Company Name: tastytrade Role: Software Engineer  Location: Chicago, IL - Hybrid (3 days/week in office) As a Software Engineer, you'll help by modifying existing systems, taking on ownership of current systems as well as green field projects, and troubleshooting issues as they arise. Our engineers work with a variety of tools including Java, JavaScript, and Ruby. You'll work on front-end systems in an effort to expand and improve our product suite.   What you'll do: 

Work on tastytrade's front-end trading client applications using Svelte, though experience with other modern front-end JavaScript frameworks is valuable  Contribute to the Java-based core front-end trading logic library; prior Java experience beneficial but not required  Transform business requirements and technical direction into production-quality code  Collaborate with UX and Product teams to improve customer workflows and overall user experience  Deliver concise, constructive peer reviews covering codecraft, implementation quality, and business domain correctness for junior engineers  Write comprehensive tests for your code  Support application development with necessary infrastructure work, coordinating with the infrastructure team as needed 

Who you are: 

The ability to learn quickly in areas in which you don't already have deep expertise  Experience in modern web development (JavaScript / Typescript, HTML, and CSS) and the ability/willingness to deploy and manage production applications  The ability to jump into a brand-new framework or language and quickly become productive in it  Confident in ability to write tests and quickly deliver stable and performant software  2+ years of professional experience working as a software engineer on a team  A keen eye for user experience and design 

Team Perks:  

Performance Bonuses     Stock Purchase Options   Medical/Dental/Vision Benefits   Annual educational / conference stipend   Sustainable workday with minimal on-call responsibilities   401k Plan     20 Paid Vacation Days (plus an additional paid vacation day the month of your birthday!)     10 Paid Sick Days     Gym Membership Reimbursement     Commuter Benefits     Pet Insurance     Wellness & Mental Health Programs     Charitable Donation Matching     Two Paid Volunteer Days Off     Daily catered lunch when in the office     Full kitchen with snacks and beverages     In-building gym     Shuttle to/from Metra     Office located in the West Loop - Chicago's growing center of tech, great cuisine, and high-end bars   

Salary Range: Level I - $135,000, Level II - $146,750, Level III - $158,650The actual salary offered will be based on the candidate's level of experience and qualifications   About Us:   The tasty house of brands empowers individual traders differently. tastylive, founded in 2011, is an online financial media network, tastytrade (previously known as tastyworks) is a self-directed retail brokerage firm that launched in 2017, tasty Software Solutions and tastyfx, is a registered Forex broker-dealer. In 2021, London-based IG Group acquired tastylive, Inc. (previously known as tastytrade) and assigned it to lead business in North America. tastyfx is the fastest-growing forex broker in the US over the past few years. Changing the IG US name to tastyfx marks the next chapter, in aligning with the tasty brand family and offering a more forex-focused experience. This combined team has years of experience like institutional brokers, but also a passion for disrupting the entire trading industry.   Our dream is simple: we want more people to find more success with a better trading experience. That’s why we’re investing heavily in the right people, technology, and media to make that happen in the US and across the globe.   Location: Our office is in the West Loop - Chicago's growing center of tech, great cuisine, and high-end bars.   tastytrade | tastylive | tastyfx | tastycrypto  1330 W Fulton Market, Chicago, IL 60607   *Don't meet every single requirement? Studies have shown that women and people of color are less likely to apply to jobs unless they have every single qualification. Our team is dedicated to building a diverse, inclusive, and authentic workplace, so if you’re excited about this role but your experience doesn't align perfectly, we encourage you to apply anyway. You may be just the right candidate for this or other roles!  

Apply Now:

GK8 is seeking a Senior Front-End Developer to join our team.

We are looking for someone who is proactive and resourceful, thriving in a dynamic, fast-paced environment.

In this role, you will work closely with product managers and UI/UX designers to develop the next generation of GK8’s cryptographic custody platform. You will leverage frontend technologies to create a seamless, secure, and high-performance user experience.

This role requires strong expertise in React, TypeScript, Electron and other modern frontend frameworks to ensure optimal performance and usability of our platform.

Responsibilities

• Develop and maintain the user interface of GK8’s cryptographic custody platform.
• Collaborate with product managers and designers to implement intuitive and user-friendly UI components.
• Utilize React, TypeScript and Electron to build scalable and high-performance applications.
• Ensure a pixel-perfect user experience, maintaining consistency across different screens and devices.
• Work in an agile development environment, contributing to fast-paced product iterations.

• 5+ years of experience in frontend development.
• 4+ years of hands-on experience with React in building complex web applications.
• Proficiency in TypeScript, ensuring type safety and code maintainability.
• Familiarity with Electron.
• Strong understanding of modern web development best practices and design patterns.
• Experience working with global state management frameworks (e.g. TanStack Query, Redux).
• Solid understanding of HTML, CSS, and web design principles.
• Strong communication skills.

• Familiarity with TanStack Query and XState state management.
• Experience with Styled Components.
• Knowledge of cryptocurrencies and blockchain technology.

The base salary ranges included below will be commensurate with candidate experience, expertise and local market. Final offer amounts are determined by multiple factors, including candidate experience and expertise. At GK8, we maintain a total compensation philosophy which consists of a competitive base salary, annual bonus, and equity incentives.

Salary Range

$150,000 – $185,000 USD

Apply Now:

Tenderly is looking to hire a Frontend Engineer to join their team. This is a full-time position that can be done remotely anywhere in Remote or on-site in Belgrade.

Tenderly - An all-in-one development platform that enables Web3 developers to build, test, monitor, and operate smart contracts.

Apply Now:

Apply Now:

About Zscaler Serving thousands of enterprise customers around the world including 45% of Fortune 500 companies, Zscaler (NASDAQ: ZS) was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform, which is found in our SASE and SSE offerings, protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler.   Responsibilities:We seek a seasoned UI Test Automation Engineer with a strong background in end to end testing of user experience. This role offers the opportunity to influence the quality of user experience of our cybersecurity products and significantly impact our global customer base.  This is a hybrid role reporting into the San Jose, CA office 3 days a week.  In this position, you will:

Develop, maintain, and deploy comprehensive testing tools and frameworks. Integrate test automation into CI/CD pipelines and establish best practices for continuous testing. Perform thorough UI verifications and validate functional requirements, including security, accessibility, and scale testing. Collaborate with front-end engineering and product teams, contributing to design, scope, and technical challenges. Define testing patterns and strategies to enhance test coverage, empowering other engineers to leverage the test framework effectively.

What We're Looking for (Minimum Qualifications):

5+ years of experience as a Software Engineer or Test Automation Engineer, coupled with a Bachelor's degree in Computer Science, Engineering, or a related field. Strong programming skills in TypeScript/JavaScript, React, Java, or equivalent languages. Extensive experience with functional, regression, and end-to-end testing, including the ability to translate business requirements into comprehensive test plans and develop full-stack automation. Proficiency with JavaScript-based test automation frameworks such as Jest, Cucumber, TestCafe, or Cypress. Experience with Git, code management tools, and modern IDEs (e.g., Visual Studio Code).

What Will Make You Stand Out (Preferred Qualifications):

Demonstrated ability to own quality assurance and automation initiatives, drive issues to resolution, and collaborate effectively with diverse stakeholders (PMs, engineers, management). Commitment to excellent software hygiene, including robust code documentation, thorough unit testing, and effective bug tracking. Experience with automating visual validation of UI/UX, utilizing tools like Storyshots or similar.

