructure to power the future economy.


Do you like challenges and want to work on cutting edge state-of-the-art technology that will define how we will interact? Come and join us.


Cryptography Engineer


**YOU MUST HAVE EXPERIENCE IN CRYPTOGRAPHY TECHNIQUES FOR THIS ROLE**


The role involves the design and implementation of cryptography techniques to build, maintain and enrich the functionalities of Fetch’s decentralised smart-ledger technology. Interested candidates will be provided with multiple opportunities to work at the intersection of AI/ML and cryptography/security.


We are working at the cutting edge of cryptography, artificial intelligence, distributed computation and economics, and are therefore looking for people with a desire to create novel solutions for complex problems. A good mathematical background is, of course, essential as are programming skills in C/C / Python.


Cryptography Engineers must have these vital skills:



  • A BSc/MSc in Cyber Security/Computer Science/Mathematics or a related field with previous exposure to programming with cryptography

  • Demonstrable skills in one or more of the following: systems security/protocol design/distributed computing

  • Proven track record of independently and successfully driving projects


Software engineering skills:



  • C , Python, C

  • Linux

  • Git


Additional highly valued skills are:



  • PhD degree in mathematics/computer science or a related field with a focus on either cryptography, cyber security, distributed computation or blockchain systems

  • Experience in designing, implementing, and/or optimizing core cryptographic libraries

  • Knowledge and technical experience in several of the following: encryption, hashing, key management, digital certificates, TLS


Salary


We offer very competitive salaries, depending on ability and experience. Come and talk to us!


We offer all the following benefits:



  • Pension

  • Life Insurance

  • Private Health Care

  • 25 days holiday (including your birthday plus you can also buy additional holidays)

  • Joining bonus (Fetch Tokens)


Additional fun benefits:



  • Summer party

  • Christmas party

  • Fun activity days

  • Free snacks, endless fruit, and hot and cold drinks

  • Chill out zone

  • Video games


Salesforce Developer at Xapo () (allows remote)
6d
POSITION OVERVIEW
Xapo is a fast-growing, global fintech company with a mission to build a safe and global way to use money. We’re a fully distributed team, with 250 Xapiens working from 50 countries. 
We’re seeking a collaborative, proactive problem-solver to join us as Salesforce Developer at Xapo. This full-time position is planned to be remote, meaning you can work from anywhere!
In this role, you will be responsible for owning and customizing our internal Salesforce platform.
The ideal candidate is comfortable taking on ownership in a highly technical environment, resourceful, self-motivated, and passionate about understanding and fulfilling their client’s business requirements.
BALANCE FOR BETTER
At Xapo, we embrace our differences and actively foster an inclusive environment where we all can thrive. We’re a flexible, family-friendly environment, and we recognize that everyone has commitments outside of work. We have a goal of reaching gender parity and strongly encourage women to apply to our open positions. Diversity is not a tagline at Xapo; it is our foundation.
RESPONSIBILITIES


    Develop, enhance, test, support, maintain and debug software applications that support business units or support functions.


    Work with internal teams to identify requirements and maintain a development schedule.


    Analyze/identify gaps in functional/business requirements, discuss required changes with product owners to align with Salesforce product stack and architecture.


    Develop end to end Salesforce solutions using Apex Class, Triggers, Visualforce pages, Lightning components etc.


    Write technical approach and design documentation as required.


BASIC QUALIFICATIONS


    5 years as a software developer.


    Knowledge of product development lifecycle.


    Knowledge of DevOps tools like GIT, Jenkins, JIRA etc.


    Hands-on development experience using Salesforce configuration and customizations using Apex, triggers, etc.,


    Experience defining/working with REST APIs


    Oral and written proficiency in English.


PREFERRED SKILLS


    Web development skills.


    Python language.


    Scrum experience.


    Amazon Web Services.


    Remote work experience.


OTHER REQUIREMENTS


    A dedicated workspace. 


    A reliable internet connection with the fastest speed possible in your area.


    Devices and other essential equipment that meet minimal technical specifications.


    Alignment with Our Values.


WHY WORK FOR XAPO?


    Shape the Future: Improve lives through cutting-edge technology, work remotely from anywhere in the world


    Own Your Success: Receive attractive remuneration, enjoy an autonomous work culture and flexible hours, apply your expertise to meaningful work every day


    Expect Excellence: Collaborate, learn, and grow with a high-performance team


ABOUT XAPO
At Xapo, we’re building a way for users all over the world to send, receive, spend, and store their money globally and safely. We're firm believers that no matter who you are or where you're from, you deserve easy access to digital financial services. 
Launched in 2014 by Wences Casares (CEO) & Federico Murrone (COO), Xapo has made an unparalleled investment in security infrastructure, assembled a renowned advisory board, and raised $40M from top venture capital firms in Silicon Valley & the world.


Xapo is an Equal Opportunity Employer. We believe a team that represents a variety of backgrounds and perspectives is critical to our success as a global company. A diverse, inclusive workplace enables us to create products that best serve our customers all around the world. It is the foundation of Xapo.

Staff Software Engineer, Innovation LAC (REF15913F) - Visa Digital Developer Platform (VDDP)
6d
Visa

Miami, FL, USA

Full-time

Company Description

Common Purpose, Uncommon Opportunity. Everyone at Visa works with one goal in mind – making sure that Visa is the best way to pay and be paid, for everyone everywhere. This is our global vision and the common purpose that unites the entire Visa team. As a global payments technology company, tech is at the heart of what we do: Our VisaNet network processes over 13,000 transactions per second for people and businesses around the world, enabling them to use digital currency instead of cash and checks. We are also global advocates for financial inclusion, working with partners around the world to help those who lack access to financial services join the global economy. Visa’s sponsorship, including the Olympics and FIFA™ World Cup, celebrate teamwork, diversity, and excellence throughout the world. If you have a passion to make a difference in the lives of people around the world, Visa offers an uncommon opportunity to build a strong, thriving career. Visa is fueled by our team of talented employees who continuously raise the bar on delivering the convenience and security of digital currency to people all over the world. Join our team and find out how Visa is everywhere you want to be.

Job Description

Visa Innovation Center focuses on building technology for the next generation of payments. We work on solving hard problems of the future in IoT, Blockchain, Mobile, UX, Machine Learning, and Data Analytics. We are looking for hands-on expert level software engineers to help us build some innovative products.

This role requires quick problem solving skills, logical thinking, and application of programming techniques to design, build, and maintain code. Deep knowledge of computer science fundamentals, data structures, and algorithms is a must. In addition to the technical skill set, the candidate will be a self-starter, results-driven, and equipped with excellent verbal and written communication skills.

The Staff Software Engineer is an individual contributor role, and this developer will work on development of several innovation projects. These projects will be instrumental in making an impact on Visa and the payments industry as a whole.

You will work with colleagues, who will support and challenge you daily. You will be take leadership roles working on multiple projects building full stack development of real-time REST services and mobile applications that are highly functional, distributed, secure, scalable and resilient. We believe in self-managing Agile teams who build products end to end focusing on unit testing, code reviews and continuous integration for excellent code quality. You will be driving innovation that makes our products stand apart from our competitors, delight the customer with faster times for market delivery.

If this sounds exciting, we want to chat and tell you more about our work culture and environment and see if this will be a good fit.

Responsibilities:

  • You’ll help our customers achieve their real goals by understanding their requirements and how they respond to their business needs.
  • You will build partnerships with product management to make sure that the products we are building deliver real value.
  • You’ll use technologies that include Java, REST, Android, React, Node.js, NoSQL, Docker and more.
  • You will analyze business requirements and architect a solution that is robust and scalable along with providing technical documentation of solution.
  • You have the work and academic experience that will demonstrate proficiency and ease with programming languages, code quality initiatives, scripting languages and operating systems.
  • Your DNA would include following and creating software best practices and processes.
  • You coach and mentor your team members and help them grow professionally.
  • You’ll lead meeting and discussions with cross-functional and non-technical teams.
  • You have excellent communication and interpersonal skills and above all, you are a team player!

Spanish language proficiency is required.

Qualifications

  • You have a Bachelor degree in Computer Science or related field and 8 years of Software Development Experience or a Masters with 6 years of Software Development Experience.
  • Expert level skills in Java / C# / C
  • In-depth knowledge of data structures implementation and optimization
  • Experience in Building highly robust Android or iOS applications
  • Expert level skills in multi-threading, concurrency, and error-handling•Expert level skills in implementing design patterns (singleton, facade, factory, observer etc.)
  • Experience building enterprise scale web services (RESTful), and their scalability, resiliency, and availability
  • Experience building application frameworks or reusable components
  • Experience in network programming (Sockets) to build service self-healing
  • Experience implementing multiple cross cutting concerns and non-functional requirements using aspect oriented programming (viz. aspectJ)
  • Demonstrated proficiency in troubleshooting, root-cause analysis, application design, and implementing large components for enterprise projects

Desired qualifications

  • Experience in building ODATA compliant REST services
  • Experience in language features such as lambda expressions, generics, and streams
  • Experience in working on cryptography and Bluetooth based transmission protocols
  • Experience in IoT, NFC, machine learning / data science, NLP
  • Experience in payments tech industry

Additional Information

All your information will be kept confidential according to EEO guidelines.

Please apply online via the 'Apply' button.


Backend Engineer (Python) at Sila (Corvallis, OR)
1w

Job Description


Sila’s goal is to transform the financial landscape with an open access financial network which merges traditional banking with cryptocurrency platforms. We want to help developers and entrepreneurs develop their fintech ideas quicker and easier. We are seeking a Backend or Full-Stack Engineer to share in that adventure. You will be a primary developer for our distributed, scalable backend systems, and an essential contributor to our APIs. You will also be a technical thought leader in a fast-paced, innovative company working with some of the best people in the space.


Duties and Responsibilities



  • Design, test and maintain scalable, secure software and distributed systems

  • Collaborate with team members to optimize API and blockchain development

  • Work with cross functional team to recognize requirements and recommend solutions

  • Be prepared to learn and grow with the company

  • Unit and integration testing

  • Write and maintain API documentation

  • Other duties as assigned


Required Competencies



  • Experience in design, implementation, deployment and refinement of scalable REST APIs

  • At least 4-years experience as a backend or full-stack engineer

  • Well versed in software security best practices

  • Self-motivated with a positive attitude

  • Knowledge and interest in blockchain technology

  • Experience with cloud platforms like AWS, Rackspace, Google Cloud

  • Fluency in programming languages such as Python, Java, C , Ruby, Scala or Haskell.

  • Familiarity with frameworks such as Django or Node.js


Additional Skills Desired



  • Experience with integrating payment solutions

  • Experience writing and deploying Ethereum smart contracts

  • Linux system administrator or devops experience is a plus


Values



  • Accountability – we hold each other to the highest standards in our products

  • Teamwork – we are collaborative and support each other to succeed as a team

  • Fearless – we take calculated risks and learn from setbacks and failures

  • Respect - we treat every team member with respect, and welcome differing viewpoints.

  • Integrity – we are honest and forthright; we admit our mistakes; we live our values

  • Fun – we are serious about injecting humor, play, and joy into our daily work


Compensation



  • Competitive Salary based on your experience

  • Stock Options

  • Medical, Dental, & Vision Benefits

  • 401K

  • Coworking environment with free coffee and beer


Sila is an Equal Opportunity Employer. Sila does not discriminate on the basis of race, religion, color, sex, gender identity, sexual orientation, age, non-disqualifying physical or mental disability, national origin, veteran status or any other basis covered by appropriate law. All employment is decided on the basis of qualifications, merit, and business need.


Job Type: Full-time


Salary: $95,000.00 to $120,000.00 /year


Senior Frontend Engineer (Cryptocurrencies) at Chainalysis (London, UK)
1w

Description


Chainalysis is one of the fastest growing companies in the cryptocurrency space. Our cryptocurrency investigation and compliance software is used by the world’s leading law enforcement agencies, regulators, and businesses as they combat fraud, human trafficking, money laundering, and other illicit activity involving cryptocurrencies. With offices in New York, Washington D.C., London, and Copenhagen, we are backed by Accel, Benchmark and other leading names in venture capital. Our mission is to build trust in blockchains.  


We are looking for front end engineers to make a beautiful user experience for our customers. We think that to be up for the task you will probably need:


This role can sit in London or Copenhagen.



Requirements




  • Strong overall JavaScript knowledge, including experience using ES6

  • AngularJS experience, or similar (React, Vue, etc)

  • Good HTML/CSS skills, including responsive designs

  • Experience with Restful APIs and using JS promises/observables

  • Familiarity with linters, such as ESLint

  • Good Git knowledge

  • Good troubleshooting skills and understanding of cross-browser compatibility issues

  • Passionate and happy

  • Excellent communication skills


You may also have:



  • Experience with TypeScript 

  • Experience with CSS precompilers (SASS or LESS)

  • Experience writing frontend unit tests and e2e tests

  • Experience with Webpack and Gulp

  • Knowledge of Bitcoin at a technical level





You belong here. 
At Chainalysis, we believe that diversity of experience and thought makes us stronger. We encourage applicants across any race, ethnicity, gender/gender expression, age, religion, ability and experience. With both customers and employees around the world, we are committed to ensuring our team reflects the unique communities around us. We can’t wait to meet you


Senior Software Engineer (Cryptocurrencies) at Chainalysis (London, UK)
1w

Chainalysis is one of the fastest growing companies in the cryptocurrency space. Our cryptocurrency investigation and compliance software is used by the world’s leading law enforcement agencies, regulators, and businesses as they combat fraud, human trafficking, money laundering, and other illicit activity involving cryptocurrencies. With offices in New York, Washington D.C., London, and Copenhagen, we are backed by Accel, Benchmark and other leading names in venture capital. Our mission is to build trust in blockchains.


Our engineering team is responsible for storing/retrieving huge amounts of data and integrating this data with other parts of the system to ensure data is accessible to the frontend in a fast and easy way. We are looking for a Senior Software Engineer who is self-motivated, passionate about building high performing restful APIs, quality software, and energized by working in a fast paced environment.


This job is based in our Copenhagen, Denmark or London, UK offices.


Responsibilities:



  • You will be responsible for making our APIs fast and maintainable

  • You will be responsible for the development and maintenance of the service layer

  • You will work with product team to enhance current features of various systems

  • You will be mentoring engineers in good practice coding


Requirements:



  • 5 years of software engineering experience

  • Programming experience in object oriented languages like Java, Scala, C

  • Experience working with microservices and scaling APIs between them

  • Ability to work in distributed and agile teams


Nice to haves:



  • Conversant with Spring and Spring boot frameworks

  • Experience with deploying and maintaining services running in a Kubernetes cluster

  • Experience with PostgresSQL and making it perform

  • Knowledge of cryptocurrencies at technical level

  • Experience in fin-tech


Software Engineer at Gemini (New York, NY)
1w

The Department : Engineering


Gemini is regulated and licensed like a bank, but it’s run like a tech startup, and engineering is the core of the company. There’s a wide range of tough problems to solve at Gemini – from properly securing hundreds of millions of dollars worth of customer funds, to developing innovative new blockchain products, to finding new techniques to combat fraud, to shaving microseconds off our API response times, and everything in between.


All of Gemini’s engineers are able to work across the software platform, not just on their own specialization or sub team. We value a thoughtful, collaborative software development process, coupled with a pragmatic approach to problem solving and delivering software.


The Role: Software Engineer


As an engineer on our backend team, you’ll architect and solve complex problems that will directly influence the direction of the digital asset space. There’s a wide range of problems to solve at Gemini – from properly securing millions of dollars worth of customer funds, to developing innovative new blockchain products, to shaving microseconds off our API response times. We have a strong culture of code reviews a focus on security, with the end goal of writing and shipping high-quality code by getting things right the first time. We want to continue building the best product we can as we scale and grow our business. If you get excited about solving technical challenges that directly impact our clients, our institutional investors, and the rest of the Gemini team, we’d love to hear from you.



Responsibilities:



  • Develop new products and features across all aspects of our business - financial exchange, customer accounts ledger, blockchain operations, our website, internal admin. tools, API automation access, anti-money laundering (AML), know-your-customer (KYC) compliance and many others.

  • Craft automated tests and work with our QA team to ensure the operation and correctness of new product features.

  • Provide technical input and knowledge to the planning, design, and requirements process for new products and features.

  • Collaborate with other engineers to review code.

  • Drive architecture for complex products by determining current limitations and coming up with solutions.

  • Improve the performance, maintainability, and operations of the Gemini code base by engaging in occasional refactoring and upgrade projects.



Minimum Qualifications:



  • Bachelor’s degree in Computer Science, Software Engineering or equivalent professional experience

  • Advanced proficiency in at least one language. use mostly Scala on our backend and Javascript on the frontend – and it’s great if you’re comfortable in those, we aren’t picky as long as you’re willing to learn.  We’ve had Java, C#, JavaScript, Haskell, Ruby, and Python coders pick up the new language.

  • Significant experience working as an engineer, with demonstrated ability to solve performance and scale challenges.

  • A proven background designing data-driven software, following observability, testing and deployment best practices.

  • Experience keeping track of your work using project tracking tools like GitHub, JIRA and Confluence.

  • Participating in reviewing code, helping evaluate implementations, and providing feedback about potential improvements.



Preferred Qualifications:



  • Experience working with Bitcoin, Ethereum, and/or blockchain technology a huge plus

  • Work experience or knowledge of the finance industry, trading and/or exchange systems

  • A desire to build systems to help your fellow engineers deliver their software to production more quickly and reliably

  • The ability to self-organize and clearly communicate intent

  • Ability to contribute throughout all phases of a service lifecycle, from conception through design, development, deployment and ultimately operation

  • Operational familiarity with Macs or Linux systems

  • Work with teams to improve tooling, processes, and the software they support


Frontend Engineer / Designer at Sila (Corvallis, OR)
1w

Job Description


Sila’s goal is to transform the financial landscape by creating an open access financial network with a stable crypto token at its core. We want to help developers and entrepreneurs bring their fintech ideas to market quicker and easier. We are seeking an inventive, inspired front-end engineer to share in that adventure. Your role will be to create our forward-facing applications and our website, while carefully considering our customers and users.You will also be a leader in a fast-paced, innovative company working with some of the best people in the space.