LI-BH1#LI-Hybrid

   Zscaler’s salary ranges are benchmarked and are determined by role and level. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations and could be higher or lower based on a multitude of factors, including job-related skills, experience, and relevant education or training. The base salary range listed for this full-time position excludes commission/ bonus/ equity (if applicable) + benefits.Base Pay Range$129,500 - $185,000 USDAt Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure. Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

Various health plans Time off plans for vacation and sick time Parental leave options Retirement options Education reimbursement In-office perks, and more!

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

Apply Now:

BitGo is the leading infrastructure provider of digital asset solutions, delivering custody, wallets, staking, trading, financing, and settlement services from regulated cold storage. Since our founding in 2013, we have focused on enabling our clients to securely navigate the digital asset space. With a global presence and multiple Trust companies, BitGo serves thousands of institutions, including many of the industry's top brands, exchanges, and platforms, and millions of retail investors worldwide. As the operational backbone of the digital economy, BitGo handles a significant portion of Bitcoin network transactions and is the largest independent digital asset custodian, and staking provider, in the world. For more information, visit www.bitgo.com.This role will require being full-time onsite at our New York City office to support collaborative team dynamics and innovative problem-solving. Responsibilities:

Design and build strong, resilient, and robust APIs, libraries, and services to power our financial services: clearing and settlement, digital asset lending, trading and liquidity Own functionality and scalability features by taking responsibility from inception to deployment and customer integration Expose and document functionality to the UI, third-party developers, and our internal and external tooling Collaborate closely with all engineering teams to ensure consistency in understanding of technical requirements and overall work quality Provide mentorship to your peers in the broader engineering team through code reviews and education on best practices

Skills & Experience:  We are looking for teammates who share and practice our values: open communication, transparency, taking ownership, and a high level of craftsmanship. We are looking for coworkers who share our vision and mission: deliver trust in digital assets.  Required

3+ years experience with server-side languages like Golang, TypeScript/Node.JS, Java, Python, etc. Experience developing or supporting financial accounting systems, such as general ledger and bookkeeping functions Experience with SQL databases like MySQL or Postgres Confident with RESTful API design Great with unit and functional testing and debugging Experience in Git/GitHub and branching methodologies, code review tools, CI tools, etc. Bachelor’s degree in computer science, applied mathematics, or another technical discipline from a top university Understanding of and strong interest in cryptocurrencies and blockchain Great at algorithm design, problem solving, and complexity analysis Ability to work independently in a fast-paced environment

Preferred

Experience with microservices and service-oriented architectures Experience with large-scale, real-time, and distributed applications Familiarity with Containers and Kubernetes Understanding of and experience working in the financial industry Familiarity with any of the following: digital wallets, clearing and settlement, lending, trading, accounting systems, etc

Why Join BitGo? Disrupting an industry takes vision, innovation, passion, technical chops, drive to deliver, collaboration, and execution. Join a team of great people who strive for excellence and personify our corporate values of ownership, craftsmanship, and open communication. We are looking for new colleagues who bring innovative ways of thinking and problem solving, and who want risks to be part of the team that changes the world’s financial markets. Here are some of the benefits* of working at BitGo:

Competitive base salary, bonus and stock options 100% company paid health insurance for employee, partner and dependents Up to 4% 401k company match Paid parental leave, Paid vacation Free custom lunches, dinners and snacks  Computer equipment and workplace furniture to suit your needs Great colleagues and inspiring startup environment

*Benefits may vary based on location  Cryptocurrencies are the most disruptive change the financial services industry has seen in years. Join us and you’ll be able to look back and say you were part of the team that transformed investing. Pay Transparency Notice: Depending upon your leveling and location, the compensation for this role averages between $150,000 - $180,000 USD base salary. Equity, an annual performance bonus and the benefits outlined above are also a part of this role's package. 

Apply Now:

The mission of the Risk Platform Team is to foster business growth by effectively managing financial risks impacting the business and its users. We build flexible, scalable, and customizable engineering systems to detect and prevent fraud, incorporating mechanisms for real-time, near-real-time, and scheduled workflows.

As a front-end engineer on the team, you will address these challenges by collaborating closely with Platform teams (Payments, Finhub, Identity) and Product teams to deliver a seamless user experience. Your responsibilities extend beyond front-end development, involving partnership with Analysts and Ops teams to uncover new fraud patterns that evade existing safeguards, as well as working with the Machine Learning team to develop and train models for fraud detection and prevention.

What you’ll be doing (ie. job duties):

• Shape the next generation of Risk Platform architecture that powers Coinbase.
• Articulate a long term technical direction and vision for maintaining and scaling our web and mobile platforms.
• Create trustworthy user experiences by building interfaces that are simple, easy to comprehend, performant and reliable using modern tools like React, React Native, Typescript, React Navigation, Jest and Webpack.
• Turn our vision into a tangible roadmap every quarter by working with engineers, product managers and senior leadership.
• Mentor and train other team members on design techniques and coding standards.
• Add positive energy in every meeting, and make your coworkers feel included in every interaction.

What we look for in you:

• You have at least 2 years of experience in software engineering, developing web apps and shipping user-facing features with JavaScript and modern, component-based JS frameworks like React.
• You've developed and shipped user-facing features using component-based UI frameworks.
• You’re familiar with current trends and best practices in front-end architecture, including performance, security and usability.
• You’re familiar with product and design lifecycles, and collaborating closely with designers, engineers, and product managers.
• You write high quality, well tested code to meet the needs of your customers.

Nice to haves:

• You've worked on front-end teams in the finance or compliance space.
• You have at least 1 year of experience in developing React Native mobile apps or helped move existing native apps to React Native.

Job #: GPFE05US

#LI-Remote

Apply Now:

About Zscaler Serving thousands of enterprise customers around the world including 45% of Fortune 500 companies, Zscaler (NASDAQ: ZS) was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform, which is found in our SASE and SSE offerings, protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler. Our Engineering team built the world’s largest cloud security platform from the ground up, and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint, the team has made us and our multitenant architecture today's cloud security leader, with more than 15 million users in 185 countries. Bring your vision and passion to our team of cloud architects, software engineers, security experts, and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy. We're looking for an experienced Senior Software Development Engineer (UI) to join our Shared platform services team in Bangalore, India. Reporting to the Engineering Manager, Software Development, you will be responsible for: 

Developing and maintaining high performance resilient UI using ReactJS/TypeScript/Tailwind Documenting and communicating technical specifications to ensure alignment with stakeholders Collaborating with cross-functional teams, including product managers, designers and engineers to ship best-in-class products with quality Identifying and resolving technical challenges and issues by incorporating a robust test automation strategy Participating in code reviews, providing feedback, and enforcing coding standards to ensure high-quality and maintainable codebase

What We’re Looking for (Minimum Qualifications) 

3+ years of experience in JavaScript development with building and deploying ReactJS applications You excel in creating lean, clear, and up-to-date documentation, testing, and automation, and view these as integral components of your UI engineering workflow You possess exceptional problem-solving skills and a proven ability to develop creative solutions to technical challenges Prior experience with effectively conveying complex technical concepts to both technical and non-technical stakeholders to both technical and non-technical stakeholders You have a demonstrated track record of fostering engineering excellence and driving innovation in previous roles

What Will Make You Stand Out (Preferred Qualifications) 

Demonstrated expertise in delivering high-quality, detail-oriented work with a focus on performance optimisation and code quality Skilled in designing and implementing scalable, reusable front-end architectures that prioritise seamless user experiences and efficient component composition Experience in D3 Charts, Webpack, Nextjs, Typescript, Playwright Automation, Unit testing frameworks

LI-Hybrid

LI-AC10At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure.

Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

Various health plans Time off plans for vacation and sick time Parental leave options Retirement options Education reimbursement In-office perks, and more!

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

Apply Now:

About Zscaler Serving thousands of enterprise customers around the world including 45% of Fortune 500 companies, Zscaler (NASDAQ: ZS) was founded in 2007 with a mission to make the cloud a safe place to do business and a more enjoyable experience for enterprise users. As the operator of the world’s largest security cloud, Zscaler accelerates digital transformation so enterprises can be more agile, efficient, resilient, and secure. The pioneering, AI-powered Zscaler Zero Trust Exchange™ platform, which is found in our SASE and SSE offerings, protects thousands of enterprise customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Named a Best Workplace in Technology by Fortune and others, Zscaler fosters an inclusive and supportive culture that is home to some of the brightest minds in the industry. If you thrive in an environment that is fast-paced and collaborative, and you are passionate about building and innovating for the greater good, come make your next move with Zscaler. Responsibilities: We seek a seasoned Principal - UI, with a strong front-end engineering background to lead a high-performing engineering team working on the development of common UI frameworks, component libraries, and cutting edge user experiences. This role offers the opportunity to influence the direction of user experience of our cybersecurity products and significantly impact our global customer base.  This is a hybrid role reporting into our San Jose, CA office 3 days a week.  In this role, you would:

Lead the development, maintenance, and architectural design of scalable UI components for a design system using ReactJS/TypeScript. Collaborate with cross-functional teams (design, product, engineering) to define the design system's vision, integrate components, and drive adoption. Mentor engineers, ensure high code quality through reviews and standards, and implement robust testing strategies. Continuously improve UI component performance, accessibility, and usability, staying current with front-end trends and technologies. Establish and maintain comprehensive documentation for the design system.

What We're Looking for (Minimum Qualifications):

Minimum of 10+ years of professional experience in UI engineering, with a focus on ReactJS Extensive experience developing reusable UI components and frameworks using ReactJS/JavaScript Strong proficiency in HTML (semantic), CSS (including responsive design and box model), and mobile-first development Solid understanding of UI/UX design principles, with experience collaborating with designers on data-heavy web applications Proficiency with front-end build tools, package managers, monorepos, and version control systems (e.g., Nx, npm, Git)

What Will Make You Stand Out (Preferred Qualifications):

Bachelor's or Master's degree in Computer Science, Engineering, or a related field Experience with performance optimization, comprehensive testing methodologies, clear documentation, and automation for high-quality, reusable UI components Knowledge of data visualization libraries (e.g., D3.js) and advanced problem-solving skills for complex technical challenges

LI-BH1#LI-Hybrid

   Zscaler’s salary ranges are benchmarked and are determined by role and level. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations and could be higher or lower based on a multitude of factors, including job-related skills, experience, and relevant education or training. The base salary range listed for this full-time position excludes commission/ bonus/ equity (if applicable) + benefits.Base Pay Range$182,000 - $260,000 USDAt Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure. Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:

Various health plans Time off plans for vacation and sick time Parental leave options Retirement options Education reimbursement In-office perks, and more!

By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.

Apply Now:

Parity Technologies is looking to hire a Developer Experience (DevEx) Manager to join their team. This is a full-time position that is 100% remote with no geographical restrictions. Work remotely from anywhere.

Parity Technologies - Blockchain infrastructure for the decentralised web.

Aztec is looking to hire a Software Engineer (Generalist) to join their team. This is a full-time position that is 100% remote with no geographical restrictions. Work remotely from anywhere.

Aztec - A privacy-first L2 on Ethereum.

BitGo is the leading infrastructure provider of digital asset solutions, delivering custody, wallets, staking, trading, financing, and settlement services from regulated cold storage. Since our founding in 2013, we have focused on enabling our clients to securely navigate the digital asset space. With a global presence and multiple Trust companies, BitGo serves thousands of institutions, including many of the industry's top brands, exchanges, and platforms, and millions of retail investors worldwide. As the operational backbone of the digital economy, BitGo handles a significant portion of Bitcoin network transactions and is the largest independent digital asset custodian, and staking provider, in the world. For more information, visit www.bitgo.com.This role will require being full-time onsite at our San Francisco office to support collaborative team dynamics and innovative problem-solving. BitGo is looking for a Senior Software Engineer to join our Growth Vertical and help us build an API-first platform for businesses and developers to launch crypto products. Responsibilities:

Design and build scalable, well abstracted, and robust APIs, libraries, and services to empower our API-first platform Own functionality and scalability features by taking responsibility from inception to deployment and customer integration Expose and document functionality to the UI, third-party developers, and our internal and external tooling Collaborate with cross-functional teams to define, design, and ship new features Write clean, maintainable, and efficient code Ensure the performance, quality, and responsiveness of applications Identify and correct bottlenecks and fix bugs Continuously discover, evaluate, and implement new technologies to maximize development efficiency Participate in code reviews and contribute to a culture of continuous improvement Work closely with product managers, designers, and other engineers to understand and refine product requirements Provide mentorship to your peers in the broader engineering team through code reviews and education on best practices

Skills & Experience:  We are looking for teammates who share and practice our values: open communication, transparency, taking ownership, and a high level of craftsmanship. We are looking for coworkers who share our vision and mission: deliver trust in digital assets.  Required

At least 6 years of proven experience of back-end and server-side development Great at algorithm design, problem solving, and complexity analysis Strong experience with of TypeScript, Node.js and Express Strong experience with Node.js, TypeScript, PostgreSQL and MongoDB Strong experience with RESTful API design Experience with microservices and service-oriented architectures Experience with unit and functional testing and debugging Experience in Git/GitHub and branching methodologies, code review tools, CI tools, etc. Ability to move quickly and adjust course as needed in a fast-paced environment Bachelor’s degree in computer science, applied mathematics, or another technical discipline from a top university Understanding of and strong interest in cryptocurrencies and blockchain

Preferred

Experience developing consumer-facing crypto products Proven experience building public-facing APIs in a production environment Ability to work full-stack and familiarity with React  Experience working with clients and/or business partners Familiarity with any of the following: digital wallets, clearing and settlement, lending, trading, accounting systems, etc

Why Join BitGo? Disrupting an industry takes vision, innovation, passion, technical chops, drive to deliver, collaboration, and execution. Join a team of great people who strive for excellence and personify our corporate values of ownership, craftsmanship, and open communication. We are looking for new colleagues who bring innovative ways of thinking and problem solving, and who want risks to be part of the team that changes the world’s financial markets. Pay Transparency Notice: Depending upon your leveling and location, the compensation for this role averages between $165,000 - $210,000 USD base salary. Equity, an annual performance bonus and the benefits outlined below are also a part of this role's package.  Here are some of the benefits* of working at BitGo:

Competitive base salary, bonus and stock options 100% company paid health insurance for employee, partner and dependents Up to 4% 401k company match Paid parental leave, Paid vacation Free custom lunches, dinners and snacks  Computer equipment and workplace furniture to suit your needs Great colleagues and inspiring startup environment

*Benefits may vary based on location  Cryptocurrencies are the most disruptive change the financial services industry has seen in years. Join us and you’ll be able to look back and say you were part of the team that transformed investing.