Duties and Responsibilities


Create compelling customer-facing experiences in partnership with the larger Sila team.
Consistently build great design aesthetics and powerful UI/UX capabilities.
Set-up and maintain scalable, efficient front-end systems.
Review code and troubleshoot issues.
Design and develop internal workflow tools, as necessary.
Work with cross functional team to recognize requirements and recommend solutions
Mentor others and be prepared to learn and grow with the company
Other duties as assigned
Required Competencies


4-6 years of experience as a front-end engineer.
Excellent understanding of UI/UX best practices and current web standards
Proficiency with design tools such as Sketch, Photoshop and Illustrator
Extreme proficiency in HTML, CSS, Bootstrap and React or similar front-end frameworks.
Familiarity of web frameworks such as Django, Laravel or Rails
A bachelor's degree in a relevant technical field or commensurate experience.
Additional Skills Desired


Proficient in Python, Django and JSX templating.
Familiarity with and interest in blockchain technologies
Understanding of design architecture, API design patterns, scale and performance.
Values


Accountability – We hold each other to the highest standards in our products
Teamwork – We are collaborative and support each other to succeed as a team
Fearless – We take calculated risks and learn from setbacks and failures
Respect - We treat every team member with respect, and welcome differing viewpoints.
Integrity – We are honest and forthright; we admit our mistakes; we live our values
Fun – We are serious about injecting humor, play, and joy into our daily work
Compensation


Competitive salary based on your experience
Stock options
Medical, Dental, and Vision Benefits
401K
Coworking environment with free coffee and beer
Sila is an Equal Opportunity Employer. Sila does not discriminate on the basis of race, religion, color, sex, gender identity, sexual orientation, age, non-disqualifying physical or mental disability, national origin, veteran status or any other basis covered by appropriate law. All employment is decided on the basis of qualifications, merit, and business need.


Job Type: Full-time


Salary: $85,000.00 to $115,000.00 /year


Senior Cryptography Engineer at Fetch.AI () (allows remote)
1w

Fetch.AI is a world-changing project, a “decentralised digital world” where autonomous software agents act on the behalf of their owners, or themselves, to get useful economic work done.


We are a dynamic, fast-growing international team of experts and forward-thinking technology enthusiasts working on the convergence of blockchain, AI and multi-agent systems. We are building technology for both today and tomorrow - a collective super-intelligence on top of decentralized economic internet built with a highly scalable next-generation distributed ledger technology. Combined with machine learning, this delivers the predictions and infrastructure to power the future economy.


Do you like challenges and want to work on cutting edge state-of-the-art technology that will define how we will interact? Come and join us.


Cryptography Engineer


The role involves the design and implementation of cryptography techniques to build, maintain and enrich the functionalities of Fetch’s decentralised smart-ledger technology. Interested candidates will be provided with multiple opportunities to work at the intersection of AI/ML and cryptography/security.


We are working at the cutting edge of cryptography, artificial intelligence, distributed computation and economics, and are therefore looking for people with a desire to create novel solutions for complex problems. A good mathematical background is, of course, essential as are programming skills in Python or C/C .


Cryptography Engineers must have these vital skills:



  • A BSc/MSc in Cyber Security/Computer Science/Mathematics or a related field with previous exposure to programming with cryptography

  • Demonstrable skills in one or more of the following: systems security/protocol design/distributed computing

  • Proven track record of independently and successfully driving projects


Software engineering skills:



  • C , Python, C

  • Linux

  • Git


Additional highly valued skills are:



  • PhD degree in mathematics/computer science or a related field with a focus on either cryptography, cyber security, distributed computation or blockchain systems

  • Experience in designing, implementing, and/or optimizing core cryptographic libraries

  • Knowledge and technical experience in several of the following: encryption, hashing, key management, digital certificates, TLS


Salary


We offer very competitive salaries, depending on ability and experience. Come and talk to us!


We offer all the following benefits:



  • Pension

  • Life Insurance

  • Private Health Care

  • 25 days holiday (including your birthday plus you can also buy additional holidays)

  • Joining bonus (Fetch Tokens)


Additional fun benefits:



  • Summer party

  • Christmas party

  • Fun activity days

  • Free snacks, endless fruit, and hot and cold drinks

  • Chill out zone

  • Video games


Sr. Staff Software Engineer - Innovation (REF15152Q) - Visa Digital Developer Pl at Visa (Foster City, CA)
1w

Job Description




Visa Innovation Center focuses on building technology for the next generation of payments. We work on solving hard problems of the future in IoT, Blockchain, Mobile, UX, Machine Learning, and Data Analytics. We are looking for hands-on expert level software engineers to help us build some innovative products.


This role requires quick problem-solving skills, logical thinking, and application of programming techniques to design, build, and maintain code. Deep knowledge of computer science fundamentals, data structures, and algorithms is a must. In addition to the technical skill set, the candidate will be a self-starter, results-driven, and equipped with excellent verbal and written communication skills.


You will work with colleagues, who will support and challenge you daily. You will be take leadership roles working on multiple projects building full stack development of real-time REST services and mobile applications that are highly functional, distributed, secure, scalable and resilient. We believe in self-managing Agile teams who build products end to end focusing on unit testing, code reviews and continuous integration for excellent code quality.  You will be driving innovation that makes our products stand apart from our competitors, delight the customer with faster times for market delivery.


If this sounds exciting, we want to chat and tell you more about our work culture and environment and see if this will be a good fit.



Responsibilities:


· You’ll help our customers achieve their real goals by understanding their requirements and how they respond to their business needs.


· You will build partnerships with product management to make sure that the products we are building deliver real value.


· You’ll use technologies that include Java, REST, Android, React, Node.js, NoSQL, Docker and more.


· You will analyze business requirements and architect a solution that is robust and scalable along with providing technical documentation of solution.


· You have the work and academic experience that will demonstrate proficiency and ease with programming languages, code quality initiatives, scripting languages and operating systems.


· Your DNA would include following and creating software best practices and processes.


· You coach and mentor your team members and help them grow professionally.


· You’ll lead meeting and discussions with cross-functional and non-technical teams.


· You have excellent communication and interpersonal skills and above all, you are a team player!







Qualifications





  • You have a Bachelor degree in Computer Science or related field and 12 years of Software Development Experience or a Masters with 10 years of Software Development Experience.

  • Expert level skills in Java / C# / C  

  • 3 years of engineering management / leadership experience leading a team of software engineers 

  • In-depth knowledge of data structures implementation and optimization

  • Expert level skills in multi-threading, concurrency, and error-handling

  • Expert level skills in implementing design patterns (singleton, facade, factory, observer etc.)

  • Experience building enterprise scale web services (RESTful), and their scalability, resiliency, and availability

  • Experience building application frameworks or reusable components

  • Experience in network programming (Sockets) to build service self-healing

  • Experience implementing multiple cross cutting concerns and non-functional requirements using aspect-oriented programming (viz. aspectJ) 

  • Demonstrated proficiency in troubleshooting, root-cause analysis, application design, and implementing large components for enterprise projects


Desired qualifications



  • Experience in building ODATA compliant REST services

  • Experience in Building highly robust Android or iOS applications

  • Experience in language features such as lambda expressions, generics, and streams

  • Experience in working on cryptography and Bluetooth based transmission protocols

  • Experience in IoT, NFC, machine learning / data science, NLP

  • Experience in payments tech industry







Additional Information




Visa will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of Article 49 of the San Francisco Police Code.



All your information will be kept confidential according to EEO guidelines.


iOS Engineer (f/m/d) for Wombat at techdev Solutions GmbH (Berlin, Deutschland)
1w

Wombat is a project initiated by blockchain veterans headquartered in Berlin. The Wombat app empowers humans to regain control over their digital lives by building a browser which lets people interact with DApps seamlessly and without any prior blockchain knowledge. To help us achieve this vision, we are looking for an experienced, authentic and, above all, structured iOS engineer, who will be responsible for the design, implementation and quality control of our app for iOS devices.


Your Profile


We all ran startups before and learned one lesson: Culture eats strategy for breakfast, and technology for lunch. The only certainty we have is that things will turn our differently than planned and the unknown will hit us hardest when we least expect it. Thus we highly value a strong team-spirit with smart, inspiring, reliable, and fun colleagues, who will enable us to react to new challenges in an agile fashion. We don’t claim to be able to define the ideal candidate, however, we put together a few characteristics which might help to succeed as our new iOS engineer:



  • Bachelor’s degree in Computer Science, Engineering or related field, or equivalent training, fellowship, or work experience



  • Experience working closely with product teams, designers, and other developers to create a truly delightful mobile experience



  • Experience developing highly performant code and view layouts and the ability to diagnose performance bottlenecks



  • A disciplined approach to development, testing, documentation and code structure in a team environment



  • A familiarity with the iOS tool ecosystem for development, testing, debugging, and performance benchmarking



  • An excellent understanding of best practices for concurrency andthreading, as well as offline-usage and accessibility



  • Experience working with RESTful APIs



  • A constant desire to improve, learn more and take things higher



  • A little bit of humor and decent table football skills


Softwareentwickler/in Blockchain
1w
51nodes

Du bist von den Möglichkeiten der Blockchain-Technologie genauso begeistert wie wir? Als leidenschaftlicher Programmierprofi möchtest Du mit Deiner Expertise die revolutionäre Technologie vorantreiben und Kundenanfragen in leistungsstarke Lösungen verwandeln? Du übernimmst gerne Verantwortung für herausfordernde Projekte und hast Lust, zusammen mit einem offenen und motivierten Team in einem flexiblem Arbeitsumfeld produktiv zu sein? Dann sollten wir uns kennenlernen!

Für unseren Standort in Stuttgart suchen wir Dich zum nächstmöglichen Zeitpunkt in Vollzeit oder Teilzeit als

Softwareentwickler/in Blockchain

Diese spannenden Aufgaben erwarten Dich als Softwareentwickler/in

  • Für herausfordernde IT-Projekte mit wirtschaftlicher und gesellschaftlicher Relevanz entwickelst Du verschiedene Blockchain-basierte Lösungskomponenten für Anwendungen
  • Als Spezialist/in für Blockchain-Technologie unterstützt Du unsere Kunden intensiv dabei, die Möglichkeiten der Crypto Economy zu nutzen
  • Du setzt Dich mit aktuellen Trends der Blockchain-Architektur auseinander und bleibst zu Weiterentwicklungen immer up-to-date

Was Du als Softwareentwickler/in mitbringst

  • Abgeschlossenes Studium der Informatik, Elektrotechnik oder Mathematik bzw. eine vergleichbare IT-Ausbildung (z. B. Fachinformatiker/in)
  • Einschlägige Berufserfahrung in allen Phasen der Softwareentwicklung in Kundenprojekten mit Bezug zu WebTechnologien und verteilten Systemen, z. B. Frontend, Backend, Service-Architekturen, Datenintegration und Cloud-Technologien
  • Verhandlungssichere Deutsch- und Englischkenntnisse in Wort und Schrift
  • Ausgeprägtes Interesse an Blockchain-Technologie und Freude an der selbstständigen Entwicklung von komplexen Softwarelösungen

Das bieten wir Dir

  • Eine branchenübliche und leistungsgerechte Vergütung mit erfolgsabhängiger Bonuskomponente
  • Flexible Arbeitszeiten in einem modernen, hellen Büro sowie Homeoffice-Möglichkeiten für eine ausgewogene Work-Life-Balance
  • Hochwertige IT-Ausstattung mit Hardware Deiner Wahl für optimale Arbeitsbedingungen
  • Intensive Einarbeitung durch unser talentiertes Entwicklerteam
  • Individuelle Unterstützung beim Erreichen Deiner Entwicklungsziele in einem dynamischen Unternehmen mit flachen Hierarchien
  • Die Möglichkeit, 20% der Arbeitszeit an eigenen Projekten zu arbeiten
  • Zentrale Lage mit sehr guter Anbindung an öffentliche Verkehrsmittel (U-Bahn- und S-Bahn-Stationen in unmittelbarer Nähe)
  • Die Teilnahme an Meetups, Mob-Programming, Hackathons im Rahmen unseres Engagements in der lokalen Blockchain-Community

Über 51nodes51nodes bietet als Softwareentwicklungsunternehmen die technologische Beratung und Implementierung von Blockchain-basierten Lösungskomponenten. Unser Angebot umfasst Blockchain-Infrastruktur und dezentrale Blockchain-Applikationen, Verknüpfung von IoT / Industrie 4.0 mit Blockchain-Komponenten sowie die Tokenisierung von Assetklassen. Unsere Vision ist es, mit Blockchain-Technologie unsere Kunden zu erfolgreichen Akteuren der Crypto Economy und unsere Mitarbeiter zu aktiven Gestaltern des Internets of Value zu machen.

Du möchtest Teil unserer Lösung werden?Dann bewirb Dich jetzt als „Softwareentwickler/in Blockchain“ und sende uns Deinen CV oder den Link zu einem Deiner Social-Media-Accounts mit der Angabe Deines frühestmöglichen Startdatums über diesen Link!. Wir freuen uns auf Deine Bewerbung!


Blockchain Analyst | Part of the Shell Graduate Programme
1w
Shell

Blockchain Analyst | Part of Shell Graduate Programme

Location: Amsterdam

Summary

Part of our highly-reputed Graduate Programme, this placement in our Blockchain Centre of Excellence (CoE) is a chance to learn alongside some of the best minds and developers in the blockchain space and build your blockchain knowledge. You’ll be exploring potential applications across Shell – from supply chain and certification to mobility and energy.

The placement

In this placement, you’ll gain the skills to be a successful Blockchain Analyst with us. It’s a great time to join this new team – we’re still at the stage where we can educate colleagues and refine our strategy. Highlights include:

  • Exploring potential applications – whether that’s in our core gas and oil business or new areas such as new energies or electric vehicles.
  • Assisting on projects from ideation to deployment, working with bright, experienced analysts.
  • Carrying out market scans on new decentralised technology primitives.
  • Creating value cases for opportunities for blockchain in different business areas.
  • Helping shape the team’s approach and way of working.

This is the first of two Graduate Programme placements; your second could be in data engineering, data analytics, IT Architecture or a similar part of our business.

Who are you?

Obviously, some insight into blockchain would be useful, but it’s not essential: we can bring you up to speed. You probably you have a background in Computer Science or Information Management but we’re also open to hearing from cryptographers, mathematicians or game theorists.

You’ll be part of a start-up culture where we sometimes ‘colour outside the lines’ – that’s something you’ll need to embrace. To thrive here, you’ll definitely need to be able to think on your feet – you’re someone who loves coming up with original ideas and exploring different angles to solve a problem.

The Shell Graduate Programme: a world of opportunities

Join the IT Shell Graduate Programme and you can look forward to an industry-leading two- or three-year learning programme, offering real responsibility, engaging challenges and continued professional development.

There’s never been a more exciting time to be part of the energy industry. Start your career at Shell and immerse yourself in innovative projects to find economically, socially and environmentally responsible solutions to the world’s energy needs. You’ll be learning alongside brilliant people from all over the world, with the resources and support to explore new ways of thinking and working – all in all, an unbeatable experience.

Helping you prepare

We want you to be at your best when completing the assessments, so here are some top tips and some additional background information that may help you. Ace your application prep by reviewing our application tips.

Ready to apply?

If you’re excited by the chance to push boundaries and explore frontiers, click on this link:Click here to apply! to start you application. In the online application form, select “IT” as your preferred area of interest.


Blockchain Engineer at Clearmatics (London, UK)
1w

Clearmatics is an established blockchain R&D company in London, UK. We have good ties to the Open Source / Ethereum community, we work closely with the Ethereum Foundation, and the company is an EEA Member. We're looking to hire multiple senior engineers to expand our team. Our stack is Ethereum-like so familiarity and passion with the space is key.


Some of the areas we tackle include scalability through cryptography (zkSNARKs, multiparty computation, private transactions/assets), protocol design (e.g. proof relays/pegs), formally verified smart contracts, and type-safe & performant distributed virtual machine architectures.


We are looking for people who are not afraid of unknowns and enjoy working with others to problem solve and break new ground. You should have more than a passing interest in the Ethereum or cryptocurrency space, with contributions to Open Source Projects being a distinct plus. You should be able to reason about technical problems, argue thoughtfully and contribute in a team setting. If you want rock star or ninja in your job title then this isn't the right job for you.


We have a lot of hard problems to solve. If you'd like to make significant contributions to the blockchain ecosystem and think you are a match then we'd like to hear from you.


You MUST have:



  • A good grasp of Computer Science fundamentals (data structures, algorithmic complexity, etc)

  • Experience in strongly typed languages (C/C , Golang, Scala, Rust)

  • Demonstrable interest in Ethereum / the cryptocurrency space

  • Experience with network and concurrent programming or distributed systems

  • Willingness to work on research projects and brainstorm solutions with team

  • 5 years experience as a software engineer


...and be comfortable working in a new field


Nice to haves:



  • Practical understanding of cryptography and theoretical information security



  • Golang experience



  • Involved in the cryptocurrency community



  • Contributions to open source projects in the space (dapps/geth/etc)


Clearmatics cares about your privacy. Please read our EU applicants privacy notice here:


https://www.clearmatics.com/personal-information-p...


Senior Back-end Developer (node, firebase) at Mothership (Tallinn, Estonia) (allows remote)
1w

Mothership engineering team is working towards Exchange product release. You have an excellent opportunity to jump on-board and join us on this exciting journey. Here is the portrait of a person we’re looking for.


You agree that JavaScript has won the war, at least for now. It’s your favorite tool, and you mastered it while making apps and web servers for years. You are an expert in node.js. You know it’s architecture, and you don’t hesitate to use a profiler to improve the performance of a service. You’re following best development practices. Your code is nice and clean, and you can be on the same page with your teammates about this. You passed through times of manual deployments and now enjoy the era of Docker containers. However, you prefer to be serverless. Although you can spin up any services and self-manage them, you're more happy with using managed cloud solutions. You love Firebase. You can tell us at least a couple of stories how did it help you to solve a business problem in hours instead of days and weeks. You’re not trying to dump QA responsibility on someone else. You agree that testing is a developer’s responsibility. You are proud of your typical above 95% test coverage. You can organize CI/CD flow and push a constant stream of features and patches to a staging environment, then to the production.  We are all constantly learning, but that’s not your first reason for joining us. You come here, first and foremost, to add another solid mark in your track record of successful projects. You listen to business needs and can evaluate priorities. You don’t want to be micromanaged. You are feature and delivery oriented. You are keen to make a great product. If all the above is about you, please double check the requirements and responsibilities below, add your cover letter and apply on Lever. 



Requirements



  • Five years of production experience in apps and web servers development;

  • Expert knowledge in node.js;

  • A track record of projects built with Firebase and other serverless tools;

  • Experience building scalable APIs which is able to handle high-volume traffic;

  • Experience working in a startup environment;

  • A strong team player with excellent communication skills;

  • Ability to hack things together quickly;


Responsibilities



  • Improve, add new features and build new software solutions for Mothership;

  • Design and implement APIs to integrate Mothership’s products with internal and external services;

  • Optimize development process by bringing best practices and improving CI/CD pipeline;

  • Own and deliver maintainable, well-tested code.


Mobile Developer (IOS or Android) - Global Fintech startup at CRYPTO.com (Hong Kong)
1w

Android/iOS Developer


About the company:


CRYPTO.com, the pioneering payments and cryptocurrency platform, formerly known as Monaco, seeks to accelerate the world’s transition to cryptocurrency. Its MCO branded consumer financial services, including the MCO Visa Card, MCO Wallet app, and MCO Token embrace a vision of Cryptocurrency in Every Wallet™.CRYPTO.com is headquartered in Hong Kong.


MCO is redefining how money is being moved, spent and invested. MCO is democratizing blockchain technology by designing beautiful, simple and useful financial services that have a lasting, positive impact on people’s lives. 



For more information, please visit: www.crypto.com and mco.crypto.com


About the role:


We're looking for self-starting engineers with strong experience developing sophisticated applications on the iPhone or iPad using the iOS SDK. You will be Involved in end-to-end mobile application development life cycle.


Responsibilities



  • Work closely with our product and design teams to build the product for the iOS platform

  • Implement custom native user interfaces using the latest iOS programming techniques

  • Build reusable iOS software components for interfacing with the platform

  • Analyze and optimize UI and back-end application code for efficiency and performance

  • Grow our engineering standard

  • Develop a highly interactive, user-friendly iOS/Android application


Requirements:



  • Interested in building first-class product to solve real world problems

  • Experienced with various technologies, a fast learner and have a “get things done” mentality

  • Strong organisational skills and interpersonal skills and the ability to juggle conflicting requirements from many different stakeholders

  • Humble to embrace better ideas from others, eager to make things better, open to challenges and possibilities

  • Experience building complex applications for the iPhone or iPad using Objective-C / C  

  • An excellent understanding of development and testing methodologies, object-oriented and protocol-oriented programming best practices, and automated software testing approaches.


What you can expect from us?



  • We offer an attractive compensation package working in a cutting-edge field of Fintech.

  • Flat team. Work side by side with the co-founding team

  • Huge responsibilities from Day 1. Be the owner of your own learning curve. The possibilities are limitless and depend on you

  • You get to work in a very dynamic environment and be part of an international team

  • You will get to have involvement in developing a brand new product from scratch alongside with a talented team


Requirements (Andriod):



  • Interested in building first-class product to solve real world problems

  • Experienced with various technologies, a fast learner and have a “get things done” mentality

  • Strong organisational skills and interpersonal skills and the ability to juggle conflicting requirements from many different stakeholders

  • Humble to embrace better ideas from others, eager to make things better, open to challenges and possibilities

  • Experience building complex applications for the Android using Kotlin/Java

  • Mobile application development at the user interface and system levels


Senior Platform Engineer at Galt Talent (Santa Monica, CA)
1w

"I love the idea behind our Social Good App of the Year winner, Golden. It matches people with volunteer opportunities based on things they like to do for fun.” - Sheryl Sandberg, COO Facebook


Company: Golden
Title: Sr Platform Engineer
Salary: up to $150,000 base equity options
Location: Santa Monica, CA - office on the beach (100 yards)
Tech Stack: React, Typescript, Backbone, Node, Javascript, MongoDB, AWS
Website: https://www.goldenvolunteer.com/



About Golden:


Golden is used by 5,000 organizations around the USA and beyond and has won several significant awards including Facebook Global Social Good App of the Year, Fast Company World Changing Idea, #1 volunteering apps on iTunes and Google Play, TIME Top App to Simplify Your Life, and more


Golden is the leading platform for volunteering and managing volunteer programs. A new, social enterprise platform that makes volunteering effortless. We show people how their everyday interests can be applied in noble ways. We help organizations seeking volunteers express themselves authentically, purposefully, and appropriately.





Tech Stack:


Products built on shared infrastructure


Dashboards are mostly Backbone.js and we are moving to REACT.js


Our backend is Node.js, MongoDB, AWS S3 with Elastic Beanstalk 


Senior Fullstack Engineer at Galt Talent (Santa Monica, CA)
1w

"I love the idea behind our Social Good App of the Year winner, Golden. It matches people with volunteer opportunities based on things they like to do for fun.” - Sheryl Sandberg, COO Facebook


Company: Golden
Title: Sr Fullstack Engineer
Salary: up to $150,000 base equity options
Location: Santa Monica, CA - office on the beach (100 yards)
Tech Stack: React, Typescript, Backbone, Node, Javascript, MongoDB, AWS
Website: https://www.goldenvolunteer.com/


About Golden:


Golden is used by 5,000 organizations around the USA and beyond and has won several significant awards including Facebook Global Social Good App of the Year, Fast Company World Changing Idea, #1 volunteering apps on iTunes and Google Play, TIME Top App to Simplify Your Life, and more


Golden is the leading platform for volunteering and managing volunteer programs. A new, social enterprise platform that makes volunteering effortless. We show people how their everyday interests can be applied in noble ways. We help organizations seeking volunteers express themselves authentically, purposefully, and appropriately.


Tech Stack:


Products built on shared infrastructure


Dashboards are mostly Backbone.js and we are moving to React


Our backend is Node.js, MongoDB, AWS S3 with Elastic Beanstalk 


Mid - Senior Frontend developer at MadHive (Columbus, OH)
1w

Frontend Developer


Onsite, Columbus Ohio



Our Engineers:



  • Contribute to a constantly evolving codebase with a focus on improving performance, code reusability, and product scalability

  • Conduct code reviews and provide insightful guidance to team members

  • Collaborate with product owners / project managers to find opportunities for new products / features, validate assumptions, and resolve bugs /support requests as needed

  • Assess / provide feedback on both business and technical requirements


What we need:



  • Extensive professional experience crafting SPAs with modern Javascript (ES6 )

  • 3 years experience working in modern Javascript frameworks (React, Redux)

  • 3 years experience working with CSS preprocessors (SCSS, LESS)

  • Proficiency writing modular code aimed at efficiency, scalability, and legibility

  • Proficiency designing and writing Javascript unit tests (Jest, Mocha, Chai)

  • Experience working with build tools like Babel, Webpack, Gulp, etc.

  • Expert knowledge of the latest HTML5 and CSS3 standards

  • Proficiency working with backend engineers to consume data from RESTful APIs

  • Fundamental understanding of git, GitHub, branching and collaborative software development



Experience that would be great for you to have (or you'd be excited about acquiring)



  • Experience working in TypeScript, Go, or other statically typed languages

  • Experience building data visualizations in Javascript (D3)

  • Experience with end-to-end testing platforms (e.g. Selenium, Cypress)

  • Experience with Single-Sign-On (SSO) and OAuth

  • Google's Firebase, particularly Firestore, NoSQL

  • Google's GCP Suite including Google Endpoints

  • Web3 and Solidity



Our Culture:



  • “The best Idea wins.” We depend on our engineers to think outside of the box, challenge assumptions and work closely with their team to determine elegant solutions to difficult problems. 

  • Developers need autonomy to experiment with new frameworks

  • Developers should never have to support a legacy browser

  • Happy hours are well attended. 

  • Excellence is rewarded.

  • Vacation

  • Top Tier Benefits


Elite Backend Engineer at MadHive (Columbus, OH)
1w

Elite Backend Engineer


Onsite, Columbus Ohio (Relocation assistance available)


The MadHive team is looking to add a Senior Backend Developer to the core senior team to design and build out a scalable backend system.


Advertising industry tools today are complex: opaque, fraudulent, expensive, and inefficient. Madhive was founded to change that.


We believe advertising technology should be simple, transparent, verified, economical, and efficient.


We hold ourselves to the highest standards not just because our customers demand and deserve the best, but because we believe the industry can - and should - be better.


From game-changing cryptography to the latest in cloud engineering, Madhive uses powerful new technologies coupled with world-class design to deliver evolved solutions. We are committed to making truly impactful advertising technology 



Current stack: Ethereum (blockchain), Go, Google Cloud (especially App Engine, Stackdriver, BigTable, BigQuery, Cloud Functions and Firestore)



Our Engineers: 



  • Code microservices, data pipelines, and blockchain connectors in Go
    • Build new features on our platform by extending and maintaining our API, craft new services as needed, and ensure high stability
    • Write tests that ensure your code works as great in production as in development


Qualities we love: 



  • You have at least 3-5 years experience as a developer, with strong Go (Golang or similar language) 

  • knowledge and hands on experience with Github and Linux. 

  • Deep understanding of design patterns, software development methodologies and principles

  • You have experience developing protobuf and JSON-based api endpoints

  • Strong understanding of cloud infrastructure and cloud computing concepts, especially on Google Cloud Platform. A bonus if you have experience building on GC.

  • You're passionate about close collaboration with design, product, and marketing to craft the best experience possible throughout the entire customer journey. 

  • And we love a self-starter who understands when to run solo vs when to pull in leads or the rest of the team.


Experience that would be great for you to have (or you'd be excited about acquiring)




  • React, Redux and some knowledge of FE frameworks  in general

  • Google's Firebase, particularly Firestore, NoSQL

  • Google's GCP Suite (Getting a sense of our DevOps yet?)

  • web3.js, solidity

  • Passion and expertise crafting SPAs with modern (ES6 ) javascript

  • Mastery of async js, promise chains, fat arrows and juggling scope

  • Working knowledge of the latest CSS3 standards, primarily CSS Grid and variables/mixins





Our Culture:



  • “The best Idea wins.” We depend on our engineers to think outside of the box, challenge assumptions and work closely with their team to determine elegant solutions to difficult problems. 

  • Developers need autonomy to experiment with new frameworks

  • Developers should never having to support a legacy browser

  • Happy hours are well attended. 

  • Excellence is rewarded.

  • Unlimited Vacation

  • Top Tier Benefits


Blockchain Architect at PriceSenz (Irving, TX)
1w

In this role, the candidate will be responsible to develop technical solutions to solve business problems using one or more of the Blockchain Technology platforms such as Hyperledger, Ethereum and/or R3 Corda. This position is a hands-on, self-directed design and development of highly scalable, reliable, and performance efficient applications to consume and integrate complex data using open-source platforms and tools. The successful candidate should have thorough knowledge and hands on experience in all levels of Agile Software Development Life Cycle methodologies. Serve as the point of contact responsible for the construction of all objects necessary within the development platforms. The candidate must have strong communication skills and be able to work with both users and also lead IT team members in a highly collaborative team environment. Candidate should be disciplined, detail-oriented, self-motivated, and delivery-focused.


Responsibilities & Required Skills




  • Design, develop, and deliver complex Distributed Ledger/Blockchain technology applications




  • Responsible for architectural reviews, design reviews and consultations




  • Develop methods and tools to be used to test, monitor and implement new solutions using Blockchain and Distributed Ledger technologies




  • Hands-on architect & developer who can take part in the entire development life cycle




  • Hands-on experience with at least one of Hyperledger, Multichain, Ethereum, or other similar platforms




  • Follow and standardize the best practices from the industry and apply them in the project builds.




  • In-depth knowledge and hands-on experience in SDLC (Agile)




  • Strong understanding and demonstrated use of design patterns




  • Experience with unit and functional tests, preferably using test driven development Working knowledge of financial application systems is a plus point




  • Bachelor's degree or equivalent 7 years of experience




Technical Experience




  • Minimum of 3 years of hands-on experience in Java/J2EE/C#/Python/Golang and a minimum of 3 years of experience in application development and systems implementation




  • Minimum of 1 year experience in Blockchain research, understanding and solution development






  • Experience in development on one of the Blockchain platforms like Hyperledger, Ethereum, R3




  • Corda, Quorum and experience in development of applications using distributed applications framework like Truffle, Fabric etc.




  • Experience in Angular & NodeJS, GIT repositories, open source tools and technologies




  • Extensive experience with microservices and RESTful APIs




  • Experience with NoSQL databases




  • Experience in developing and deploying applications on cloud




  • Experience with architecting, designing and debugging JavaScript enterprise software




  • Exceptional analytical and problem-solving skills.




  • Team player with the ability to communicate effectively at all levels of the development process.




  • Working experience in Telecom Industry preferred




Senior Full Stack Engineer at Blockchain Startup with Huge Growth Opportunities at CoinCircle (Santa Monica, CA)
1w

CoinCircle is looking for genius software engineers, comfortable working in a highly collaborative fast-paced startup team environment, that are proudly cross-discipline full-stack developers. You should either have direct experience in the blockchain space writing Dapps, or an extreme passion, interest, and experience learning about writing smart contracts and building next-generation blockchain architectures and new consensus mechanisms.


We are looking for highly diverse, cross-discipline and passionate engineering minds that are talented creative problem solvers; people that are just as passionate about software architecture design, as they are about designing new algorithms — that will get just as fired up about optimizing databases and building incredibly smooth user experiences for the front end. As a startup, we have the ability to be agile and pivot when we come across new information. Our engineers are the type of engineers which are usually working on several projects in order to constantly stay up to date with this fast moving FinTech 2.0 space. We spend a significant portion of our free time thinking about blockchain, crypto-economics and decentralizing everything; so you should too.


The perfect candidate will have real-world proven experience and knowledge with the following tech stacks across various projects:



  • HTML, CSS & Javascript

  • Node

  • Express/React

  • Golang/Postgres

  • AWS (as many as possible, certification a huge plus)

  • Debugging Tools

  • Web3 & Solidity

  • C/C

  • Web Assembly


The perfect candidate will have:



  • Heavy C.S. background (Relevant degree(s) in Computer Science or proven Engineering experience) and general love of programming

  • Experience and strong desire to work in a Scrum team environment

  • Passion for modular reusable software design and design patterns

  • Experience designing for scale, optimizing runtime, and efficient databases

  • Experience architecting and deploying stable and scalable REST APIs

  • Experience using browser APIs and optimizing front-end performance

  • Experience in a DevOps environment

  • Experience writing unit tests, end-to-end testing and continuous integration

  • Experience in deploying secure cloud software & network security

  • Experience developing on top of Ethereum designing and deploying fully audited and tested, stable smart contracts

  • Experience using various blockchain libraries, utilities, management tools, and blockchain testing tools

  • Huge passion for, or even better, direct experience, building and designing a next-generation blockchain or decentralized p2p network

  • Experience with the intricacies of the Bitcoin blockchain and various other blockchains; as well as Ethereum and Solidity in real-world production software is a huge plus.


If this sounds exciting, you believe you have what it takes and are up for the challenge to join a fast-paced and sometimes demanding startup environment where we’re redefining the future of finance as decentralized, then apply now.


QA Specialist at Xapo () (allows remote)
1w
POSITION OVERVIEW
Xapo is a fast-growing, global fintech company with a mission to build a safe and global way to use money. We’re a fully distributed team, with 250 Xapiens working from 50 countries. 
We’re seeking a collaborative, proactive problem-solver to join us as QA specialist at Xapo. This full-time position is planned to be remote, meaning you can work from anywhere!
In this role, you will be responsible to write and execute test cases and test reports, identify and report bugs, perform manual testing and work closely with the engineering teams.
The ideal candidate is comfortable taking on ownership in a highly technical environment, resourceful, self-motivated, and passionate about understanding and fulfilling their client’s business requirements.
BALANCE FOR BETTER
At Xapo, we embrace our differences and actively foster an inclusive environment where we all can thrive. We’re a flexible, family-friendly environment, and we recognize that everyone has commitments outside of work. We have a goal of reaching gender parity and strongly encourage women to apply to our open positions. Diversity is not a tagline at Xapo; it is our foundation.
RESPONSIBILITIES


    Effectively write and execute test cases and test reports


    Identifying and reporting defects found during testing


    Verifying reported defects and corresponding fixes


    Perform manual testing and solution validation when required


    Executing a variety of test techniques to ensure the highest quality standards


    Work closely with development teams, system engineers, tier teams, global QA team(s), global development team(s) and customers.


BASIC QUALIFICATIONS


    Experience with defect tracking software (JIRA)


    Experience being part of a SCRUM methodology team


    Familiarity with Windows, Mac/iOS, and Android operating systems




PREFERRED SKILLS


    Strong verbal and written communication in English


    Flexible to work overtime when needed for critical customer projects and/or field issues.


OTHER REQUIREMENTS


    A dedicated workspace


    A reliable internet connection with the fastest speed possible in your area


    Devices and other essential equipment that meet minimal technical specifications


    Alignment with Our Values.


Part-time Datacenter System Administrator at Iterative OTC (Watertown, NY)
1w

We are looking for an on-site datacenter system administrator to support our day-to-day operations in the datacenter. The facility is 30 minutes drive from Watertown, NY. This position requires experience with PC hardware maintenance, computer networking, and electrical power distribution.


Responsibilities:



  • System administration, and network administration, and PC/ASIC hardware maintenance

  • Troubleshoot and run diagnostics, conduct preventive maintenance and emergency repairs/updates on mining hardware

  • Perform routine firmware updates and configure the Linux-based GPU miners to perform various data processing tasks with maximum uptime

  • Operate and perform both routine and emergency services on a variety of critical systems, including but not limited to: mining hardware, networking gear, UPS, and PDU

  • 3 years of relevant experience

  • Contract assumes 20 hours of work per week


Needs to have the following skills/traits:



  • Person of integrity

  • Detail oriented

  • Excellent written communication

  • Seeks to coordinate their work with others

  • Self-directed learner

  • A CompTIA hardware certification or equivalent

  • Linux familiarity

  • TCP/IP networking fundamentals


Nice to have skills:



  • Understanding of firewalls

  • Experience with Linux automation tools such as Ansible, Salt, Puppet, or Chef

  • Experience with various telecommunication technologies (Fiber, cable modem, and LTE)

  • Fundamental electrical knowledge

  • Experience with heating and cooling systems (HVAC)

  • Experience with Nvidia drivers


Principal Software Engineer (Python) for Granular - Leading AgriTech Company at Source Coders Inc (Johnston, IA)
1w

We’re looking for a Principal Backend Python Engineer to join our team working on our shared services platform. This role is integral to Granular's success and is a unique opportunity to join a mission focused, fast-paced, smart and fun team.


What You’ll Get To Do:



  • Collaborate daily with Engineers, Product Managers, Testers, and Delivery Leads to ensure that the right software is built and that it is built right

  • Grow your ability to design elegant data structures, build scalable Python services, and electrify your colleagues with your mastery of AWS

  • Demonstrate a desire to improve all aspects of the product - both technical and processes - and deliver outstanding results for our customers

  • Inspire your colleagues to achieve at a high level, push teams to deliver great results, and hold an optimistic attitude in all that you do

  • Show a passion for learning and developing skills, trying new technologies, and embracing the full stack engineer mindset


Our Ideal Candidate:



  • 8 years of experience developing highly scalable, reliable and performant backend services in a fast-paced environment

  • Experience in a technical and/or team leadership role with a pattern of achievement and growth

  • Exceptional skills and knowledge of Python, particularly with REST Microservices

  • Experience with Kubernetes, AWS Lambda, or AWS ECS backed by PostgreSQL or DynamoDB (preferred but not essential)

  • Excellent software design skills, code quality and attention to detail.

  • Strong communication and collaboration skills.

  • Knowledge and experience with DevOps, monitoring, continuous integration

  • B.S. in Computer Science or equivalent experience.


Senior/Lead DevOps/Kubernetes Engineer - Fully Remote or Onsite at Source Coders Inc (Redwood City, CA) (allows remote)
1w

As part of this team, you will work alongside software engineers, devops engineers, qa engineers, product managers, ux/ui designers, and the rest of the product team to ensure the best product with the best features gets built. Your input, guidance, and contributions will be invaluable to the project as a whole. We will look to you for innovative ideas to boost performance, reliability, and security of our database products in public cloud deployments.