Apply Now:

Apply Now:

Logos is a movement supporting the development of the decentralised web. Logos technologies lay the foundations for a freer internet upon which communities can evolve into network states. Each protocol in the Logos stack seeks to empower its users while upholding civil liberties and fundamental freedoms.

About Status Network

Status Network - the first natively gasless Ethereum L2 - is hiring a bilingual Developer Relations & Community Manager to lead our presence in South Korea.

Status Network’s roadmap includes deep integrations with Korean studios, gamers, and social apps builders. You will be the bridge between Status Network and the Korean builder community. This role is a unique blend of local developer community building, content creation, technical education, and strategic partnership management. The ideal candidate is a builder at heart, deeply embedded in Korea’s crypto scene, and driven by the mission to make developers discover a new way to build onchain - without gas.

Key responsibilities

• Launch, manage & moderate Korean-language channels (Telegram, Discord, KakaoTalk, Naver, Youtube, etc.)
• Design daily/weekly engagement loops; track sentiment & surface insights
• Produce Korean-first technical documentation, tutorials, code samples, blog posts, memes and “how-to” videos to make building on Status L2 intuitive and fun
• Run webinars, IRL meet-ups, hackathon tracks, and university workshops; report measurable impact (attendance, submissions, conversions)
• Onboard builders to Status L2; provide code samples and live demos
• Mentor power users and builders and KOLs; identify and amplify success stories
• Cultivate relationships with Korean web3 studios, infra providers, K-media, and event organisers
• Localise global campaigns (airdrops, quests, dev-grants) to maximise Korean participation
• Own community analytics (growth, retention, funnel KPIs) in GA / Dune / Notion
• Channel product pain-points and market trends back to engineering and leadership

You will ideally have

• Native-level Korean & professional English (written + spoken)
• 2+ yrs DevRel, developer education, or technical community building
• Hands-on coder - comfortable reading / shipping Solidity, TS or Rust and demoing live. Strong grasp of blockchain fundamentals, especially Layer 2 architectures.
• Ability to create content - we welcome all format but video will be prioritized
• Strong documentation and blog posts writing skills - able to review and suggest changes on existing documents
• Track record running ≥ 5 AMAs, hackathons, or workshops with published metrics
• Data-driven mindset; can design experiments and report RO
• Belief in open-source, self-custody, and cypherpunk ethos
• Experience in, and passion for, blockchain technology

Bonus points

• Proficiency in another Asian language
• Prior work at a rollup, DeFi, GameFi, or crypto infra project
• Existing network across builder communities at universities, Kakao, meetups, and indie hacker spaces
• Have an active YouTube or TikTok channel
• Have experience writing announcements, whitepapers, and legal-compliant materials for Korean audiences
• Public-speaking experience at conferences or YT/Twitch streams
• Familiarity with Ethereum L2s, RLN, zkEVMs, or onchain gaming UX
• Comfortable working remotely and asynchronously
• Experience working for an open source organisation.

[Don’t worry if you don’t meet all of these criteria, we’d still love to hear from you anyway if you think you’d be a great fit for this role. Just explain to us why in your cover letter].

Hiring process

• Interview with our People Ops team
• Community and ecosystem interview
• Technical interview and test
• Interview with the Status Network team lead

Compensation

The expected compensation range for this role is negotiable, dependent on how we assess your skills and experience throughout our interview process. We are happy to pay in any mix of fiat/crypto.

Apply Now:

Apply Now:

BitGo is the leading infrastructure provider of digital asset solutions, delivering custody, wallets, staking, trading, financing, and settlement services from regulated cold storage. Since our founding in 2013, we have focused on enabling our clients to securely navigate the digital asset space. With a global presence and multiple Trust companies, BitGo serves thousands of institutions, including many of the industry's top brands, exchanges, and platforms, and millions of retail investors worldwide. As the operational backbone of the digital economy, BitGo handles a significant portion of Bitcoin network transactions and is the largest independent digital asset custodian, and staking provider, in the world. For more information, visit www.bitgo.com.This role will require being full-time onsite at our San Francisco office to support collaborative team dynamics and innovative problem-solving. BitGo is looking for a Senior Backend Software Engineer to join our Go Accounts (Custody) organization and help us build resilient, robust services that enable customers to securely store and access their cryptocurrency while meeting compliance requirements around the world. Responsibilities:

Design and build scalable, well abstracted, and robust APIs, libraries, and services to empower our API-first platform Own functionality and scalability features by taking responsibility from inception to deployment and customer integration Expose and document functionality to the UI, third-party developers, and our internal and external tooling Collaborate with cross-functional teams to define, design, and ship new features Write clean, maintainable, and efficient code Ensure the performance, quality, and responsiveness of applications Identify and correct bottlenecks and fix bugs Continuously discover, evaluate, and implement new technologies to maximize development efficiency Participate in code reviews and contribute to a culture of continuous improvement Work closely with product managers, designers, and other engineers to understand and refine product requirements Provide mentorship to your peers in the broader engineering team through code reviews and education on best practices

Skills & Experience:  We're seeking forward-thinking engineers excited to build at the forefront of the crypto space, while proactively embracing AI to amplify their impact and output. Our team values open communication, transparency, taking ownership, and a high level of craftsmanship. We're looking for coworkers who share our vision and mission: to deliver trust in digital assets. Required

Experience and a strong interest in fintech, cryptocurrency, or blockchain technology Enthusiasm for exploring and integrating AI-powered coding assistants and tools. At least 6 years of proven experience in back-end and server-side development Great at algorithm design, problem-solving, and complexity analysis Strong experience with Node.js, TypeScript, PostgreSQL, and MongoDB Strong experience with RESTful API design Experience with microservices and service-oriented architectures Experience with event-driven architectures Experience with unit and functional testing and debugging Ability to move quickly and adjust course as needed in a fast-paced environment Bachelor’s degree in computer science, applied mathematics, or another technical discipline from a top university

Preferred

Familiarity with ledgering system concepts or their application in traditional FinTech or banking environments. Experience developing consumer-facing crypto products Proven experience building public-facing APIs in a production environment Ability to work full-stack and familiarity with React Familiarity with any of the following: digital wallets, DeFi protocols, smart contracts, token standards.

Why Join BitGo? Disrupting an industry takes vision, innovation, passion, technical chops, drive to deliver, collaboration, and execution. Join a team of great people who strive for excellence and personify our corporate values of ownership, craftsmanship, and open communication. We are looking for new colleagues who bring innovative ways of thinking and problem solving, and who want risks to be part of the team that changes the world’s financial markets. Pay Transparency Notice: Depending upon your leveling and location, the compensation for this role averages between $180,000 - $210,000 USD base salary. Equity, an annual performance bonus and the benefits outlined below are also a part of this role's package.  Here are some of the benefits* of working at BitGo:

Competitive base salary, bonus and stock options 100% company paid health insurance for employee, partner and dependents Up to 4% 401k company match Paid parental leave, Paid vacation Free custom lunches, dinners and snacks  Computer equipment and workplace furniture to suit your needs Great colleagues and inspiring startup environment

*Benefits may vary based on location  Cryptocurrencies are the most disruptive change the financial services industry has seen in years. Join us and you’ll be able to look back and say you were part of the team that transformed investing.