Required Experience/Skills



  • Self-motivated and able to work autonomously

  • Effectively collaborate with other engineers remotely

  • Excellent written and spoken English communication skills

  • Kubernetes operator development experience

  • Experience supporting a PaaS, IaaS, DBaaS, etc.

  • In-depth knowledge of Kubernetes, Docker, etc

  • Experience with AWS, Azure, and/or Google Cloud

  • Working knowledge of infrastructure as code software tools such as Terraform

  • In-depth knowledge of Linux operating systems

  • Experience coding in one or more of the following languages: Go, Javascript, Python, Bash, or Perl


 Bonus Experience/Skills



  • Previous experience working remotely

  • Contributions to open source software

  • Extensive experience with multiple public cloud vendors

  • Kubernetes certification

  • Docker certification

  • Google Cloud, AWS, and/or Azure certification

  • Experience with ServiceNow Platform

  • Networking knowledge/certification(s)

  • Previous leadership experience


Senior DevOps/Kubernetes Engineer for Granular - Onsite or Remote at Source Coders Inc () (allows remote)
1w

Please note remote candidates must be living and eligible to work in the USA. Salary is heavily dependent on experience and location of onsite or remote location


Onsite locations can be San Francisco (CA), Des Moines (IA), or Champagne (IL)


Our client, Granular, is looking for a Senior DevOps/Kubernetes Engineer to join their growing team. You will be an integral part of Granular's success, and this is a unique opportunity to accelerate your career in a fast-paced environment with a team full of passionate, committed people who are excited to transform agriculture!


What You’ll Get To Do:



  • Partner with other engineers to identify the optimal cloud infrastructure, networking and storage design for each solution

  • Develop tooling to enable product development teams to build and deploy software as quickly and efficiently as possible

  • Collaborate daily with fellow team members to drive best practices and identify innovative strategies for successful delivery


Ideal Candidate:



  • Experience designing and building tooling and infrastructure for cloud platforms (AWS, Azure, GCE or similar).

  • Experience with Unix/Linux operating systems internals and administration

  • Strong programming expertise in Python (preferred) otherwise Go or Ruby

  • Experience with deployment and orchestration technologies - Kubernetes, Docker, Jenkins, Salt, etc

  • Demonstrated ability to implement robust, effective, and high quality solutions

  • Systematic problem-solving approach, coupled with strong communication skills and a sense of ownership and drive

  • Experience automating manual or time consuming processes

  • Experience managing Kubernetes clusters is highly preferred

  • Experience orchestrating build/deployment of complex, distributed applications is preferred

  • Experience with automated testing frameworks and methodology is preferred


Perks and Benefits:



  • Upward mobility. We are growing and need talent who can take on increasingly challenging and rewarding roles

  • Generous Vacation

  • 401k Matching Program

  • Employer sponsored Medical, Dental, and Vision

  • Vision, Dental and Dependent Care FSA

  • Family, Maternity and Paternity Leave

  • Learning and Development Programs

  • Open floor plan and dog-friendly offices


About Granular:


More than 7 billion people depend on farms for healthy and affordable food. By 2050, the global population will reach 9.4 billion and farmers will need new ways to deliver on this demand.  They’ll be seeking options that are economically viable and that will help them remain environmentally sustainable. Granular's software meets this need, making farmers more efficient.


Granular combines the leadership and innovation of experienced entrepreneurs, advisors, and investors with the meaningful insights of farmers, agronomists, data scientists and engineers.  


Their internal team has the focused, innovative business and technical acumen that defines Silicon Valley; this expertise has produced products including Granular BusinessGranular AgronomyAcreValue, and AgStudio.


Founded in February 2014, and backed by leading VC’s like Andreessen Horowitz and Google Ventures, Granular is an independent subsidiary of Corteva, a spin off of DowDuPont™.  We currently have offices in San Francisco, CA, Champaign, IL, Johnston, IA, Cumming, GA and São Paulo, Brazil. 


Snr Fullstack Engineer (React & Ruby or Node) - Revolutionary eCommerce Platform at Source Coders Inc (Hebron, KY) (allows remote)
1w

PLEASE NOTE REMOTE CANDIDATES MUST:



  • LIVE IN THE USA

  • HAVE A VALID WORK PERMIT eg. US Citizen, Green Card or H-1B transfer

  • HAVE STRONG PROFESSIONAL RUBY/RAILS, NODE.JS OR REACT EXPERIENCE 


Company: Teespring https://teespring.com/
Position: Senior Fullstack Engineer
Tech stack: Ruby/Rails, Node, React AWS, Docker, TDD, CI/CD
Office location: Kentucky (onsite preferred)
Salary: $120K - $140K (experience dependent) equity unlimited vacation policy
Funding to date: $62M over 5 funding rounds


Software engineering at Teespring happens in pods: small, fast-moving, full-stack teams with a set of goals that drive their roadmaps. As a senior engineer, you are expected to contribute extensively across the codebase in order to achieve those goals in an efficient yet maintainable way. We will look to you as a thought leader, mentor, and guide to the other engineers on your pod and across the company.


As you grow with the role, you will take on, own, and deliver larger and more complex projects. We like to leave room in our roles so that individuals can pick up additional responsibilities they feel are important and impactful. Perhaps you think our interview process needs a reboot, or that we are missing an abstraction in our current architecture: we help you specify those goals and support you in achieving them.


As a senior engineer for the Platform team, we are looking for someone who:



  • Has extensive professional engineering experience

  • Demonstrates a track record of delivering impactful technical projects

  • Can show that they have helped mentor and guide their peers

  • Can weigh complex technical options against each other and identify a path forward with incomplete information

  • Has strong opinions about software development methodology, and explain why and in what situations particular methods are effective


Engineering Manager - Revolutionary eCommerce Platform - San Francisco at Source Coders Inc (Hebron, KY)
1w

Tech stack: Node.js, React, Ruby/Rails, Elixir, Python, AWS, Docker, TDD, CI/CD


This is a rare opportunity for an experienced manager or senior/lead frontend or fullstack engineer looking to take the step towards the leadership track. You will work in tandem with the Director of Engineering to lead a growing team of 6 engineers (frontend & fullstack). Once you've been trained sufficiently we will look to you as a thought leader, mentor, and guide to the other engineers on your pods and across the company.


Software engineering happens in pods: small, fast-moving, full-stack teams with a set of goals that drive their roadmaps. As a Technical Engineering Manager, you are expected to contribute circa 30% of your time across the codebase and 70% managing engineers across platform and infrastructure development.


Key responsibilities will include:



  • Hiring, building and retaining high-performance engineering teams

  • Mentor, grow and inspire developers to achieve their highest potential

  • Define, implement, and drive agile/lean engineering practices with alignment across multiple disciplines including UX design and product management

  • Define, implement, and oversee architectural and technical strategy

  • Extreme focus on efficiency, quality, and predictability by defining and building world-class CICD pipelines and dev-ops culture


Product Manager at LeadIQ (Singapore)
1w

The Role


Product Managers at LeadIQ focus on identifying our customers and business problems and are at the intersection of business, design, and engineering. You need to be technical enough to understand how our underlying products are built and have a keen eye for design. You are master communicators that work to bring teams together to drive towards a singular goal of making a product successful. Finally, you are disciplined and understand that product management is both an art and a science.


In this role, you will be open to a healthy dose of creativity to define a vision for the product and be responsible for the strategy, roadmap, and feature definition of a product. You will be the leader at the forefront as this role would require strong collaboration across a various team and be the focal point for all stakeholders nearly in all functions.


The Product


We are on a mission to revolutionize Sales industry using data science. Our product helps our customers to collect and enrich their target prospects. Our internal data processing combines human intelligence and data science to enable our customers to find perfect contact information and save to their existing platforms like Salesforce, Hubspot, and etc.


The Team


We want team members with attributes like:


- Focus on delivering value to the customer
- Strong belief in collaboration
- Passion that drives you to execute and innovate
- Ability to self-manage and take ownership
- Ability to juggle many projects and responsibilities
- Extremely entrepreneurial and self-driven
- Not afraid of a steep learning curve
- Passionate about building a big business that transforms the sales industry
- Thrive in a fast-paced environment
- Simple designs and fast execution
- Discipline in following process and documenting your work


These personality traits define the culture we are building and are more important to us than a particular set of skills.


The Responsibilities


If you join LeadIQ, you will learn a lot: In terms of technical ability there are many cool tools, technologies, patterns and other great developers that will sharpen your skills. Personally you be given the chance to step up, lead and make your mark in a growing startup as we tackle the challenges in our next phase of growth.


On the day to day activities, we need you to :


- Shape the overall product vision and roadmap to take LeadIQ from a start-up to a global brand.
- Collaborate with engineering and design to define an ambitious strategy, develop and maintain a prioritized product backlog, and execute on delivering great experiences for users.
- Define and communicate product requirements and specifications by thinking creatively and rigorously about how to solve problems that have never been solved before at this scale.
- Ensure strong collaboration and communication across the company and serve as a primary point of contact for internal stakeholders across nearly all functions in the company - marketing, sales, data science, engineering, design, customer success.
- Collect data, user feedback, and market research, and use that to inform product development.


About you


- Passionate about the mission of LeadIQ
- Preferably a background in computer science, software engineering, information technology, business, finance, economics or related fields
- 3 years of project management experience in software development with a team of at least 5 programmers
- Strong analytical skills and creative problem-solving skills
- Self-starter with a can-do attitude and a sense of urgency
- Passionate to discover and solve problems that move the needle, A/B test quickly, and prove the impact
- Be outcome driven
- Excellent written and verbal communication skills
- Strong business acumen, be customer focused, team and results-oriented
- An industry background (CRM software or direct marketing) is a strong plus


So if you feel like you're a good fit for us, drop us a line! We love meeting developers who are excited by our product!


Developer for a Blockchain Project at BOTLabs GmbH (Berlin, Deutschland)
1w

Software developer for a blockchain project


The development of KILT Protocol by BOTLabs is an essential component of the Web 3.0. We are looking for support with the further development of our blockchain-based protocol. As a software developer in our team you’re working with proven specialists on a solution for data sovereignty on the internet. For this purpose we need your expertise, enthusiasm and passion for the new technologies in the world of blockchain. In cooperation with our software architects and scientists you’re contributing to make the internet a fairer and more democratic place.


Your tasks:



  • work in an interdisciplinary team, depending on your specialisation with either focus on Frontend (TypeScript, JavaScript) or Backend (Rust, Parity Substrate) or integration and administration

  • analysis of the current trends and further development of the technologies

  • implementation of frameworks and interfaces based on open standards and norms


Your profile:



  • graduation in university programme, preferably Computer Science

  • technology-enthusiastic and want to build a ready-to-use solution or a highly stable infrastructure

  • high intrinsic motivation

  • awareness of the quality and security of your work results


Nice to have:



  • interest in Polkadot

  • experience in the administration of Linux

  • knowledge in cryptographic processes and PKI


Furthermore, dominant components of your personality are: responsibility, autonomy, reliability as well as team spirit and commitment.


We offer:



  • a dynamic working environment with flexible working hours

  • work in an Open Source environment, where every work result will be released under an Open Source license

  • the opportunity to help shape the Web 3.0

  • the opportunity to become a highly sought-after blockchain expert

  • a young and enthusiastic team

  • a positive working atmosphere in the centre of Berlin (Wittenbergplatz)


We are an inclusive and diverse company and welcome applications from all suitably qualified persons regardless of gender, race, religion/belief, sexual orientation or age.


Junior Mobile Developer at OpenCrowd, Inc. (New York, NY)
1w

Job Duties
Support the entire application lifecycle (concept, design, test, release and support)
Produce fully functional mobile applications writing clean code
Gather specific requirements and suggest solutions
Write unit and UI tests to identify malfunctions
Troubleshoot and debug to optimize performance
Design interfaces to improve user experience
Liaise with Product development team to plan new features
Ensure new and legacy applications meet quality standards


Requirements
Two or more years of experience developing native mobile applications for iOS and Android
Demonstrable portfolio of released applications, GitHub handle, and application examples
Ability to understand and integrate various APIs and Libraries.
Strong focus on Test Development strategies on Mobile Platforms
Demonstrated experience with mobile unit testing, functional testing and Integration testing
Hands on experience of at least one programming language like Swift and Java
Experience with third-party libraries and APIs
Familiarity with OOP design principles
Excellent analytical skills with a good problem-solving attitude


Full stack Developer at TradeBlock (New York, NY)
1w

TradeBlock is a venture-backed company servicing financial firms with: crypto currency trading technology, institutional-grade market data, as well as blockchain data and analytics. We are a technology company focused on building the foundation for the future of finance, using the most advanced blockchain and crypto currency infrastructure.

We are looking for candidates excited to shape this future by contributing to the crypto and blockchain industries through an industry-leading firm. This full-time role offers a competitive base salary, benefits, and a dynamic work environment.

TradeBlock provides an advanced electronic trading platform for crypto currencies that is used by some of the industrys largest participants. It includes over 30 pages with real-time charts, quoting and trade confirmation management, advanced exchange routing and execution, reporting and various middle- and back-office tools. TradeBlock also hosts a number of publicly accessible tools to support the digital currency and public blockchain industry. Developers should be comfortable with a single page app built in React with served through Django.


Benefits


  • Competitive salary
  • Health, dental and vision insurance
  • Team lunches, snacks, coffee and refreshments bar
  • Robust work stations
  • Strong engineering culture

Back-end Developer at TradeBlock (New York, NY)
1w

TradeBlock is a venture-backed company servicing financial firms with: crypto currency trading technology, institutional-grade market data, as well as blockchain data and analytics. We are a technology company focused on building the foundation for the future of finance, using the most advanced blockchain and crypto currency infrastructure.

We are looking for candidates excited to shape this future by contributing to the crypto and blockchain industries through an industry-leading firm. This full-time role offers a competitive base salary, benefits, and a dynamic work environment.

TradeBlocks back-end engineers design and build robust data infrastructure designed to process vast amounts of crypto and blockchain data, with high degrees of accuracy and performance. Our data architecture is of substantial volume and size, aggregating billions of data points on a daily basis. This includes crypto market data, such as order books and trade executions, and network-level data from various blockchain protocols. Weve integrated data collection and trade execution to countless markets. Additionally, our back-end team works directly with blockchain protocols to provide institutional clients the most advanced blockchain data and tools in the world.


Benefits


  • Competitive salary
  • Health, dental and vision insurance
  • Team lunches, snacks, coffee and refreshments bar
  • Robust work stations
  • Strong engineering culture

Product Manager (Technical) at Paxful (New York, NY)
2w

Paxful is a leading peer-to-peer powered bitcoin marketplace and a universal money translator. Our mission is social justice through financial freedom worldwide. By offering a platform with over 300 financial networks that empowers both merchants and buyers alike, we have created opportunities for millions across the globe who don’t have access to traditional banking services.


Paxful was founded in 2015 and has an established headquarters in New York, with offices in Estonia, Hong Kong, the Philippines and Johannesburg. Currently, we have over 160 dedicated employees globally and are growing rapidly. We have millions of users, a strong business model, and are completely bootstrapped. One of our pillars is giving back to the communities we help through initiatives such as #BuiltWithBitcoin. You’ll be joining an international team that seeks to make real, sustainable change in the world.


Paxful employees tend to have:



  • An open mind: We believe that change and new ideas are exciting, not threatening.

  • A proactive attitude: We’re willing and ready to roll up our sleeves and take responsibility.

  • Accountability: As colleagues, we take care of each other and our work.

  • Self-direction: We figure out solutions on our own and take charge of carrying them out.

  • An adaptive mindset: We shift our processes, perspectives, and working styles along with the environment.

  • Passion: We feel driven by being part of the mission.


Sound like a fit?


We are looking for thinkers who are passionate about creating something clear and precise, from idea to actionable result!


What you'll be doing:



  • Provide simple yet detailed and clear specifications

  • Translate problems or requirements into highly specified project briefs

  • Understand the necessity of separation between high-end requirements and technical part

  • Spot corner cases before anybody else during problem statement and requirements phase

  • Work closely with key stakeholders, engineers, designers and a variety of end users to ensure technical compatibility and user satisfaction

  • Ensure that all projects are delivered on-time, within scope and within budget

  • Measure project performance using appropriate systems, tools and techniques

  • Report and escalate to management as needed

  • Take ownership - be the bridge between design, engineering, QA and marketing


What you'll bring to the role:



  • 5 years of experience in a related technical role

  • Ability to convert stakeholders' problems or requirements into an actionable specification for related parties

  • Experience with SQLoSQL databases

  • Experience with programming languages

  • Experience working with the Atlassian stack (Jira and Confluence)

  • Work experience with various data and analytics softwares

  • Experience within product management in a fast-growing team

  • Experience in making weighed data-driven decisions (A/B testing, User Testing, Analytics, Market Research, Competitor Analysis, Defining Metrics and KPIs)

  • Ability to provide data-driven solutions and decisions

  • Must be adept at handling multiple responsibilities at once; this is a role that requires someone who is quick and nimble

  • Must be able to physically work in our New York Office (this is not a remote role)


Ideally, you'll also have:



  • Bachelor's degree preferred

  • Startup experience

  • Strong written and oral communication skills

  • Attention to detail

  • Ability to work independently with light supervision

  • Experience working in a cryptocurrency, FinTech or blockchain company


Perks:



  • Healthcare insurance, including dental and vision

  • Catered lunch and dinner daily, with premium snacks

  • Gym membership of your choice and personal training sessions

  • Sports nutrition and supplements, massages and chiropractor sessions

  • Training and professional development resources

  • Paid company events and retreats

  • Paid maternity/paternity leave including a one-time bonus to support newborn

  • Commuter benefits

  • Accessible office in the West Village

  • Flexible hours


Data engineer at Xapo () (allows remote)
2w
BALANCE FOR BETTER 
At Xapo, we embrace our differences and actively foster an inclusive environment where we all can thrive. We’re a flexible, family-friendly environment, and we recognize that everyone has commitments outside of work. We have a goal of reaching gender parity and strongly encourage women to apply to our open positions. Diversity is not a tagline at Xapo; it is our foundation.

RESPONSIBILITIES


  • Design and build data structures on MPP platform like AWS RedShift and or Druid.io.

  • Design and build highly scalable data pipelines using AWS tools like Glue (Spark based), Data Pipeline, Lambda.

  • Translate complex business requirements into scalable technical solutions.

  • Strong understanding of analytics needs.

  • Collaborate with the team on building dashboards, using Self-Service tools like Apache Superset or Tableau, and data analysis to support business.

  • Collaborate with multiple cross-functional teams and work on solutions which have a larger impact on Xapo business.


REQUIREMENTS



  • In-depth understanding of data structures and algorithms.

  • Experience in designing and building dimensional data models to improve accessibility, efficiency, and quality of data.

  • Experience in designing and developing ETL data pipelines.

  • Proficient in writing Advanced SQLs, Expertise in performance tuning of SQLs.

  • Programming experience in building high-quality software. Skills with Python or Scala preferred.

  • Strong analytical and communication skills.


NICE TO HAVE SKILLS



  • Work/project experience with big data and advanced programming languages.

  • Experience using Java, Spark, Hive, Oozie, Kafka, and Map Reduce.

  • Work experience with AWS tools to process data (Glue, Pipeline, Kinesis, Lambda, etc).

  • Experience with or advanced courses on data science and machine learning.


OTHER REQUIREMENTS


    A dedicated workspace. 


    A reliable internet connection with the fastest speed possible in your area.


    Devices and other essential equipment that meet minimal technical specifications.


    Alignment with Our Values.


WHY WORK FOR XAPO?


    Shape the Future: Improve lives through cutting-edge technology, work remotely from anywhere in the world


    Own Your Success: Receive attractive remuneration, enjoy an autonomous work culture and flexible hours, apply your expertise to meaningful work every day


    Expect Excellence: Collaborate, learn, and grow with a high performance team.


BAT/Rewards Chromium Engineer at Brave Software (San Francisco, CA) (allows remote)
2w

Brave is looking for an experienced Senior Software Engineer to work on advancing the Brave Rewards platform on our Chromium­ based desktop browser.  This position is on the forefront of advancing how BAT can be used to reward both content creators and users.


Requirements



  • 5 years experience with desktop application development

  • Strong C development skills

  • Working experience with writing JavaScript

  • Experience with software development via distributed development teams

  • Experience with C unit and integration testing

  • Comfortable working in an open source setting

  • A passion for helping protect users’ privacy and security

  • Written and verbal communication skills in English

  • Proven record of getting things done


Bonus Points



  • Experience with the Chromium code base or other similar browser code base

  • Experience with Google C test framework

  • Familiarity with the world of cryptocurrency, especially Ethereum


Trading Systems Engineer at Gemini (New York, NY)
2w

Role: Exchange Engineer


You will be working with our team of core exchange developers to improve and expand the functionality of our matching engine, order entry mechanisms, and market data publication. We design, develop, deploy, and support real-time systems for our digital asset trading platform. Time is measured in microseconds and we aim to start measuring in nanoseconds. Reliability, fault tolerance, recoverability, throughput, and latency are what we look for in our systems. If something on the spaceship is broken we aim to fix it so that if something can be automated we automate it, and we ship our code weekly.


 Minimum Qualifications:



  • 5 years Java/Scala/C#/C

  • 3 years working with order handling or matching engine

  • 3 years working with FIX or other market data/order protocols


Preferred Qualifications:



  • Low latency development

  • Multithreading and concurrency experience

  • Binary or custom protocols (e.g. ITCH/OUCH)

  • Linux kernel tuning and optimization

  • Scala experience


DevOps Engineer at Radar (Denver, CO)
2w

What you’ll do


As a DevOps Engineer, you’ll architect, build, test, and automate development and deployment infrastructure. Ideally, you have 3 years of experience in infrastructure security and monitoring in a fast paced environment.


Like the early days of the Internet, blockchain technology faces complex new infrastructure challenges. But, like so many DevOps engineers before you, you must lean into the friction and help this technology to find a path forward.


What you’ll bring to the team



  • Strong opinions on production support (infrastructure and service operation) for large scale deployment

  • Expertise in shell scripting and at least one scripting language (Python)

  • Expertise in:


    • *NIX based OS, core networking services and protocols, and web application security best practices

    • Building and supporting container-based infrastructure, specifically Docker, Ansible, and Terraform

    • Source control and continuous delivery tools, specifically GitHub and CircleCI

    • GCP, AWS, and Kubernetes



DLT Development Engineer (Cryptography) at ING (Amsterdam, Netherlands)
2w

At ING, increasing the pace of innovation is a strategic priority of the Think Forward strategy. We need to get faster and better at innovating so we can stay abreast of the pace of change around us. Blockchain technology is one of the innovation enablers at ING and the Blockchain program encompasses all of our efforts to explore and unlock its business value. As such, the Blockchain program at ING is directly responsible for all DLT related initiatives at ING globally.


The Blockchain program is also responsible for identifying and piloting the most promising use cases. To do so, we constantly scope the environment for relevant opportunities, actively engage with and educate the organization about the technology’s potential as well as researching trends within the industry. This allows us to have a comprehensive approach in our delivery of business value.



We are looking for an eager collaborator to support the management of the program. Your main tasks that you will be performing are:



  • Produce software solutions based on Distributed Ledger technology;

  • Research actively latest development in the cryptography and DLT space;

  • Implementing improvements to existing DL technologies;

  • Assess and deep dive on various ledger technologies.



Relevant stakeholders: you will be working with the DLT team, and reporting to the Chapter lead.



Your personal profile:



  • Master’s degree in Computer Science.

  • Curious by nature, willing to experiment.

  • Ability to think from a business perspective when considering alternatives.

  • Excellent team player.

  • Intrinsic motivation for blockchain (i.e. some prior knowledge).

  • Fast learner

  • Knowledge of Kotlin / Solidity / Go is a plus



Must be proficient in at least one of the skills below (and motivation and basic-knowledge in the other).



You will be fully part of an enthusiastic multi-disciplinary team that has a willingness to help you grow and learn as much as possible throughout your position.



Are you keen to know more or apply?
For further inquiries, please contact Stanley Waccary at Stanley.Waccary@ing.com. We are looking forward to getting to know you!


User Experience / Visual Designer at OpenCrowd, Inc. (New York, NY)
2w

Note: Please submit a portfolio with your application.  Applications without an accessible portfolio will not be considered.


As a User Experience / Visual Designer you are responsible for the development and execution of creative concepts and designs for leading-edge web and mobile solutions. We are looking for people who are passionate about design and get excited solving the toughest design challenges. Your proactive approach to creative problem solving will be essential to the success of the whole team.  You understand the importance of user experience and visual design and can effectively communicate it to clients.


Responsibilities:



  • Create creative concepts according to business and customer requirements

  • Visualize, design and conceptualize user experiences

  • Create visual prototypes

  • Produce multiple designs and work interactively with different Design teams on delivering projects for different platforms & devices

  • Create style guides for clients’ products and services that other Designer team members can utilize and follow

  • Conduct workshops & brainstorming sessions with internal Design team members or with clients to define visual design direction

  • Present visual designs to clients and elaborate on design decisions made


Requirements:



  • At least 4 years of experience

  • Diverse visual design portfolio representing work conducted for various different platforms & devices

  • Passion for design and eagerness to work with developers

  • Strong understanding of usability and user centered design practices

  • Passion for emerging technologies and hunger to innovate

  • Proficiency of creating visual designs with an appropriate software toolset


Blockchain Engineer
2w
Dock

Dock is seeking a blockchain engineer who is passionate about technology, loves code, and capable of taking initiative.

You'll work on our core team developing smart contracts, layer 2 scaling, and gateway/SDK components.

The Ideal Candidate should have:

  • Strong knowledge of distributed systems
  • Open source contributions
  • Strong solidity experience
  • Good understanding of Ethereum clients, e.g., parity, geth, and the tool stack, especially web3py
  • Python 3.7
  • Startup experience
  • Experience working in distributed teams

Big plus:

  • Cryptography
  • P2P networking
  • RDBMS/NOSQL
  • Golong

Company Benefits:

  • Competitive salary
  • Token options
  • Annual company retreat

Software Developer
2w
Norwegian Block Exchange AS

Help us accelerate the world’s transformation to digital assets.

Norwegian Block Exchange (NBX) is building the best cryptocurrency exchange and digital ecosystems for consumers and institutions, optimizing ways for businesses across industries to operate. NBX will lead the community for distributed ledger technologies and other digital assets through security, integrity and customer experience.

What makes this a great place to work?

To reach our goals, we are starting from scratch building the company by using the best in class solutions and technology:

  • NBX has global ambitions with no legacy code in a greenfield project.
  • Help shaping architecture and technology choices for the future.
  • We believe in a healthy work-life balance and flexible working hours.

What you can expect:

As a software developer on the NBX tech team you'll be part of a 10-15 person agile team.

  • Participating in all areas of application development life-cycle.
  • Ship updates in CI/CD pipelines.
  • Our current tech stack:GCP, Kubernetes, Docker, React-Redux, Python, Go, Kafka, Cassandra.
  • Future ambitions for our tech stack:Multi cloud, Global reach, AI & Machine Learning, Blockchain as a service, Smart contracts as a service.

Requirements:

We are looking for experienced software developers to help us achieve our high ambitions:

  • Experience developing microservices for large scale production services.
  • Good work ethics is necessary. As teams will be working independently within their areas of responsibility.
  • Technology agnostic and eager to learn new languages, frameworks, patterns etc.
  • Excellent communication skills, both verbal and written.
  • Bachelor's degree or higher in Computer Science/Engineering, or equivalent is preferred.

Development Lead at Horizontal Integration (Raleigh, NC)
2w
DescriptionDevelopment Lead*Must pass a drug test and background check once offered position*Primary Responsibilities Directly manage 2-4 scrum teams doing development on our clinical platforms here in the Raleigh office Lead large, complex multi-scrum team projects Optimize the teams agile performance (time to build, time to value and sprint delivery) while exceeding clients quality expectations Capitalize on opportunities to optimize the teams quality and velocity by introduction of tools and process changes Develop plans to meet short and long-term objectives, monitoring and ensuring quality results Resolve conflicts and barriers as they arise and take proactive steps to ensure organizational alignment, cohesion and support Escalate issues related to project outcomes to senior management as needed along with insight on recommended resolutions Build and sustain a high-performing organization including: recruitment, retention, performance management, recognition Provide regular project and organizational communications in the form of status reports and informational meetings to keep staff, colleagues, senior management, external and internal clients apprised of major activities, developments, accomplishments and risks Coach and mentor other development teams on-site and in other locations who are building on our clinical platform, helping them to optimize their solutions and share features with other platform build teamsRequirementsTo be considered for this position, applicants need to meet the qualifications listed in this posting.Required Qualifications Undergraduate degree in Computer Science or related degree, or equivalent work experience 2 years of experience managing or leading developers and other technical resources 3 years of experience working in an Agile software development environment 3 years of recent hands-on experience working directly with Java, Spring, Javascript, html/css and Javascript frameworks (i.e. Angular) 3 years of experience working with continuous integration software i.e. Jenkins Strong front-end and back-end development skills and understanding of how to optimize software performance Solid technical skills and background needed to support the oversight of development and management of complex multi-platform environments. Demonstrated ability to obtain a thorough understanding of strategic business goals, recommend technology solutions and build credibility with customers and other IT partners Strong project/program management, customer service and conflict management skills that can be applied in providing support and direction to team members, key business and IT staff leading projects Extremely organized with a strong sense of priority, urgency, and commitment to deadlines Excellent written and verbal communication skills, including strong interpretive skills, as well as the ability to effectively present, negotiate, influence, and build consensus Proficient with office tools Word, Excel, PowerPoint and Visio Executive level interface and presentation experiencePreferred Qualifications Healthcare industry experience; experience in the clinical space a strong plus Familiarity with emerging technologies used in healthcare such as IoT, AI/ML, blockchain, NLP, and genomics Agile leader certification#Low #Horizontal Integration is proud to be an Equal Opportunity and Affirmative Action Employer. We seek to provide employment opportunities to talented, qualified employees and candidates regardless of race, color, sex/gender including gender identity and/or expression, national origin, religion, sexual orientation, disability, marital status, citizen status, veteran status and /or any other protected class as identified under federal,state or local statute. In addition, Horizontal Integration will provide reasonable accommodations for qualified individuals with disabilities. If you need to request a reasonable accommodation in order to complete the application or interview process, please contact hr@horizontalintegration.com. All applicants applying must be legally authorized to work in the country of employment.

Senior Strategist at Rokk3r (Miami, FL)
2w
Rokk3r works with corporate partners and entrepreneurs to exponentially transform existing businesses or create new ventures leveraging our ecosystem (talent, shared services, experience, and networks). From business diagnosis to strategy design, execution and funding, Rokk3r helps companies augment and transform exponentially.
JOB DESCRIPTION
As a Senior Strategist at Rokk3r, you will be a key member of our Think and Cobuild Team. Senior Strategists are key to the Rokk3r model and play a part in identifying, validating, and developing plans for exponential business opportunities for corporate clients and entrepreneurs. They are at the heart of Rokk3rs value proposition and serve as a link between the strategy and execution teams as these ideas develop into new ventures.
RESPONSIBILITIES INCLUDE
Gather and analyze complex market information, formulate and test hypotheses, develop vision and roadmap, articulate opportunity and value proposition for a new ventureBreak down ambitious problems into a clear plan of action and project structure Help articulate the business opportunity with the teams within Rokk3r and formulate high-level strategic goalsFormulate strategies to help Rokk3r product team to validate MVP and continue to iterate based on customer feedbackSupport the recruitment of Venture Champions and other key rolesAdvise and mentor Venture Champions and Cobuild teamsGuide and collaborate with go to market efforts across Rokk3r portfolio companies as neededAssist in making the case for and generating fundraising materials. 
QUALIFICATIONS
Ideal candidates will be able to apply their experience and analytical thinking to go from problem to exponential opportunity, leveraging their expertise to advise and support the venture building process.  
Candidates should have a minimum of 8-10 years of experience in consulting, business development, business transformation, and execution. 
Knowledge of emerging technology areas including, but not limited to Blockchain, machine learning/AI, and IoT, as well as prior experience in a startup environment and/or raising venture capital is a plus.
Working at Rokk3r requires passion, creativity, flexibility, and dedication. For our partners to go from think phase (idea) to scale (investable company) your resourcefulness and commitment are needed from day one. We are a diverse team working across industries and countries in a fast-paced, demanding environment, ideally suited for a strong strategic thinker with the ability to build trusting relationships with both colleagues and clients. 

Lead DevOps Engineer at OpenCrowd, Inc. (New York, NY)
2w

At OpenCrowd, DevOps Engineers help automate processes throughout the delivery lifecycle.
They work with development teams to help understand and design the infrastructure and
security architect of products we are building for clients. DevOps engineers should have a
blend of experience in the following areas:


- Extensive experience deploying applications on public clouds such as Amazon Web Services, Azure, and others
- Experience with Continuous integration and continuous deployment (CI/CD) work flows
- Experience with configuration management tools like Puppet, Chef, Ansible, Kubernites, and others
- Experience building modular packaging constructs with tools like APT, yum and ruby gems  
- Experience designing and building auto-salable production systems
- Experience delivering software solutions using agile software development methodologies
- Experience creating and implementing security models
- Experience with test-driven development
- Experience with Open Infrastructure Technologies, like, Docker, CoreOS, and PaaS


DevOps Engineers should have a range of experience with many different application technologies. including but not limited to the list below:


Application technology expertise:


- Tomcat
- Apache httpd
- Storm
- Sparq


Integration with other system components including:
- Postgres
- MySQL
- MongoDB
- ElasticSearch
- RabbitMQ
- Kafta


Source management and build technologies
- Maven
- Ant
- Git / gerrit / github / gitlab
- svn


Senior Full-stack Developer (Firebase, Node, React) at Mothership (Tallinn, Estonia) (allows remote)
2w

Mothership engineering team is working towards Exchange product release. You have an excellent opportunity to jump on-board and join us on this exciting journey. Here is the portrait of a person we’re looking for.


You agree that JavaScript has won the war, at least for now. It’s your favorite tool, and you mastered it while making apps and web servers for years. Your favorite front-end framework is React.js. You can use it in different variations depending on a task and a project size. You are an expert in node.js. You know it’s architecture, and you don’t hesitate to use a profiler to improve the performance of a service. You’re following best development practices. Your code is nice and clean, and you can be on the same page with your teammates about this. You passed through times of manual deployments and now enjoy the era of Docker containers. However, you prefer to be serverless. Although you can spin up any services and self-manage them, you're more happy with using managed cloud solutions. You love Firebase. You can tell us at least a couple of stories how did it help you to solve a business problem in hours instead of days and weeks. You’re not trying to dump QA responsibility on someone else. You agree that testing is a developer’s responsibility. You are proud of your typical above 95% test coverage. You can organize CI/CD flow and push a constant stream of features and patches to a staging environment, then to the production.  We are all constantly learning, but that’s not your first reason for joining us. You come here, first and foremost, to add another solid mark in your track record of successful projects. You listen to business needs and can evaluate priorities. You don’t want to be micromanaged. You are feature and delivery oriented. You are keen to make a great product. If all the above is about you, please double check the requirements and responsibilities below and apply on Lever - https://jobs.lever.co/mothership/e70325f2-f6c8-4111-a590-2ef1e1a2724d


Requirements



  • Five years of production experience in apps and web servers development;

  • Expert knowledge in node.js and react.js;

  • Confident UI development with HTML and CSS;

  • A track record of projects built with Firebase and other serverless tools;

  • Experience building scalable APIs which is able to handle high-volume traffic;

  • Experience working in a startup environment;

  • A strong team player with excellent communication skills;

  • Ability to hack things together quickly;


Responsibilities



  • Improve, add new features and build new software solutions for Mothership;

  • Design and implement APIs to integrate Mothership’s products with internal and external services;

  • Optimize development process by bringing best practices and improving CI/CD pipeline;

  • Own and deliver maintainable, well-tested code.


Senior DevOps Engineer at Prometheum Inc. (New York, NY) (allows remote)
2w

We're a primarily Linux-based operation with a mix of in-house, external and common open-source dependencies. Our internal systems are all based on a Linux / Postgresql / Redis / NGINX / NodeJS / Rust micro services stack. We also run some Java and SQL Server-based systems.


We're looking for candidates who can demonstrate excellent experience and skills and are wiling to get started designing, building and deploying Prometheum's hybrid physical/cloud infrastructure.



Requirements:
- 7 years direct experience building and managing production web-facing infrastructure
- 5 years experience in one of C , Java, Rust, C#, Go, server-side Javascript or Python (or some combination) as well as extensive scripting experience
- Hands on skills in key systems deployment (network, hardware, OS, modern application stacks)
- Hands on skills with designing, configuring and deploying network security devices
- Excellent knowledge of modern reporting, monitoring and alerting systems
- Excellent demonstrable working knowledge of Linux systems
- Excellent understanding of security principles across both modern and legacy infrastructures
- Extensive experience of physical, cloud and hybrid deployments
- Familiar with container-based solutions, including working experience with Kubernetes and Docker
- Familiar with Windows Server deployments & SQL Server
- Familiar with agile and agile project management (for development and infrastructure projects)
- An understanding of basic blockchain principles and key software and network structures
- Experience producing and maintaining technical and systems documentation
- Experience working in or with a remote team
- Willing to work on-call for production support


You will be expected to demonstrate:
- Strong organization and interpersonal skills
- Excellent reasoning
- Experience and understanding of working with regulatory or compliance functions


It is beneficial if candidates can also demonstrate:
- Deployment of fintech/trading software and systems
- Deployment of blockchain software (e.g. running nodes and building blockchain-connected systems)
- Experience with distributed or peer-to-peer systems
- Senior DBA experience (Postgresql/SQL Server/other)
- Test management and multi-environment design
- Team management and leadership skills


Remote possible if sufficiently experienced but must be NY-area based and able to work in office as required


Part-time Datacenter System Administrator at Iterative OTC (Watertown, NY)
2w

We are looking for a datacenter system administrator to support our day-to-day operations in the datacenter. The facility is 30 minutes drive from Watertown, NY. This position requires experience with PC hardware maintenance, computer networking, and electrical power distribution.