Apply Now:

Apply Now:

About us Public is the long-term investing platform. Investors use AI and a vast variety of asset classes, from stocks and bonds to crypto and options, to build portfolios for the long haul. Launched in 2019, Public is trusted with billions in assets from investors. Headquartered in New York City, it’s raised over $400M from investors like Accel and Tiger Global. What you’ll do We're looking for a Developer API Evangelist to champion our trading API and support the growing developer community building on top of it. You’ll serve as a technical liaison between external developers, internal engineering, and product teams—driving adoption, gathering actionable feedback, and amplifying the platform’s value. This is a hybrid role combining technical depth, community engagement, and product advocacy. The ideal candidate is hands-on, technically fluent, and passionate about developer experience.

Provide first-line technical support to developers integrating with our RESTful trading API

Actively engage in developer forums, Reddit/Discord communities, and relevant communities to promote the API, answer questions, and gather feedback

Triage developer issues, integration challenges, and bug reports—escalating appropriately to Product and EngineeringCollaborate with Product and Engineering to shape and prioritize the API roadmap based on developer needs

Create and maintain technical content including tutorials, reference implementations, and API documentation

Represent the company at developer events, webinars, and hackathons

Continuously monitor and improve developer onboarding flows and integration experiences, identifying friction points and opportunities for improvement

What we’re looking for

5+ years of professional experience in technical support, developer advocacy, or API integration roles—ideally in a startup or high-growth environment Strong proficiency with RESTful APIs and JSON Programming experience in Python or TypeScript (both preferred) Familiarity with authentication mechanisms (e.g., OAuth2, API keys), error handling patterns, and asynchronous API concepts (e.g., WebSockets, eventual consistency) Excellent written and verbal communication skills, with the ability to clearly articulate technical concepts to varied audiences A developer-first mindset with empathy for external users and a focus on usability and quality documentation Ability to context-switch effectively and manage multiple threads of work across community, support, and product teams Flexibility and capacity to switch contexts as business needs evolve

Bonus points

Experience in financial services or fintech Experience working in globally distributed teams across multiple time zones

  Public is an equal employment opportunity employer to all employees and applicants for employment and prohibits discrimination and harassment of any type.  We celebrate people of all race, color, religion, age, sex, national origin, disability status, genetics, veteran status, sexual orientation, gender identity, or expression.

Apply Now:

About Us

Re7 Capital is a London-based cryptoasset investment firm, leveraging our deep crypto network and proprietary data infrastructure to drive investment decisions across various DeFi and alpha strategies. Through Re7 Labs, we also collaborate with leading projects and blockchains to design DeFi ecosystems, provide on-chain risk curation, and deliver vault management services.

Our team combines expertise in investment management, data science, and crypto. To support our continued growth, we are seeking a motivated Full Stack Web Developer to join our engineering team. Reporting directly to the Head of Technology, you will take full ownership of our dApps, used to interact with our vault smart contracts.

Responsibilities

• Develop and maintain responsive, user-friendly front-end interfaces using React, Next.js, Vue or similar frameworks.
• Integrate EVM and non-EVM smart contracts using libraries like Ethers.js, Web3.js, Viem, Starknet.js and wallet connectors such as ConnectKit and wagmi.
• Support wallet integrations including MetaMask, Argent X, and Braavos.
• Design and implement scalable back-end services and APIs using Node.js, Express, and related technologies.
• Collaborate with blockchain engineers to interact with smart contracts and on-chain data.
• Implement best practices for security, including wallet connectivity, transaction handling, and protection of user data.
• Deploy and maintain applications on AWS (EC2, Elastic Beanstalk, S3, CloudFront), with a focus on scalability, logging, and monitoring.
• Set up and manage CI/CD pipelines using GitHub Actions or similar tools to automate testing and deployment workflows.
• Deploy applications to decentralized hosting environments (e.g., IPFS, Fleek) as well as cloud-based infrastructure.
• Ensure performance optimization through CloudFront caching, invalidation strategies, and SSL/TLS management.
• Contribute to Whisk infrastructure and security, ensuring resilient and secure production deployments.
• Work closely with designers, PMs, and cross-functional teams to define and deliver new DeFi features and enhancements.
• Implement and maintain interactive UI elements and animations using modern HTML/CSS (including transitions, keyframes, and responsive styling) within PHP-based web applications.

Requirements

• Proficiency in JavaScript/TypeScript and PHP.
• 5+ years of experience in web development, including 3+ years in dApp development.
• Hands-on experience integrating and interacting with both EVM and Non-EVM smart contracts.
• Familiarity with ConnectKit, wagmi, and Viem libraries for modern wallet connection flows.
• Experience deploying web applications on AWS using services like Elastic Beanstalk, EC2, and S3, with understanding of environment config, auto-scaling, and CloudWatch logging.
• Proficient in setting up CI/CD pipelines using GitHub Actions (or similar tools), including artifact packaging and automated deployment.
• Working knowledge of CloudFront, CDN behavior, cache invalidation, and AWS Certificate Manager.
• Familiarity with IAM roles, security groups, VPC setup, and cloud infrastructure security best practices.
• Experience with front-end frameworks (React, Next.js, Vue, etc.)
• Comfortable working in Linux environments and using Git for version control.
• Understanding of DeFi concepts and major protocols (e.g., Uniswap, Aave, Curve).
• Awareness of and ability to support Whisk infrastructure and security requirements.
• Basic knowledge of HTML5, CSS3, and animation techniques (e.g., transitions, keyframes, scroll-triggered effects), with the ability to integrate them into PHP-rendered views or templating engines.

Benefits

• A dynamic, collaborative, and highly technical work environment.
• Opportunities for professional growth in a rapidly evolving industry.
• Remote-first setup with regular opportunities to meet the team in person.
• Competitive compensation package.

Application Process

Please submit the following:

• Your resume
• A cover letter explaining your interest in the role
• Your response to the following technical challenge:
• Challenge: Describe a high-level architecture and solution for a dApp that supports both EVM and non-EVM wallets (e.g., MetaMask and Braavos). Include considerations for wallet detection, abstraction, and secure transaction signing.

Serokell is a fast-growing, fully remote software development company that works on innovative solutions for complex problems. We’re packed full of adventurous, curious, and inclusive folks who want to build cutting-edge software with modern technologies like functional programming.

This position is open now with a July start. This is a project-based hire with the option to extend if it is a good match. Submit your CV and we’ll reach out promptly.

We’re seeking a middle to senior level Solidity Developer to join a team of fierce and fun Serokellers.

Hiring Process Overview: We invite candidates to the HR screening as the first step. Next, we conduct a technical interview with those whose profiles align with our requirements. Successful candidates will receive an offer.