Responsibilities:



  • System administration, and network administration, and PC/ASIC hardware maintenance

  • Troubleshoot and run diagnostics, conduct preventive maintenance and emergency repairs/updates on mining hardware

  • Perform routine firmware updates and configure the Linux-based GPU miners to perform various data processing tasks with maximum uptime

  • Operate and perform both routine and emergency services on a variety of critical systems, including but not limited to: mining hardware, networking gear, UPS, and PDU

  • 3 years of relevant experience

  • Contract assumes 20 hours of work per week


Needs to have the following skills/traits:



  • Person of integrity

  • Detail oriented

  • Excellent written communication

  • Seeks to coordinate their work with others

  • Self-directed learner

  • A CompTIA hardware certification or equivalent

  • Linux familiarity

  • TCP/IP networking fundamentals


Nice to have skills:



  • Understanding of firewalls

  • Experience with Linux automation tools such as Ansible, Salt, Puppet, or Chef

  • Experience with various telecommunication technologies (Fiber, cable modem, and LTE)

  • Fundamental electrical knowledge

  • Experience with heating and cooling systems (HVAC)

  • Experience with Nvidia drivers


Product Analyst at Paxful (New York, NY)
2w

Paxful is a leading peer-to-peer powered bitcoin marketplace and a universal money translator. Our mission is social justice through financial freedom worldwide. By offering a platform with over 300 financial networks that empowers both merchants and buyers alike, we have created opportunities for millions across the globe who don’t have access to traditional banking services.


Paxful was founded in 2015 and has an established headquarters in New York, with offices in Estonia, Hong Kong, the Philippines and Johannesburg. Currently, we have over 160 dedicated employees globally and are growing rapidly. We have millions of users, a strong business model, and are completely bootstrapped. One of our pillars is giving back to the communities we help through initiatives such as #BuiltWithBitcoin. You’ll be joining an international team that seeks to make real, sustainable change in the world.


Paxful employees tend to have:



  • An open mind: We believe that change and new ideas are exciting, not threatening.

  • A proactive attitude: We’re willing and ready to roll up our sleeves and take responsibility.

  • Accountability: As colleagues, we take care of each other and our work.

  • Self-direction: We figure out solutions on our own and take charge of carrying them out.

  • An adaptive mindset: We shift our processes, perspectives, and working styles along with the environment.

  • Passion: We feel driven by being part of the mission.


Sound like a fit?


We are looking for thinkers who are passionate about creating something clear and precise, from idea to actionable result!


What you'll be doing:



  • Provide simple yet detailed and clear specifications

  • Translate problems or requirements into highly specified project briefs

  • Understand the necessity of separation between high-end requirements and technical part

  • Spot corner cases before anybody else during problem statement and requirements phase

  • Work closely with key stakeholders, engineers, designers and a variety of end users to ensure technical compatibility and user satisfaction


What you'll bring to the role:



  • 5 years of experience in a related technical role

  • Ability to convert stakeholders' problems or requirements into an actionable specification for related parties

  • Experience with SQLoSQL databases

  • Experience with programming languages

  • Experience working with the Atlassian stack (Jira and Confluence)

  • Work experience with various data and analytics softwares

  • Ability to provide data-driven solutions and decisions

  • Experience working in a cryptocurrency, FinTech or blockchain company

  • Must be adept at handling multiple responsibilities at once; this is a role that requires someone who is quick and nimble

  • Must be able to physically work in our New York Office (this is not a remote role)


Ideally, you'll also have:



  • Bachelor's degree preferred

  • Startup experience

  • Strong written and oral communication skills

  • Attention to detail

  • Ability to work independently with light supervision


Perks:



  • Healthcare insurance, including dental and vision

  • Catered lunch and dinner daily, with premium snacks

  • Gym membership of your choice and personal training sessions

  • Sports nutrition and supplements, massages and chiropractor sessions

  • Training and professional development resources

  • Paid company events and retreats

  • Paid maternity/paternity leave including a one-time bonus to support newborn

  • Commuter benefits

  • Accessible office in the West Village

  • Flexible hours


QA Engineer at Paxful (New York, NY)
2w

Paxful is a leading peer-to-peer powered bitcoin marketplace and a universal money translator. Our mission is social justice through financial freedom worldwide. By offering a platform with over 300 financial networks that empowers both merchants and buyers alike, we have created opportunities for millions across the globe who don’t have access to traditional banking services.


Paxful was founded in 2015 and has an established headquarters in New York, with offices in Estonia, Hong Kong, the Philippines and Johannesburg. Currently, we have over 160 dedicated employees globally and are growing rapidly. We have millions of users, a strong business model, and are completely bootstrapped. One of our pillars is giving back to the communities we help through initiatives such as #BuiltWithBitcoin. You’ll be joining an international team that seeks to make real, sustainable change in the world.


Paxful teams tend to have:



  • An open mind: We believe that change and new ideas are exciting, not threatening.

  • A proactive attitude: We’re willing and ready to roll up our sleeves and take responsibility.

  • Accountability: As colleagues, we take care of each other and our work.

  • Self-direction: We figure out solutions on our own and take charge of carrying them out.

  • An adaptive mindset: We shift our processes, perspectives, and working styles along with the environment.

  • Passion: We feel driven by being part of the mission.


Sound like a fit?


We are looking for a Quality Assurance Engineer who will carry out projects with the utmost quality. Working with the Tech. team at the New York office, you'll be using your skills in writing test automations to ensure thorough delivery of company solutions.


What you'll be doing:



  • Test newly developed software, features, and record any bugs or performance issues

  • Reviewing specifications for corner cases

  • Writing test cases according to the specifications

  • Develop and maintain manual and automated tests

  • Collaborate with QA Engineers to develop effective strategies and test plans

  • Work with cross-functional teams to ensure quality throughout the software development lifecycle


What you’ll bring to this role:



  • At least 3 years of proven experience as a QA engineer

  • At least 1 year performing hands on writing automated tests using JavaScript, Python, Java or any other scripting language

  • Ability to document and troubleshoot bugs

  • Solid knowledge of QA methodologies

  • Close work with Confluence, Jira, and Testrail

  • Experience with Protractor framework

  • Strong knowledge of specifications

  • Comfortable and adaptable in a fast-paced and informal environment

  • Must be able to physically work in our New York Office (this is not a remote role)


Ideally, you’ll also have:



  • Experience with PHP would be a great plus

  • Knowledge of financial markets, banking or exchanges

  • Interest in cryptocurrency, blockchain and/or financial technology


Perks:



  • Healthcare insurance, including dental and vision

  • Catered lunch and dinner daily, with premium snacks

  • Gym membership of your choice and personal training sessions

  • Sports nutrition and supplements, massages and chiropractor sessions

  • Training and professional development resources

  • Paid company events and retreats

  • Paid maternity/paternity leave including a one-time bonus to support newborn

  • Commuter benefits

  • Accessible office in the West Village

  • Flexible hours


RUST Developer (m/w/d) at Gnosis Service GmbH (Berlin, Germany)
2w

  • About the role: 


We are looking for an experienced systems engineer to join Gnosis Decentralized Exchange (DEX)  team.
The Gnosis DEX is working on a scalable token exchange using batch auctions. The rise of tokenization surfaces the need for new optimized, decentralized and scalable trading mechanisms. Gnosis is one of the thought leaders for scaling second layer infrastructure with non-interactive zero knowledge protocols. We deploy leading edge snark-technologies to provide the best trading experience.You have the opportunity to work with us in the trendy kiez of Kreuzberg - where we run our beautiful co-working space for blockchain projects, Full Node. Also, you can join us as a remote employee and work from your hometown. Currently half of our team is already using this option.



  • What you'll do: 



    • Help designing and coding second layer blockchain technologies. 

    • In the team of 5 developers, you will be responsible for the design, development and coding of modular, concurrent services, such as: block validation, snark validation, data distribution, data storing exit game organizer services, data sharing protocols for client nodes, order processing or the client nodes itself

    • You will learn to write Solidity code, will improve your cryptographic understanding, e.g. about zero-knowledge protocols, distributed key generation and snarks.- Work closely with researchers and product managers to ship features and come up with new solutions for challenging technological problems

    • Deliver high quality code for features from concept until production

    • Contribute to our growing test suite





  • Who you are:
     

    • You have 3 years experience of system engineering, preferably in Rust, but other languages are good as well (C , Java, Go,..)

    • Structuring processes for demanding infrastructure is your strength

    • You have good general programming and algorithm skills.

    • You have a basic minimal understanding of the Ethereum blockchain.

    • You care deeply about the quality and readability of your code. 

    • You proactively drive technical direction such as improving performance, preventing issues, data usage, refactoring the codebase. 

    • Leadership and architecture experience are a plus, knowledge of finance IT won’t hurt.





  • What we can offer you:
     


    • Make your mark in a growing, disruptive technology: 
      Be a part of an innovative blockchain company as we help drive change in a number of important global markets, including finance, insurance, and information discovery. 

    • Flat hierarchies: 
      This means fewer processes and bureaucracy - see more of your ideas come to life! 

    • Be set up for success from the start: 

    • We’ll equip you with the latest hardware, and plenty of learning opportunities through our fortnightly Brown Bag Lunches, guest speakers, meetups and workshops at Full Node, team knowledge sharing sessions and generous budgets for conferences and individual learning. 

    • Flexible work and vacation times: 
      We truly believe in and stand for work-life balance. We have a great flexible work policy and a generous vacation allowance that supports you in living your best life! 

    • Work and hang out with us: 
      On top of the events at Full Node, we have weekly breakfasts, monthly team dinners, an abundance of healthy snacks and drinks (including top-notch coffee!) Did we mention a company-wide annual offsite? 

    • Conferences and Educational Budget:
      At Gnosis, we support your growth and development with a generous annual education and conference budget.

    • Grow with us: 
      We're growing rapidly, the industry is expanding fast, and we have a lot to do. If you're someone who loves taking initiative and get things done, there's a lot of opportunities for your individual growth.






  • How to apply:



Please apply with your (English) resume and a short personal introduction.


We look forward to your application!



Variety is the spice of life and a celebrated component of our culture. At Gnosis, we strive to create an inclusive environment that empowers our employees. We believe that our products and services benefit from our diverse backgrounds and experiences and are proud to be an equal opportunity employer: all qualified applicants are considered for positions regardless of race, ethnic origin, age, religion or belief, marital status, gender identification, sexual orientation, or physical ability.


Senior DevOps/Cloud Engineer (Kubernetes, AWS, Terraform) - Onsite or Remote at Source Coders Inc () (allows remote)
2w

Please note remote candidates must be living and eligible to work in the USA. Max salary for remote is $150K performance bonus


Onsite locations can be San Francisco (CA), Des Moines (IA), or Champagne (IL)


Our client, Granular, is looking for a Senior DevOps Engineer to join their growing team. You will be an integral part of Granular's success, and this is a unique opportunity to accelerate your career in a fast-paced environment with a team full of passionate, committed people who are excited to transform agriculture!


What You’ll Get To Do:



  • Partner with other engineers to identify the optimal cloud infrastructure, networking and storage design for each solution

  • Develop tooling to enable product development teams to build and deploy software as quickly and efficiently as possible

  • Collaborate daily with fellow team members to drive best practices and identify innovative strategies for successful delivery


Ideal Candidate:



  • Experience designing and building tooling and infrastructure for cloud platforms (AWS, Azure, GCE or similar).

  • Experience with Unix/Linux operating systems internals and administration

  • Strong programming expertise in Python (preferred) otherwise Go or Ruby

  • Experience with deployment and orchestration technologies - Kubernetes, Docker, Jenkins, Salt, etc

  • Demonstrated ability to implement robust, effective, and high quality solutions

  • Systematic problem-solving approach, coupled with strong communication skills and a sense of ownership and drive

  • Experience automating manual or time consuming processes

  • Experience managing Kubernetes clusters is highly preferred

  • Experience orchestrating build/deployment of complex, distributed applications is preferred

  • Experience with automated testing frameworks and methodology is preferred


Perks and Benefits:



  • Upward mobility. We are growing and need talent who can take on increasingly challenging and rewarding roles

  • Generous Vacation

  • 401k Matching Program

  • Employer sponsored Medical, Dental, and Vision

  • Vision, Dental and Dependent Care FSA

  • Family, Maternity and Paternity Leave

  • Learning and Development Programs

  • Open floor plan and dog-friendly offices


About Granular:


More than 7 billion people depend on farms for healthy and affordable food. By 2050, the global population will reach 9.4 billion and farmers will need new ways to deliver on this demand.  They’ll be seeking options that are economically viable and that will help them remain environmentally sustainable. Granular's software meets this need, making farmers more efficient.


Granular combines the leadership and innovation of experienced entrepreneurs, advisors, and investors with the meaningful insights of farmers, agronomists, data scientists and engineers.  


Their internal team has the focused, innovative business and technical acumen that defines Silicon Valley; this expertise has produced products including Granular BusinessGranular AgronomyAcreValue, and AgStudio.


Founded in February 2014, and backed by leading VC’s like Andreessen Horowitz and Google Ventures, Granular is an independent subsidiary of Corteva, a spin off of DowDuPont™.  We currently have offices in San Francisco, CA, Champaign, IL, Johnston, IA, Cumming, GA and São Paulo, Brazil. 


Product Analyst at Paxful (New York, NY)
3w

Paxful is a leading peer-to-peer powered bitcoin marketplace and a universal money translator. Our mission is social justice through financial freedom worldwide. By offering a platform with over 300 financial networks that empowers both merchants and buyers alike, we have created opportunities for millions across the globe who don’t have access to traditional banking services.


Paxful was founded in 2015 and has an established headquarters in New York, with offices in Estonia, Hong Kong, the Philippines and Johannesburg. Currently, we have over 160 dedicated employees globally and are growing rapidly. We have millions of users, a strong business model, and are completely bootstrapped. One of our pillars is giving back to the communities we help through initiatives such as #BuiltWithBitcoin. You’ll be joining an international team that seeks to make real, sustainable change in the world.



Paxful employees tend to have:



  • An open mind: We believe that change and new ideas are exciting, not threatening.

  • A proactive attitude: We’re willing and ready to roll up our sleeves and take responsibility.

  • Accountability: As colleagues, we take care of each other and our work.

  • Self-direction: We figure out solutions on our own and take charge of carrying them out.

  • An adaptive mindset: We shift our processes, perspectives, and working styles along with the environment.

  • Passion: We feel driven by being part of the mission.



Sound like a fit?


We are looking for thinkers who are passionate about creating something clear and precise, from idea to actionable result!



What you'll be doing:

  • Provide simple yet detailed and clear specifications

  • Translate problems or requirements into highly specified project briefs

  • Understand the necessity of separation between high-end requirements and technical part

  • Spot corner cases before anybody else during problem statement and requirements phase

  • Work closely with key stakeholders, engineers, designers and a variety of end users to ensure technical compatibility and user satisfaction




What you'll bring to the role:



  • 5 years of experience in a related technical role

  • Ability to convert stakeholders' problems or requirements into an actionable specification for related parties

  • Experience with SQLoSQL databases

  • Experience with programming languages

  • Experience working with the Atlassian stack (Jira and Confluence)

  • Work experience with various data and analytics softwares

  • Ability to provide data-driven solutions and decisions

  • Experience working in a cryptocurrency, FinTech or blockchain company

  • Must be adept at handling multiple responsibilities at once; this is a role that requires someone who is quick and nimble


Ideally, you'll also have:



  • Bachelor's degree preferred

  • Startup experience

  • Strong written and oral communication skills

  • Attention to detail

  • Ability to work independently with light supervision




Perks:



  • Healthcare insurance, including dental and vision

  • Catered lunch and dinner daily, with premium snacks

  • Gym membership of your choice and personal training sessions

  • Sports nutrition and supplements, massages and chiropractor sessions

  • Training and professional development resources

  • Paid company events and retreats

  • Paid maternity/paternity leave including a one-time bonus to support newborn

  • Commuter benefits

  • Accessible office in the West Village

  • Flexible hours


Senior Server Side Ledger Engineer at Brave Software () (allows remote)
3w

Brave is looking for an experienced server side engineer who can help us keep our Brave Rewards infrastructure in great shape.  We are looking to increase the speed, robustness and reliability of the Brave Rewards systems to make sure our Basic Attention Token flows quickly and reliably to creators, end users and vendors alike.  We are looking for somebody who always prefers a simple solution over a complex one and who can take whole solutions from end to end.


Requirements



  • Experience with Go, JavaScript/TypeScript

  • Experience with SQL, Postgres, MongoDB, Redis and other related data storage technology

  • Experience building robust API endpoints

  • Experience with AWS and deploying production systems at scale

  • Experiencing deploying monitoring solutions like Prometheus, Zabbix, Pingdom, etc

  • A 24x7 uptime mindset and the willingness to manage and be part of pager duty rotation

  • Experience with software development via distributed development teams

  • Comfortable working in an open source setting

  • A passion for helping protect users’ privacy and security

  • Written and verbal communication skills in English

  • Proven record of getting things done


Bonus Points



  • Experience with Rust

  • Experience with Ruby on Rails

  • Experience with payment systems

  • Familiarity with the world of cryptocurrency, especially Ethereum


Senior DevOps/Cloud Engineer (Kubernetes, AWS, Terraform) - Onsite or Remote at Source Coders Inc () (allows remote)
3w

Please note remote candidates must be living and eligible to work in the USA. Max salary for remote is $150K performance bonus


Onsite locations can be San Francisco (CA), Des Moines (IA), or Champagne (IL)


We're looking for a Senior DevOps Engineer to join our growing team. You will be an integral part of Granular's success, and this is a unique opportunity to accelerate your career in a fast-paced environment with a team full of passionate, committed people who are excited to transform agriculture!


What You’ll Get To Do:



  • Partner with other engineers to identify the optimal cloud infrastructure, networking and storage design for each solution

  • Develop tooling to enable product development teams to build and deploy software as quickly and efficiently as possible

  • Collaborate daily with fellow team members to drive best practices and identify innovative strategies for successful delivery


Our Ideal Candidate:



  • Experience designing and building tooling and infrastructure for cloud platforms (AWS, Azure, GCE or similar).