Requirements:

• Fluency with Ethereum or another EVM-based blockchain ecosystem
• 2+ years in software development
• 1+ years experience writing, testing, and deploying Solidity contracts
• Hands-on experience with Hardhat, Foundry, Truffle, or Remix for development, testing, and debugging, including transaction submission, data retrieval, and key management
• Understanding of security issues and best practices for Ethereum and De-Fi applications
• Knowledge of popular token standards such as ERC-20, ERC-721, and ERC-1155
• Experience developing and integrating decentralized applications, both backend and frontend
• Basic understanding of cryptography primitives: public/private keys, signing, encryption, hashing
• Knowledge of fundamental algorithms and data structures like hash tables, binary search trees, DFS, quicksort
• Strong coding practices, including clean code structure, use of git, pull requests, and code review
• Fluent English, strong communication and collaboration skills
• Comfortable with daily stand-ups and asynchronous updates
• Self-driven, proactive, teamwork-oriented, curious and inclusive mindset
• Full-time commitment, around 140–160 hours per month
• Comfortable overlapping with team time zones from UTC 0 to UTC -8

It will be a significant plus if you have:

• Knowledge of TypeScript, Haskell, Rust, or OCaml
• Experience conducting security audits and identifying vulnerabilities
• Understanding of computer networks, HTTP, TCP/IP stack, and data synchronization models used in modern service APIs
• Familiarity with build/deploy automation tools and CI/CD systems such as Docker, Nix, Kubernetes

Responsibilities:

• Create and implement secure and efficient Solidity contracts, ensuring scalability, reliability, and maintainability
• Integrate contracts with EVM blockchain networks, often involving backend or frontend work
• Review and audit code
• Develop and execute unit tests, integration tests, and end-to-end tests
• Write detailed documentation for code, including design specs, user guides, and API documentation
• Stay updated on the latest developments in Solidity, Ethereum, and EVM-related technologies, cryptographic methods, and relevant programming languages
• Optimize code performance and gas efficiency
• Implement and enforce security best practices to protect contracts from common vulnerabilities
• Provide ongoing support and maintenance for deployed applications, addressing user-reported issues and bugs

We offer:

• Competitive salary.
• Engaging international projects.
• Participation in leading global conferences.
• International and multicultural teams.
• Fully remote work with flexible hours.
• Ability to take time off as needed.
• Investment in career and professional growth, with potential for wage increases.
• Mentoring and training programs.
• Opportunity to contribute to a leading functional programming blog.
• Therapy sessions for well-being support.

By joining Serokell, you’ll become part of a warm community of ingenious engineers, computer scientists, designers, marketing experts, and other inventive minds. You’ll work on ambitious projects building the next generation of computer software, explore creative initiatives unhindered by bureaucracy, and enjoy our vibrant Slack channels—ranging from #music to #philosophyandtears (did we mention the massive custom emoji set?).

• Build cutting-edge infrastructure and tools that empower AI-driven developer workflows.
• Create and deploy autonomous AI agents that integrate effortlessly with essential dev tools like GitHub, Slack, Linear, and Figma.
• Collaborate across engineering, product, and design to ship AI products that 10x productivity and redefine developer experiences.
• Prototype swiftly, iterate rapidly, and optimize for real-world performance, scalability, and user delight.
• Package and deliver robust AI solutions through user-friendly SDKs, APIs, and intuitive interfaces.

• Proficiency in Python, Go, or TypeScript/Node.
• Experience orchestrating AI agents and automating workflows.
• Familiarity with observability tools for AI/ML systems.
• Practical experience with Terraform, Kubernetes, and CI/CD processes.
• A knack for rapid prototyping and shipping robust, production-ready code.

• Shipped agentic workflows or built LLM-powered systems (Claude Code, LangChain, etc.)
• Contributed to open-source AI or agent frameworks.
• Integrated AI technologies into popular dev and collaboration tools.
• Startup or zero-to-one product experience.
• Deep understanding of reasoning, planning, and memory architectures in autonomous agents.

Job #: GPBE05US

*Answers to crypto-related questions may be used to evaluate your onchain experience

#LI-Remote

Apply Now:

Apply Now:

Company Name: tastytrade Role: Software Engineer  Location: Chicago, IL - Hybrid (3 days/week in office) As a Software Engineer, you'll help by modifying existing systems, taking on ownership of current systems as well as green field projects, and troubleshooting issues as they arise. Our engineers work with a variety of tools including Java, JavaScript, and Ruby. You'll work on front-end systems in an effort to expand and improve our product suite.   What you'll do: 

Work on tastytrade's front-end trading client applications using Svelte, though experience with other modern front-end JavaScript frameworks is valuable  Contribute to the Java-based core front-end trading logic library; prior Java experience beneficial but not required  Transform business requirements and technical direction into production-quality code  Collaborate with UX and Product teams to improve customer workflows and overall user experience  Deliver concise, constructive peer reviews covering codecraft, implementation quality, and business domain correctness for junior engineers  Write comprehensive tests for your code  Support application development with necessary infrastructure work, coordinating with the infrastructure team as needed 

Who you are: 

The ability to learn quickly in areas in which you don't already have deep expertise  Experience in modern web development (JavaScript / Typescript, HTML, and CSS) and the ability/willingness to deploy and manage production applications  The ability to jump into a brand-new framework or language and quickly become productive in it  Confident in ability to write tests and quickly deliver stable and performant software  2+ years of professional experience working as a software engineer on a team  A keen eye for user experience and design 

Team Perks:  

Performance Bonuses     Stock Purchase Options   Medical/Dental/Vision Benefits   Annual educational / conference stipend   Sustainable workday with minimal on-call responsibilities   401k Plan     20 Paid Vacation Days (plus an additional paid vacation day the month of your birthday!)     10 Paid Sick Days     Gym Membership Reimbursement     Commuter Benefits     Pet Insurance     Wellness & Mental Health Programs     Charitable Donation Matching     Two Paid Volunteer Days Off     Daily catered lunch when in the office     Full kitchen with snacks and beverages     In-building gym     Shuttle to/from Metra     Office located in the West Loop - Chicago's growing center of tech, great cuisine, and high-end bars   

Salary Range: $124,928-$145,408The actual salary offered will be based on the candidate's level of experience and qualifications   About Us:   The tasty house of brands empowers individual traders differently. tastylive, founded in 2011, is an online financial media network, tastytrade (previously known as tastyworks) is a self-directed retail brokerage firm that launched in 2017, tasty Software Solutions and tastyfx, is a registered Forex broker-dealer. In 2021, London-based IG Group acquired tastylive, Inc. (previously known as tastytrade) and assigned it to lead business in North America. tastyfx is the fastest-growing forex broker in the US over the past few years. Changing the IG US name to tastyfx marks the next chapter, in aligning with the tasty brand family and offering a more forex-focused experience. This combined team has years of experience like institutional brokers, but also a passion for disrupting the entire trading industry.   Our dream is simple: we want more people to find more success with a better trading experience. That’s why we’re investing heavily in the right people, technology, and media to make that happen in the US and across the globe.   Location: Our office is in the West Loop - Chicago's growing center of tech, great cuisine, and high-end bars.   tastytrade | tastylive | tastyfx | tastycrypto  1330 W Fulton Market, Chicago, IL 60607   *Don't meet every single requirement? Studies have shown that women and people of color are less likely to apply to jobs unless they have every single qualification. Our team is dedicated to building a diverse, inclusive, and authentic workplace, so if you’re excited about this role but your experience doesn't align perfectly, we encourage you to apply anyway. You may be just the right candidate for this or other roles!  

Apply Now:

BitGo is the leading infrastructure provider of digital asset solutions, delivering custody, wallets, staking, trading, financing, and settlement services from regulated cold storage. Since our founding in 2013, we have focused on enabling our clients to securely navigate the digital asset space. With a global presence and multiple Trust companies, BitGo serves thousands of institutions, including many of the industry's top brands, exchanges, and platforms, and millions of retail investors worldwide. As the operational backbone of the digital economy, BitGo handles a significant portion of Bitcoin network transactions and is the largest independent digital asset custodian, and staking provider, in the world. For more information, visit www.bitgo.com.This role will require being full-time onsite at our New York City office to support collaborative team dynamics and innovative problem-solving. BitGo is looking for a Mobile Software Engineer with a strong background in React Native to join our team and help us build cross-platform mobile applications that enhance the BitGo experience for our customers. Responsibilities:

Design and build advanced applications for the iOS and Android platforms using React Native. Collaborate with cross-functional teams to define, design, and ship new features. Write clean, maintainable, and efficient code. Ensure the performance, quality, and responsiveness of applications. Identify and correct bottlenecks and fix bugs. Continuously discover, evaluate, and implement new technologies to maximize development efficiency. Participate in code reviews and contribute to a culture of continuous improvement. Work closely with product managers, designers, and other engineers to understand and refine product requirements. Provide mentorship to your peers in the broader engineering team through code reviews and education on best practices

Skills & Experience:  We are looking for teammates who share and practice our values: open communication, transparency, taking ownership, and a high level of craftsmanship. We are looking for coworkers who share our vision and mission: deliver trust in digital assets.  Required:

4+ years of proven experience in mobile application development using React Native Strong knowledge of JavaScript and related technologies (ES6, TypeScript) Solid understanding of the full mobile development life cycle Knowledge of UI/UX standards and mobile design principles Experience with SQL databases like MySQL or Postgres Confident with RESTful API design Great with unit and functional testing and debugging Experience in Git/GitHub and branching methodologies, code review tools, CI tools, etc. Bachelor’s degree in computer science, applied mathematics, or another technical discipline from a top university Understanding of and strong interest in cryptocurrencies and blockchain Great at algorithm design, problem solving, and complexity analysis Ability to work independently in a fast-paced environment

Preferred:

Experience with native mobile development (iOS/Android) is a plus Understanding of and experience working in the financial industry Familiarity with any of the following: digital wallets, clearing and settlement, lending, trading, accounting systems, etc

Why Join BitGo? Disrupting an industry takes vision, innovation, passion, technical chops, drive to deliver, collaboration, and execution. Join a team of great people who strive for excellence and personify our corporate values of ownership, craftsmanship, and open communication. We are looking for new colleagues who bring innovative ways of thinking and problem solving, and who want risks to be part of the team that changes the world’s financial markets. Pay Transparency Notice: Depending upon your leveling and location, the compensation for this role averages between $150,000 - $180,000 USD base salary. Equity, an annual performance bonus and the benefits outlined below are also a part of this role's package.  Here are some of the benefits* of working at BitGo:

Competitive base salary, bonus and stock options 100% company paid health insurance for employee, partner and dependents Up to 4% 401k company match Paid parental leave, Paid vacation Free custom lunches, dinners and snacks  Computer equipment and workplace furniture to suit your needs Great colleagues and inspiring startup environment

*Benefits may vary based on location  Cryptocurrencies are the most disruptive change the financial services industry has seen in years. Join us and you’ll be able to look back and say you were part of the team that transformed investing.

Apply Now:

BitGo is the leading infrastructure provider of digital asset solutions, delivering custody, wallets, staking, trading, financing, and settlement services from regulated cold storage. Since our founding in 2013, we have focused on enabling our clients to securely navigate the digital asset space. With a global presence and multiple Trust companies, BitGo serves thousands of institutions, including many of the industry's top brands, exchanges, and platforms, and millions of retail investors worldwide. As the operational backbone of the digital economy, BitGo handles a significant portion of Bitcoin network transactions and is the largest independent digital asset custodian, and staking provider, in the world. For more information, visit www.bitgo.com.This role will require being full-time onsite at our New York City office to support collaborative team dynamics and innovative problem-solving. BitGo is looking for a Senior Software Engineer to join our Growth Vertical and help us build an API-first platform for businesses and developers to launch crypto products. Responsibilities:

Design and build scalable, well abstracted, and robust APIs, libraries, and services to empower our API-first platform Own functionality and scalability features by taking responsibility from inception to deployment and customer integration Expose and document functionality to the UI, third-party developers, and our internal and external tooling Collaborate with cross-functional teams to define, design, and ship new features Write clean, maintainable, and efficient code Ensure the performance, quality, and responsiveness of applications Identify and correct bottlenecks and fix bugs Continuously discover, evaluate, and implement new technologies to maximize development efficiency Participate in code reviews and contribute to a culture of continuous improvement Work closely with product managers, designers, and other engineers to understand and refine product requirements Provide mentorship to your peers in the broader engineering team through code reviews and education on best practices

Skills & Experience:  We are looking for teammates who share and practice our values: open communication, transparency, taking ownership, and a high level of craftsmanship. We are looking for coworkers who share our vision and mission: deliver trust in digital assets.  Required

At least 6 years of proven experience of back-end and server-side development Great at algorithm design, problem solving, and complexity analysis Strong experience with of TypeScript, Node.js and Express Strong experience with Node.js, TypeScript, PostgreSQL and MongoDB Strong experience with RESTful API design Experience with microservices and service-oriented architectures Experience with unit and functional testing and debugging Experience in Git/GitHub and branching methodologies, code review tools, CI tools, etc. Ability to move quickly and adjust course as needed in a fast-paced environment Bachelor’s degree in computer science, applied mathematics, or another technical discipline from a top university Understanding of and strong interest in cryptocurrencies and blockchain

Preferred

Experience developing consumer-facing crypto products Proven experience building public-facing APIs in a production environment Ability to work full-stack and familiarity with React  Experience working with clients and/or business partners Familiarity with any of the following: digital wallets, clearing and settlement, lending, trading, accounting systems, etc

Why Join BitGo? Disrupting an industry takes vision, innovation, passion, technical chops, drive to deliver, collaboration, and execution. Join a team of great people who strive for excellence and personify our corporate values of ownership, craftsmanship, and open communication. We are looking for new colleagues who bring innovative ways of thinking and problem solving, and who want risks to be part of the team that changes the world’s financial markets. Pay Transparency Notice: Depending upon your leveling and location, the compensation for this role averages between $165,000 - $210,000 USD base salary. Equity, an annual performance bonus and the benefits outlined below are also a part of this role's package.  Here are some of the benefits* of working at BitGo:

Competitive base salary, bonus and stock options 100% company paid health insurance for employee, partner and dependents Up to 4% 401k company match Paid parental leave, Paid vacation Free custom lunches, dinners and snacks  Computer equipment and workplace furniture to suit your needs Great colleagues and inspiring startup environment

*Benefits may vary based on location  Cryptocurrencies are the most disruptive change the financial services industry has seen in years. Join us and you’ll be able to look back and say you were part of the team that transformed investing.