  • Experience with Unix/Linux operating systems internals and administration

  • Strong programming expertise in Python (preferred) otherwise Go or Ruby

  • Experience with deployment and orchestration technologies - Kubernetes, Docker, Jenkins, Salt, etc

  • Demonstrated ability to implement robust, effective, and high quality solutions

  • Systematic problem-solving approach, coupled with strong communication skills and a sense of ownership and drive

  • Experience automating manual or time consuming processes

  • Experience managing Kubernetes clusters is highly preferred

  • Experience orchestrating build/deployment of complex, distributed applications is preferred

  • Experience with automated testing frameworks and methodology is preferred


Perks and Benefits:



  • Upward mobility. We are growing and need talent who can take on increasingly challenging and rewarding roles

  • Generous Vacation

  • 401k Matching Program

  • Employer sponsored Medical, Dental, and Vision

  • Vision, Dental and Dependent Care FSA

  • Family, Maternity and Paternity Leave

  • Learning and Development Programs

  • Open floor plan and dog-friendly offices


About Granular:


More than 7 billion people depend on farms for healthy and affordable food. By 2050, the global population will reach 9.4 billion and farmers will need new ways to deliver on this demand.  They’ll be seeking options that are economically viable and that will help them remain environmentally sustainable. Granular's software meets this need, making farmers more efficient.


Granular combines the leadership and innovation of experienced entrepreneurs, advisors, and investors with the meaningful insights of farmers, agronomists, data scientists and engineers.  


Our internal team has the focused, innovative business and technical acumen that defines Silicon Valley; this expertise has produced products including Granular BusinessGranular AgronomyAcreValue, and AgStudio.


Founded in February 2014, and backed by leading VC’s like Andreessen Horowitz and Google Ventures, Granular is an independent subsidiary of Corteva, a spin off of DowDuPont™.  We currently have offices in San Francisco, CA, Champaign, IL, Johnston, IA, Cumming, GA and São Paulo, Brazil. 


Software Engineer (Python) for Granular - Leading AgriTech Startup - Remote at Source Coders Inc () (allows remote)
3w

Please note remote candidates must be living and eligible to work in the USA.


We’re looking for an experienced Software Engineer to help build a system that takes information from sensors on farm equipment and turns it into valuable insights for farmers. This role is integral to Granular's success and is a unique opportunity to join a mission focused, fast-paced, smart and fun team.


What You’ll Get To Do:



  • Contribute to solving the real, meaningful problem of helping farmers be more efficient

  • Work with cloud infrastructure at scale, dealing with millions of acres worth of data

  • Build platform level shared services that will be used by multiple products


Our Ideal Candidate Has:



  • 3 years of Python experience, or a demonstrated pattern of quickly learning new languages

  • An interest in working with geospatial data

  • Experience working in a fully automated CI/CD environment

  • An understanding of containerized environments, preference given to Kubernetes

  • Strong interpersonal skills, including the ability to take initiative and build strong, productive relationships

  • Excellent written and verbal communication skills

  • BA/BS degree or equivalent practical experience


Perks and Benefits:



  • Upward mobility.  We are growing and need talent who can take on increasingly challenging and rewarding roles

  • Generous Vacation

  • 401k Matching Program

  • Employer sponsored Medical, Dental, and Vision

  • Dependent Care FSA

  • Family, Maternity and Paternity Leave

  • Learning and Development Programs

  • Open floor plan and dog-friendly offices


About Granular:


More than 7 billion people depend on farms for healthy and affordable food. By 2050, the global population will reach 9.4 billion and farmers will need new ways to deliver on this demand.  They’ll be seeking options that are economically viable and that will help them remain environmentally sustainable. Granular's software meets this need, making farmers more efficient.


Granular combines the leadership and innovation of experienced entrepreneurs, advisors, and investors with the meaningful insights of farmers, agronomists, data scientists and engineers.  


Our internal team has the focused, innovative business and technical acumen that defines Silicon Valley; this expertise has produced products including Granular BusinessGranular AgronomyAcreValue, and AgStudio.


Founded in February 2014, and backed by leading VC’s like Andreessen Horowitz and Google Ventures, Granular is an independent subsidiary of Corteva, a spin off of DowDuPont™.  We currently have offices in San Francisco, CA, Champaign, IL, Johnston, IA, Cumming, GA and São Paulo, Brazil. 


Java Developer at Edward Jones (Maryland Heights, MO)
3w

At Edward Jones, a Fortune 500 firm, you have the opportunity to do meaningful work for our 7 million clients and 44,000 associates. You'll be engaged in interesting projects, solutions-based innovation and professional growth opportunities in a culture that promotes work-life balance. There's something at Edward Jones for every type of IT talent - find your place here.

It's an exciting time at the firm because we are reimagining the way we deliver applications by adopting a microservices architecture, expanding our mobile footprint and streamlining our software pipeline. We are also adopting new technology such as containerization and cloud computing while exploring IT innovations such as artificial intelligence, robotics and blockchain. Associates can also participate in codefest competitions to showcase new technology opportunities.
 


What we do


The IS division provides technology that makes it easier for branch teams, clients and headquarters associates to do business. Key strategies include:



  • Innovation to provide industry-leading tools that help the firm serve clients

  • Providing the firm with superior technology tools compared to those of our competition

  • Integrating our systems to provide a seamless and cohesive suite of tools

  • Protecting our clients' information and the firm's information through state-of-the-art security tools and processes


Where we are headed


The IS division provides systems and support critical to the firm achieving its' 2020 Vision. Whether IS associates are designing a new portfolio tool, enhancing infrastructure or determining how to offer a new feature on www.edwardjones.com, everything we do supports our branch teams and the clients they serve.


What we need



  • Typical roles include programming, systems administration and project leadership positions that are responsible for creating the tools and systems used by our clients and branches every day.

  • Successful individuals will have strong analytical and communication skills in addition to their technical knowledge. Furthermore, in order to support the clients and branches, they must have an understanding of our business and industry.


Bachelor's degree in Computer Science, Management Information Systems or related field.



  • Five or more years experience in software development and support of Client/Server Web environments.

  • Experience with Java, J2EE, & SQL

  • Excellent communication and interpersonal skills

  • Excellent organization and time management skills

  • Strong analytical and problem-solving skills

  • Ability to work in a team environment and/or as an individual contributor, as required



**We are unable to provide sponsorship at this time**


Senior Data Engineer (Cryptocurrencies) at Chainalysis (New York, NY)
3w

Chainalysis is one of the fastest growing companies in the cryptocurrency space. Our cryptocurrency investigation and compliance software is used by the world’s leading law enforcement agencies, regulators, and businesses as they combat fraud, human trafficking, money laundering, and other illicit activity involving cryptocurrencies. With offices in New York, Washington D.C., London, and Copenhagen, we are backed by Accel, Benchmark and other leading names in venture capital. Our mission is to build trust in blockchains.


Description:


We are looking for a senior engineer that understands the benefits and risks of distributed systems.   You want to solve problems that do not have cut & paste solutions from Stack Overflow. You can expound on the CAP theorem and know which tools lay where within it.  You write clean, idiomatic, testable code.


And you would never admit that your hat is any color other than white... right?


Requirements:


The ideal candidate should be a passionate, self-directed, team player with experience working in agile and a willingness to work and learn in a collaborative environment.


To be successful, you should have experience in the following areas:



  • 5 years of experience in Java, Scala, Clojure or other JVM environments

  • Distributed Systems, Actor or STM

  • Spark and Hadoop (HDFS)

  • Cassandra

  • Kafka and Kafka Streams

  • Mesos, Kubernetes, Terraform, or similar

  • Git (we use GitHub) and peer reviews

  • Self-organiser with excellent communication skills

  • Agile exposure

  • Willing to fire up a Jupyter notebook every now and then


Nice to have:



  • Knowledge of cryptocurrencies at a technical level

  • Working knowledge of regulatory compliance within the cryptocurrency sector


You belong here:


At Chainalysis, we believe that diversity of experience and thought makes us stronger. We encourage applicants across any race, ethnicity, gender/gender expression, age, religion, ability and experience. With both customers and employees around the world, we are committed to ensuring our team reflects the unique communities around us. We can’t wait to meet you.  


Perks & Benefits:


We offer a comprehensive benefits package including competitive salaries, stock options for senior roles, medical, dental and vision - which cover domestic partners as well - plus life and disability coverage, 20 vacation days, and a 401K plan.  Chainalysists also get to participate in our annual Huddle, a week-long destination event that promotes team-building, professional development, and fun! In the office, you’ll receive a Mac or PC of your choice and a fully stocked kitchen.


Senior Rails Engineer (100% Remote or Onsite in SF) MyTime Series B SaaS Startup at Source Coders Inc () (allows remote)
3w

The Opportunity: Senior Rails Engineer


MyTime is based in SF and has a remote-friendly working environment with an excellent engineering culture. We've a team of 15 engineers who are based onsite in SF and spread across the US. We're looking experience Ruby on Rails Engineers based in the US who want to join a 100% remote distributed team, or anyone who may be interested in relocating to SF.


This is a great opportunity to join a small and growing engineering team, where you will make a big impact on a multi-dimensional SaaS product that is used by millions of people each day. 


Preferred Qualifications



  • 3 years of professional software engineering experience with Ruby on Rails

  • Experience working with relational databases such as MySQL or PostgreSQL

  • Some experience with Memcache and ElasticSearch is preferred

  • Some experience with AWS products (EC2, ECS, RDS, S3, ELB) is preferred

  • Comfortable writing test suites and specs in our test-driven environment


MyTime offers competitive salaries, an annual bonus, meaningful equity, strong equity package, full health benefits and a generous PTO policy


QA Engineer at Paxful (New York, NY)
3w

Paxful is a leading peer-to-peer powered bitcoin marketplace and a universal money translator. Our mission is social justice through financial freedom worldwide. By offering a platform with over 300 financial networks that empowers both merchants and buyers alike, we have created opportunities for millions across the globe who don’t have access to traditional banking services.


Paxful was founded in 2015 and has an established headquarters in New York, with offices in Estonia, Hong Kong, the Philippines and Johannesburg. Currently, we have over 160 dedicated employees globally and are growing rapidly. We have millions of users, a strong business model, and are completely bootstrapped. One of our pillars is giving back to the communities we help through initiatives such as #BuiltWithBitcoin. You’ll be joining an international team that seeks to make real, sustainable change in the world.


Paxful teams tend to have:



  • An open mind: We believe that change and new ideas are exciting, not threatening.

  • A proactive attitude: We’re willing and ready to roll up our sleeves and take responsibility.

  • Accountability: As colleagues, we take care of each other and our work.

  • Self-direction: We figure out solutions on our own and take charge of carrying them out.

  • An adaptive mindset: We shift our processes, perspectives, and working styles along with the environment.

  • Passion: We feel driven by being part of the mission.


Sound like a fit?


We are looking for a Quality Assurance Engineer who will carry out projects with the utmost quality. Working with the Tech. team at the New York office, you'll be using your skills in writing test automations to ensure thorough delivery of company solutions.


What you'll be doing:



  • Test newly developed software, features, and record any bugs or performance issues

  • Reviewing specifications for corner cases

  • Writing test cases according to the specifications

  • Develop and maintain manual and automated tests

  • Collaborate with QA Engineers to develop effective strategies and test plans

  • Work with cross-functional teams to ensure quality throughout the software development lifecycle


What you’ll bring to this role:



  • At least 3 years of proven experience as a QA engineer

  • At least 1 year performing hands on writing automated tests using JavaScript, Python, Java or any other scripting language

  • Ability to document and troubleshoot bugs

  • Solid knowledge of QA methodologies

  • Close work with Confluence, Jira, and Testrail

  • Experience with Protractor framework

  • Strong knowledge of specifications

  • Comfortable and adaptable in a fast-paced and informal environment


Ideally, you’ll also have:



  • Experience with PHP would be a great plus

  • Knowledge of financial markets, banking or exchanges

  • Interest in cryptocurrency, blockchain and/or financial technology


Perks:



  • Healthcare insurance, including dental and vision

  • Catered lunch and dinner daily, with premium snacks

  • Gym membership of your choice and personal training sessions

  • Sports nutrition and supplements, massages and chiropractor sessions

  • Training and professional development resources

  • Paid company events and retreats

  • Paid maternity/paternity leave including a one-time bonus to support newborn

  • Commuter benefits

  • Accessible office in the West Village

  • Flexible hours


Technical Team Lead (Java) at OpenCrowd, Inc. (New York, NY)
3w

Job Duties
Responsible for overall systems solutions for enterprise and startups, including leading developers in the application architecture, design and development. Specifically:



  • Lead technical team from efforts on requirements analysis, design, build, and deployment of client solutions

  • Architect and design solutions for client solution needs

  • Identify and learn new technologies that can be used in solution architectures

  • Work with team to create plan release builds

  • Provide guidance, direction, and support to application developers and technical designers

  • Design complex system modules

  • Lead hands-on coding efforts and mentoring of developers


Qualifications



  • Bachelor's degree or higher in Computer Science/Electrical Engineering

  • 10 years of IT experience with 5 years in a role leading design and teams of developers

  • 7 years of experience developing with Java

  • 3 years of experience in designing and developing User Interface using technologies such as React, Angular, etc.

  • Strong architecture and design experience creating new solutions

  • Cross-functional familiarity with Product Management and UX

  • Strong engineering and product development fundamentals (design patterns, database schema design, data modeling, API design and considerations, design by promise, quality concepts including TDD & BDD architectures)

  • Adept at producing architectural diagrams and presentations for use in communications with various levels of management and staff

  • Demonstrated ability to solve problems, determine appropriate actions, and complete projects with little direction

  • Experience in architecting and delivering systems based on cloud architectures

  • Knowledge of blockchain technology a big plus


Mobile Test Engineer at BUX (Amsterdam, Netherlands)
3w

(Please note: We only relocate from Europe (Including Russia and Ukraine), and North and South America.)


About BUX


We’re BUX, a tech company that is rocking the world of finance. By taking down all barriers and disrupting the trading experience, we're helping new generations of first-time investors to discover the financial markets. We launched our first app back in 2014 and have welcomed over 2 million users across Europe since then. We’re now building a full-fledged stockbroker, in order to support multiple investment apps. In parallel, we’re working on a second app. Our first app is mainly targeting short term traders, whereas the new app will offer long term investing. Our end goal is to offer a family of apps, catering to everyone who wants to do more with his or her money.


About the team


Engineering is the heart of our business and we have a really experienced tech team — our senior engineering staff has several decades of accumulated development experience. This is one of the smartest teams you'll have the chance to work in. It will help you push yourself to the next level.


Your Role


The Development team at BUX is looking for a seasoned Mobile Tester who lives and breathes Quality, to be a key member of our team in this stage of increased growth, and to help us deliver and evolve our new BUX STOCKS mobile app with the highest quality possible.


Why will you enjoy working for BUX?



  • You will be asked to bring your expertise in the QA and testing world to influence for the best quality practices, bug prevention strategies, testability, accessibility, privacy, and other advanced quality concepts across products.

  • You will be an integral part of a multidisciplinary Scrum team and be fully involved in all phases of our development and release cycle, understanding business requirements, creating solid test suites, manually verifying and validating features, as well as performing exploratory testing.

  • You will support your team's and other relevant stakeholders' decision-making process by creating reports, performing analysis on test results, and raising issues accordingly.

  • Lastly, you'll be working in a very interesting business domain. You will learn how the financial system works on the inside.


What is the cherry on top?



  • Latest and greatest tech equipment

  • Conference & training budget to boost your professional development

  • The possibility to work from abroad for 1 month every 12 months

  • Cool office in the heart of Amsterdam (10 mins from Central Station)

  • Bi-weekly Hackathons, weekly drinks, fun company events

  • Margy’s famous lunches

  • Competitive salary and Employee Option Plan


We expect to see



  • Significant experience with mobile software testing on both Android and iOS.

  • Strong competency in requirement analysis, prioritising tasks, identifying risks.

  • Demonstrable experience in creating test strategies and plans.

  • Strong troubleshooting skills and attention to detail.

  • High levels of proactivity, self-organisation, and self-motivation.

  • Knowledge of modern software engineering practices, such as TDD, BDD, CI, etc.

  • Agile mindset and experience in working in Agile environments.

  • Strong written and verbal English communication skills.


We like to see (but not required)



  • Experience with one or more modern programming languages (e.g. Kotlin, Swift, Java, Objective-C, Ruby).

  • Hands-on experience in debugging and extracting logs from Android and iOS devices.

  • Experience with security and load tests.


Senior Java Developer at BUX (Amsterdam, Netherlands)
3w

(Please note: We only relocate from Europe (Including Russia and Ukraine), and North and South America.)


Who we are


We’re BUX, a tech company that is rocking the world of finance. By taking down all barriers and disrupting the trading experience, we're helping new generations of first-time investors to discover the financial markets. We launched our first app back in 2014 and have welcomed over 2 million users across Europe since then. We’re now building a full-fledged stockbroker, in order to support multiple investment apps. In parallel, we’re working on a second app. Our first app is mainly targeting short term traders, whereas the new app will offer long term investing. Our end goal is to offer a family of apps, catering to everyone who wants to do more with his or her money.


About the team


Engineering is at the heart of our business and we have a really experienced tech team — our senior engineering staff has several decades of accumulated development experience. This is one of the smartest teams you'll have the chance to work in. It will help you push yourself to the next level.


Why will you enjoy working at BUX?



  • You'll design, build, and maintain a system that is meant to scale. We went from 1000 to 1.5 million users with barely any hiccups. (Learn how we're doing it.)

  • You'll work with an actor-based framework (similar to Akka), that is central to everything we do, and the heart of the scalability of our system.

  • We have a trading app that is accessible 24/7. We have very small maintenance window, so from a DevOps perspective you'll have the opportunity to think, plan, and execute the best ways to deploy our services.

  • Lastly, the business domain is interesting. You will learn how the financial system works on the inside.


What is the cherry on top?



  • Conference & training budget to boost your professional development;

  • The possibility to work from abroad for 1 month every 12 months;

  • Cool office in the heart of Amsterdam (10 mins from Central Station);

  • Bi-weekly Hackathons, weekly drinks, fun company events;

  • Margy’s famous lunches;

  • Competitive salary and Employee Option Plan.


Job Requirements:


We expect to see:



  • Proactive, self-starting, can-do mentality.

  • Proficiency in Java, with strong object-oriented design skills;

  • Working knowledge of the Spring framework;

  • An Agile mindset and working knowledge of the Scrum framework;

  • Experience with DevOps tools and procedures.


We like to see (but not required):



  • Experience with building scalable (clustered) systems;

  • Experience with Kubernetes, Kafka, RabbitMQ, CQRS, Elasticsearch, Cassandra, Puppet

  • Knowledge of reactive, actor-based systems.


Senior Integration Engineer at Ripple (New York, NY)
3w

Ripple is looking for an Integration Engineer that will help grow our expanding network of financial institutions by providing clients and partners with seamless access to RippleNet via their internal payment systems. The position is part of the Engineering team and is responsible for understanding and communicating clients’ technical needs.


WHAT YOU'LL DO:



  • Become an expert on Ripple’s product suite -- built on Blockchain and Distributed Ledger Technologies (DLT) -- and speak fluently about it to customers

  • Design, build, test and deploy integration solutions for Ripple

  • Manage multiple projects simultaneously and implement integration best practices

  • Solve the integration and deployment challenges of clients and partners

  • Participate in technical discussions and problem-solving sessions with global business and technical teams to ensure requirements are understood, documented and implemented to the customers’ expectations

  • Deliver high-quality training to new clients

  • Advocate for customers within the global engineering team

  • Team player who will work across the organization and company

  • Some travel necessary (~15%)


WHAT YOU MIGHT LOOK LIKE:



  • Expert in enterprise network infrastructures such as proxy servers, load balancers, and HSMs

  • Ability to analyze and troubleshoot network traffic from layer 1 through 7 with utilities, including SSH, nslookup, tcpdump, ssldump, cURL, HTTP GET, and Open SSL

  • Experience generating SSL certificate requests and configuring Certificate Authority (CA) trust bundles

  • 4 years implementing software solutions within enterprise networks

  • Solid understanding of web technologies: TCP/IP, HTTP, TLS, Java, JavaScript, JSON, REST, etc.

  • Experience with Linux and scripting, including working from the Linux command line environment to edit files, control processes and analyze performance

  • Strong analytical, problem solving and debugging skills

  • Proven ability to effectively interface with external clients

  • Proven communicator with both written and verbal skills

  • Self-starter, ability to work in a fast-paced startup environment


WHAT WE OFFER:



  • Competitive salary & equity

  • 100% paid medical and dental, 65% paid for employee dependents

  • Generous Health & Wellness program

  • Modern office located in downtown New York

  • A learning environment where you can dive deep into the latest technologies and make an impact

  • Company and Team Training at our Headquarters


Technical Engineering Manager - Revolutionary eCommerce Platform - San Francisco at Source Coders Inc (San Francisco, CA)
3w

Tech stack: Node.js, React, Ruby/Rails, Elixir, Python, AWS, Docker, TDD, CI/CD


This is a rare opportunity for an experienced and personable frontend or fullstack engineer looking to take the step towards the leadership track. You will work in tandem with the Director of Engineering to lead a growing team of 6 engineers (frontend & fullstack). Once you've been trained sufficiently we will look to you as a thought leader, mentor, and guide to the other engineers on your pods and across the company.


Software engineering happens in pods: small, fast-moving, full-stack teams with a set of goals that drive their roadmaps. As a Technical Engineering Manager, you are expected to contribute circa 30% of your time across the codebase and 70% managing engineers across platform and infrastructure development.


Key responsibilities will include:



  • Hiring, building and retaining high-performance engineering teams

  • Mentor, grow and inspire developers to achieve their highest potential

  • Define, implement, and drive agile/lean engineering practices with alignment across multiple disciplines including UX design and product management

  • Define, implement, and oversee architectural and technical strategy

  • Extreme focus on efficiency, quality, and predictability by defining and building world-class CICD pipelines and dev-ops culture


Staff Software Engineer (Python) for Granular - Leading AgriTech Startup at Source Coders Inc (Johnston, IA)
3w

We’re looking for a Staff Backend Python Engineer to join our team working on our shared services platform. This role is integral to Granular's success and is a unique opportunity to join a mission focused, fast-paced, smart and fun team.


What You’ll Get To Do:



  • Collaborate daily with Engineers, Product Managers, Testers, and Delivery Leads to ensure that the right software is built and that it is built right

  • Grow your ability to design elegant data structures, build scalable Python services, and electrify your colleagues with your mastery of AWS

  • Demonstrate a desire to improve all aspects of the product - both technical and processes - and deliver outstanding results for our customers

  • Inspire your colleagues to achieve at a high level, push teams to deliver great results, and hold an optimistic attitude in all that you do

  • Show a passion for learning and developing skills, trying new technologies, and embracing the full stack engineer mindset


Our Ideal Candidate:



  • 5 years of experience developing highly scalable, reliable and performant backend services in a fast-paced environment

  • Experience in a technical and/or team leadership role with a pattern of achievement and growth

  • Exceptional skills and knowledge of Python, particularly with REST Microservices

  • Experience with Kubernetes, AWS Lambda, or AWS ECS backed by PostgreSQL or DynamoDB (preferred but not essential)

  • Excellent software design skills, code quality and attention to detail.

  • Strong communication and collaboration skills.

  • Knowledge and experience with DevOps, monitoring, continuous integration

  • B.S. in Computer Science or equivalent experience.


Frontend Developer, Fintech at Paxful (Tallinn, Estonia)
4w

What you'll be doing:



  • Write efficient, testable, and reusable code

  • Solve complex performance problems and architectural challenges

  • Work closely with our developers and product owner in an agile team

  • Help to troubleshoot, test and maintain the product

  • Follow company coding standards

  • Perform code reviews and mentor your peers

  • Cover your code with tests




What you’ll bring to this role:



  • At least 3 years of the development experience

  • Strong TypeScript skills

  • Good knowledge of state management libraries

  • Experience with frameworks like React and Angular

  • Experience with OOP and functional programming techniques

  • Be ready to work in the fast-growing environment

  • Experience of working in a team

  • A desire to relocate to Tallinn, capital of Estonia. Tallinn is known for its medieval Old Town, sea and breathtaking green parks.

  • Good verbal and written English


Ideally, you’ll also have:



  • Experience witstatically typed programming languages

  • Experience with PHP

  • Interest in cryptocurrencies




Perks:



  • Catered lunch and dinner daily, with premium snacks

  • Gym membership of your choice and personal training sessions

  • Sports nutrition and supplements

  • Massage and chiropractic sessions

  • Training and professional development resources covered by company

  • Paid company events and retreats

  • One-time bonus to support newborn

  • Office in the city center with an amazing view of the Old Town

  • Flexible hours


Senior Infrastructure Engineer at Prometheum Inc. (New York, NY)
4w

We're a primarily Linux-based operation with a mix of in-house, external and common open-source dependencies. Our internal systems are all based on a Linux / Postgresql / Redis / NGINX / NodeJS / Rust micro services stack. We also run some Java and SQL Server-based systems.


We're looking for candidates who can demonstrate excellent experience and skills and are wiling to get started designing, building and deploying Prometheum's hybrid physical/cloud infrastructure.



Requirements:
- 7 years direct experience building and managing production web-facing infrastructure
- 5 years experience in one of C , Java, Rust, C#, Go, server-side Javascript or Python (or some combination) as well as extensive scripting experience
- Hands on skills in key systems deployment (network, hardware, OS, modern application stacks)
- Hands on skills with designing, configuring and deploying network security devices
- Excellent knowledge of modern reporting, monitoring and alerting systems
- Excellent demonstrable working knowledge of Linux systems
- Excellent understanding of security principles across both modern and legacy infrastructures
- Extensive experience of physical, cloud and hybrid deployments
- Familiar with container-based solutions, including working experience with Kubernetes and Docker
- Familiar with Windows Server deployments & SQL Server
- Familiar with agile and agile project management (for development and infrastructure projects)
- An understanding of basic blockchain principles and key software and network structures
- Experience producing and maintaining technical and systems documentation
- Experience working in or with a remote team
- Willing to work on-call for production support


You will be expected to demonstrate:
- Strong organization and interpersonal skills
- Excellent reasoning
- Experience and understanding of working with regulatory or compliance functions


It is beneficial if candidates can also demonstrate:
- Deployment of fintech/trading software and systems
- Deployment of blockchain software (e.g. running nodes and building blockchain-connected systems)
- Experience with distributed or peer-to-peer systems
- Senior DBA experience (Postgresql/SQL Server/other)
- Test management and multi-environment design
- Team management and leadership skills


Front End Engineer at Gemini (New York, NY)
4w

The Department: Design Technology


In Design Tech, we think comfort zones are the enemy of creativity. A dynamic team of designers, engineers, researchers, our team blends beauty with tech to create a world-class product interface for our exchange. We are inspired by design, fueled by data, and obsessed with the user, both retail and institution.


The Role: Front End Engineer


Our front end engineers are experts at making Gemini's mission clear and accessible to our customers through intelligent development of well-designed visual elements. An ideal candidate will have a strong aptitude for identifying opportunities to improve user experience, robust experience translating design frameworks into code to improve both internal and user-facing applications, and a proactive desire to collaborate with fellow developers, designers, and product managers to present a shared artistic vision.


This position is full-time at Gemini’s offices in New York City and in Portland, and will report to the Manager of Front End Engineering.


Responsibilities:



  • Develop and maintain front end functionality for multiple products,  including Gemini’s internal Admin Tool, Cash Management tools, Trading UIs, Website, Compliance tools, etc

  • Provide technical input on planning, design, and requirements-gathering process for new products and product features that are implemented

  • Participate in team code review with fellow engineers, with a keen eye towards correctness, style, and information security concerns

  • Improve performance, maintainability, and operations of the Gemini internal tool code base by engaging in occasional refactoring and upgrade projects


Minimum Qualifications:



  • A strong understanding of UX/UI concepts and interface usability with a demonstrated record of good design flow in interactive applications

  • Significant experience working with JavaScript, CSS and other front-end technologies

  • Demonstrated experience working with data displays and/or large data sets

  • Experience building dynamic web interfaces using React.js

  • Ability to thrive in a fast-paced startup environment


Preferred Qualifications:



  • Experience with


    • Scala, Java or another JVM based languages

    • Working with Bitcoin, Ethereum, and/or blockchain technology

    • Financial technology in the financial services industry, such as on exchanges or trading firms



It Pays to Work Here


We take a holistic approach to compensation at Gemini, which includes:



  • Competitive base salaries across all departments

  • Ownership in the company via profit sharing units

  • Amazing benefits, 401k match contribution, and flexible hours

  • Snacks, Perks, Wellness Outings & Events


Gemini is proud to be an equal opportunity workplace and is an affirmative action employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or Veteran status. If you have a disability or special need that requires accommodation, please let us know.


Senior React & React Native Developer / Remote at CloseCross () (allows remote)
4w

Your responsibilities and requierements:



  • Build pixel-perfect, smooth UIs across both Android and iOS mobile platforms



  • Transition existing React Native app also to web apps equivalent.



  • Leverage native APIs for deep integrations with both platforms

  • Diagnose and fix bugs and performance bottlenecks for performance that feels native.

  • Reach out to the open source community to encourage and help implement mission-critical software fixes—React Native moves fast and often breaks things.

  • Maintain code and write automated tests to ensure the product is of the highest quality.

  • Nice to have: understanding of blockchain and its related concepts

  • Nice to have: the ability to also work with NodeJS on back-end side as a Full Stack developer


What we offer:



  • You can work remotely from anywhere in the world as long as you work in the time zone close to CET/Europe

  • Startup environment

  • Working on the cutting edge blockchain and fintech technology project

  • Interesting challenges to work on together with other bright minds

  • The friendly teamwork atmosphere


Blockchain Developer at OpenCrowd, Inc. (New York, NY)
4w

OpenCrowd is a design and technology services firm that builds innovative products for large enterprises and early stage startups. Our custom solutions range from blockchain solutions to Search and Analytics-based solutions. Our team has solid experience in several blockchain platforms and experience in building crypto currencies, tokens, crypto wallets, payments, securities lending, and collateral management systems. Most recently, OpenCrowd has partnered with Swirlds to build a distributed ledger platform.


We are looking for blockchain architects & developers to develop new prototypes, pilots, and production applications using the latest blockchain technologies like Ethereum , Corda (R3) & Hyperledger.


Responsibilities
Design and implement decentralized applications and protocols
Rapidly develop enterprise software applications and platforms using blockchain technologies
Provide technical leadership on blockchain technologies and work across peer groups to develop blockchain solutions for the business


Qualifications



  • A degree in Computer Science / Mathematics or equivalent work experience in a field utilizing the same subject matter

  • Experience developing traditional distributed systems

  • Have practical experience developing on blockchain platforms such as Ethereum, Hyperledger, or Corda

  • Experience with encryption algorithms, key management, and cryptographic principles

  • Solid experience developing with Java or Python. Experience with RDBMS a plus

  • Understanding of the cryptographic principles underpinning blockchain technologies

  • Have a collaborative mind set and enjoy sharing blockchain knowledge with other developers

  • Experience designing and writing smart contracts with Kotlin or Solidity a plus

  • Experience with off-chain frameworks a plus

  • Exceptional communication skills and experience of working with design thinking techniques in iterative sprints are advantageous to this role 


Data Engineer at Gemini (New York, NY)
4w

As a member of our data engineering team, you’ll shape the way we approach data at Gemini by using your engineering, analytical and communication skills to work with teams across the business. You know how to ask the right questions and are passionate about using data to support and drive informed business decisions.  You’ll guide our internal teams to use data to improve the product and achieve KPIs. Communicating your insights with leaders across the organization is paramount to success.


RESPONSIBILITIES:



  • Design, build, and launch efficient and reliable data pipelines into production

  • Design and implement warehousing solutions to scale with the needs of the business

  • Develop new systems and tools to enable the team to consume and understand data more intuitively

  • Partner with engineers, project managers, and analysts to deliver insights to the business


MINIMUM QUALIFICATIONS:



  • 4 years experience in data engineering with data warehouse technology

  • 4 years experience in custom ETL design, implementation and maintenance

  • 4 years experience with schema design and dimensional data modeling

  • Strong SQL skills on multiple platform

  • Skilled in programming languages Python, R, and/or Java

  • Strong computer science fundamentals including data structures and algorithms

  • Strong software engineering skills in any server side language, preferable Python


PREFERRED QUALIFICATIONS:



  • Kafka, Cloud computing, machine learning, text analysis, NLP & Web development experience is a plus

  • NoSQL experience a plus

  • Experience with Continuous integration and deployment

  • Experienced in working collaboratively across different teams and departments

  • Knowledge and experience of financial markets, banking or exchanges


Senior DevOps Engineer at bitfish (Seoul, South Korea) (allows remote)
4w

About the role


We are looking for a full-time DevOps Systems Engineer to assist in designing, and implementing, and maintaining bitfish and stake.fish’s infrastructure strategy. 


Location


Seoul, South Korea or Bangkok, Thailand or Remote


Job Responsibilities



  • Build infrastructure to monitor, detect and stop attacks in their tracks

  • Proactively make suggestions for improving bitfish products and internal processes

  • Create and maintain system procedural and technical documentation.

  • Conduct system administration activities for Linux servers, which includes routine, proactive daily management of the health, stability and availability of system infrastructure. Activities include proactive monitoring, patch reporting and addressing fall out, security.

  • Configure, maintain, and troubleshoot multiple technologies such as IPS/IDS, SIEM, WAF, HSM, packet capture, and network malware detection solutions

  • Stay up to date and build on peer-to-peer networking security best practices, and research new attack vectors

  • Conduct internal external penetration testing, and provide remediation supports

  • Create, maintain and communicate threat models risk assessments for all bitfish systems


Requirements



  • Working knowledge of risk assessment tools, technologies, and methods

  • Experience designing secure networks, systems and application architectures

  • Experience setting up and maintaining software in both data centers and cloud environments

  • Experience managing server infrastructures with high availability requirements

  • Expert knowledge with Disaster Recovery Planning and executions

  • Experience administering other security tooling such as IDS, DDoS, SIEM, WAF, HSM, and/or packet capture tools

  • Experience protecting against and mitigating real world attacks such as DDoS

  • Deep understanding of sockets, full networking stack and Linux security

  • Experience building and implementing Kubernetes infrastructure in large production environments

  • Knowledge of build automation and CI/CD processes and tools

  • Experience in tuning and monitoring databases, message queues, stream-processing technology, data pipelines, and reliable real-time systems is a plus

  • Basic understanding of blockchain fundamentals, Proof-of-Stake, Validators, Block Producers and staking pools


Please share with us the biggest security vulnerability you uncovered or exploited in your cover letter.


We want the best and brightest and are happy to accommodate. If you are relocating, we will cover your travel, handle your visa, and help you get acquainted with the new environment.


Director of IT at Canepa Associates (Long Beach, CA)
4w

FreeConferenceCall.com is looking for an IT leader to provide direction and support for IT solutions that enhance business operations and ensure security and integrity of the company’s systems. Additionally, the Director of IT will work closely with decision makers in other departments to identify, recommend, develop, implement, and support cost-effective technology solutions. The individual’s principal goals are to plan, coordinate, direct, and design technology activities of the company. 


Responsibilities



  • Selection, deployment and maintenance of office tools and services (email, contacts, calendar, PBX, helpdesk) 

  • Provide supervision and coaching for the Information Technology team

  • Builds and maintains a hybrid multi-cloud infrastructure and shared services

  • Proposes and executes creative and innovative IT solutions in a forward-thinking and strategic manner 

  • Directs and manages the support and maintenance of business applications, including management of related vendor relationships

  • Evaluates and implements IT procedures and equipment for maximum efficiency and cost

  • Ensures employees are provided with professional, courteous and timely support and service

  • Responsible for the development and review of back-up and disaster recovery plans.

  • Manages user services such as IT Help Desk and training



Requirements



  • Bachelor's degree in computer science, engineering or a related field or equivalent work experience

  • 7 years of progressively responsible IT experience with at least 3 years in management roles, ideally in a hybrid cloud environment

  • Experience developing and managing departmental budgets for operational and capital expenditures

  • In-depth experience and knowledge of enterprise IT concerns and technologies, including but not limited to:

    • Systems Administration: Microsoft operating systems (server and desktop)

    • Hands on experience with MS products (Active Directory, MS Exchange, Office, Sharepoint) deployed for entire organization.





Our Benefits



  • Medical, Dental, and Vision for employee AND dependents

  • 401k Plan

  • Generous paid time off plans

  • All the equipment that you need to get your work done

  • Casual work environment


Site Reliability Engineer at Gemini (New York, NY)
4w

The Department: Infrastructure


Our Infrastructure team is responsible for building and operating Gemini's world class crypto exchange systems and networks. The SREs are specifically responsible for building, automating, and scaling our growing server footprint and product offerings. Our infrastructure is a combination of high speed datacenter-based equipment and cloud hosted components.


The Role: SRE


As a member of the SRE team you will be responsible for building innovative and robust solutions to stay ahead of the business' growth; we have to keep an eye on the horizon and anticipate the business' next steps.   As a part of the team you will come with a strong sense of ownership and a desire to do the job right the first time. You are passionate about helping our engineers build the best products in the market and ensure they perform that way on our infrastructure.


Requirements:



  • 5 years experience with Linux system administration

  • 2 years experience with configuration management (Ansible, Puppet, Chef, Salt)

  • 2 years experience with metrics collection and monitoring (open source or commercial)

  • Keen sense of automation to create consistent and predictable infrastructure

  • Working knowledge of industry best practices with regards to information security

  • Understanding of IP network functionality (e.g., TCP, UDP, multicast)

  • Understanding of offload engines and why they are important

  • Working knowledge of how to debug networking issues

  • Experience building and scaling distributed, highly available systems

  • Familiarity with infrastructure management and operations lifecycle concepts and ecosystem

  • Participate in a 24/7 on-call rotation


Preferred:



  • 5 years in capital markets (e.g., exchange, market maker, latency-sensitive broker)

  • 5 years running bare-metal systems

  • System tuning and kernel optimization

  • 2 years experience in cloud platform administration


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