Apply Now:

Flow Traders is looking for experienced C++ Software Engineers to join our growing Digital Assets Development team in Hong Kong. The ideal candidate is curious, methodical and a multitasker. This is a unique opportunity to join a leading proprietary trading firm with an entrepreneurial and innovative culture at the heart of its business. We value quick-witted, creative minds and challenge them to make full use of their capacities.  In this role, you will develop low-latency systems for trading various asset classes across global venues. Working closely with product owners, Traders, and Quantitative Researchers, you will design and optimize trading strategies. You will also focus on platform support, latency reduction, fault tolerance, and memory optimization, ensuring high throughput. Your role includes deployment, post-deployment support, and collaboration with operations and trading teams to maintain infrastructure stability, performance, and availability, while also addressing production issues and enhancing monitoring. Some of the technologies we use in the development process:

C++ (Standard in use: C++17. Migrating to C++20) Compilers: gcc 10 / clang 17 Python, Rust and Typescript  Build system: CMake Version control: Git Testing frameworks: Google Test, Pytest, and Nosetest Version control/code review system: Bitbucket Operating system: Debian Linux Continuous integration system: Bamboo Deployment automation: Ansible

What you will do:

Lead the development and global rollout of our Core platform used in multiple business/focus groups (Market data, Quantitative research, Pricing, Strategies) Be involved in the development process, which will be a fast-paced iterative process where you deploy your deliverables and validate them yourself and/or together with traders or quants Develop tools/frameworks to deliver capabilities for tuning/develop data-driven systematic pricing and trading strategies Work together with focus group engineers, Quants and Technical traders to refine requirements, collect feedback, and iterate on design and implementation of platform requirements

Exchange Connectivity:

Write software that communicates with crypto exchanges through their APIs, receiving market data and sending orders over the network in different protocols, such as FIX, Websocket or HTTP requests Ensure quality of software based on a set of testing suites, which you are expected to use, maintain and extend Optimize exchange communication through kernel bypass, optimizing TLS or the connection handling to an exchange Research exchange behavior in detail to align our behavior to that of an exchange Implement these solutions using the provided exchange SDKs in different languages such as C++, Rust, Python, Typescript

Trading Strategies:

Implement trading algorithms based on requirements provided by traders and quants Acquire and develop the necessary trading knowledge to successfully translate the requirements into actual software implementation Continuously improve the stability, reliability, and performance of the trading engine Enhance monitoring and observability in collaboration with the Trading Operations team Investigate and resolve production issues such as crashes, unexpected business logic behavior, and performance bottlenecks Prepare for releases and deployments of new trading engine versions

What you need to succeed:

5+ years of experience with C++  Good knowledge of data structures and algorithms Cryptocurrency/Blockchain familiarity highly preferable Understanding of full software development life cycle Ability to write clean and simple code Relevant experience with unit and regression testing Knowledgeable about computer architecture and memory subsystem Experience with some Linux distribution Good interpersonal and team playing skills Ability to communicate with stakeholders with different backgrounds

Flow Traders does not accept unsolicited resumes from any professional staffing or search firms. All resumes, and any other information identifying potential candidates, submitted to any employee at Flow Traders via email, the Internet or directly without a valid and signed search agreement will be deemed free to contact by Flow Traders without any restrictions and no placement fee of any kind will be paid in the event the candidate is hired by Flow Traders.  

Apply Now:

About the Team:

Developer Experience (DevX) is responsible for making sure all engineers at Coinbase build high-quality products while being productive and engaged. We do this by providing infrastructure, libraries, frameworks, and tooling to make it easier and faster to build high quality applications.Within Developer Experience, we organize into “pods” that focus on different specializations. The “UI Systems” guild builds a state-of-the-art design system and tooling to guide engineers towards building high quality, consistent, delightful, and accessible UIs for both web and mobile.

The team builds UI components for mobile and web in TypeScript and based on React and React Native. We use Linaria for styling, Percy for visual regression testing, Storybook for developing and testing components in isolation, Docusaurus for our documentation, etc. We integrate heavily with Figma to make the designer/developer collaboration smoother.

What we look for in you:

• You have at least 2+ years of experience in developing web apps and shipping user-facing features with JavaScript and modern, component-based JS frameworks like React.
• You've developed and shipped user-facing features using component-based UI frameworks.
• You’re familiar with current trends and best practices in front-end architecture, including performance, security and usability.
• You’re familiar with product and design lifecycles, and collaborating closely with designers, engineers, and product managers.
• You write high quality, well tested code to meet the needs of your customers.

Nice to haves:

• Experience in AI, Codegen, ML, Figma, Design System
• You've worked on front-end teams in the finance or security space.
• You have at least 1 year of experience in developing React Native mobile apps or helped move existing native apps to React Native.

Job #: P59723

Job #: GPFE04US

#LI-Remote

Apply Now:

About Us

Re7 Capital is a London-based cryptoasset investment firm, leveraging our deep crypto network and proprietary data infrastructure to drive investment decisions across various DeFi and alpha strategies. Through Re7 Labs, we also collaborate with leading projects and blockchains to design DeFi ecosystems, provide on-chain risk curation, and deliver vault management services.

Our team combines expertise in investment management, data science, and crypto. To support our continued growth, we are seeking a motivated Full Stack Web Developer to join our engineering team. Reporting directly to the Head of Technology, you will take full ownership of our dApps, used to interact with our vault smart contracts.

Responsibilities

• Develop and maintain responsive, user-friendly front-end interfaces using React,Next.js, Vue or similar frameworks.
• Integrate EVM and non-EVM smart contracts using libraries like Ethers.js, Web3.js, Viem, Starknet.js and wallet connectors such as ConnectKit and wagmi.
• Support wallet integrations including MetaMask, Argent X, and Braavos.
• Design and implement scalable back-end services and APIs using Node.js, Express, and related technologies.
• Collaborate with blockchain engineers to interact with smart contracts and on-chain data.
• Implement best practices for security, including wallet connectivity, transaction handling, and protection of user data.
• Deploy and maintain applications on AWS (EC2, Elastic Beanstalk, S3, CloudFront), with a focus on scalability, logging, and monitoring.
• Set up and manage CI/CD pipelines using GitHub Actions or similar tools to automate testing and deployment workflows.
• Deploy applications to decentralized hosting environments (e.g., IPFS, Fleek) as well as cloud-based infrastructure.
• Ensure performance optimization through CloudFront caching, invalidation strategies, and SSL/TLS management.
• Contribute to Whisk infrastructure and security, ensuring resilient and secure production deployments.
• Work closely with designers, PMs, and cross-functional teams to define and deliver new DeFi features and enhancements.
• Implement and maintain interactive UI elements and animations using modern HTML/CSS (including transitions, keyframes, and responsive styling) within PHP-based web applications.

• Proficiency in JavaScript/TypeScript and PHP.
• 5+ years of experience in web development, including 3+ years in dApp development.
• Hands-on experience integrating and interacting with both EVM and Non-EVM smart contracts.
• Familiarity with ConnectKit, wagmi, and Viem libraries for modern wallet connection flows.
• Experience deploying web applications on AWS using services like Elastic Beanstalk, EC2, and S3, with understanding of environment config, auto-scaling, and CloudWatch logging.
• Proficient in setting up CI/CD pipelines using GitHub Actions (or similar tools), including artifact packaging and automated deployment.
• Working knowledge of CloudFront, CDN behavior, cache invalidation, and AWS Certificate Manager.
• Familiarity with IAM roles, security groups, VPC setup, and cloud infrastructure security best practices.
• Experience with front-end frameworks (React, Next.js, Vue, etc.)
• Comfortable working in Linux environments and using Git for version control.
• Understanding of DeFi concepts and major protocols (e.g., Uniswap, Aave, Curve).
• Awareness of and ability to support Whisk infrastructure and security requirements.
• Basic knowledge of HTML5, CSS3, and animation techniques (e.g., transitions, keyframes, scroll-triggered effects), with the ability to integrate them into PHP-rendered views or templating engines.

• A dynamic, collaborative, and highly technical work environment.
• Opportunities for professional growth in a rapidly evolving industry.
• Remote-first setup with regular opportunities to meet the team in person.
• Competitive compensation package.

ApplicationProcess

• Your resume
• A cover letter explaining your interest in the role
• Your response to the following technical challenge:

Challenge:

Apply Now: