London Stock Exchange GroupLondon Stock Exchange: LSEG: Provides financial market infrastructure and global data analytics services.
Strong JavaScript, TypeScript, HTML skills; cloud experience (Azure or AWS preferred); modern Agile and DevOps exposure; strong problem investigation and communication skills.
Boston or Salt Lake City or San Francisco or New York City
RemoteFull Time
Databento: Provides a pay-as-you-go financial market data platform.
5+ YOEMid/senior engineer experienced with TypeScript/JavaScript, building/maintaining JS client libraries, React/Redux front-ends, native integrations (N-API/node-addon-api/Wasm), and backend work in Python or Rust.
T-MobileNASDAQ: TMUS: Provides wireless voice, data, and mobile internet services.
2+ YOE2+ years web development with JavaScript/TypeScript and React, bachelor's degree or equivalent, strong UI development, API integration, and collaboration skills.
dYdX: Operates a decentralized exchange for cryptocurrency perpetual contracts.
5+ YOE5+ years software engineering experience with production React Native apps, proficiency in JavaScript/TypeScript, mobile architecture, iOS/Android publishing, testing, performance optimization, and cross-functional collaboration.
Rockstar Games: Creates and publishes world-class open-world video games.
3+ YOE3+ years React (TypeScript/JavaScript); 3+ years C#; 2+ years T-SQL; 2+ years source control (Perforce preferred); knowledge of web development best practices and Agile; strong communication in international team.
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
4+ YOEBachelor’s degree; 4+ years software engineering; 1+ year cloud experience; preferred Master’s; 7+ years in React/JavaScript/Angular/Node/TypeScript; 4+ years open source; 1+ year people management; 2+ years Agile; AI tooling experience.
Gusto: Cloud-based payroll and HR software for small businesses.
8+ YOE8+ years software development experience; experience with Ruby on Rails, JavaScript/React; building AI agents; mentoring engineers; compliance-domain experience preferred.
Ruby on Rails, JavaScript, React, Claude Code, Codex
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
Hands-on Java/J2EE backend and React frontend development experience with Spring Boot, Spring MVC, Hibernate/JPA, RESTful APIs, RDBMS, and modern frontend technologies.
Java, J2EE, Spring Boot, Spring MVC, Hibernate/JPA, React, HTML5, CSS3, JavaScript, TypeScript, MySQL, PostgreSQL, Oracle, Git, Maven, Gradle, CI/CD
Blink Health: Digital platform for affordable prescription medications and pharmacy access.
7+ YOE7+ years front-end or UI engineering experience; strong proficiency in React and JavaScript; experience contributing to frontend design systems; Figma, Storybook, prototyping, accessibility and UI performance skills; strong communication.
Presidio: Global provider of cloud, cybersecurity, and digital infrastructure solutions.
1+ YOEBachelor's in CS/CE or related and 1 year programming experience. Experience with Jersey/Spring, Postgres/MySQL, NoSQL (Cassandra, Couchbase, Elasticsearch, MongoDB), AWS/Azure, JIRA, Docker, Gradle, Git, Java, JavaScript (Node/Angular/React), and Python.
Accrete AI: AI agents that automate complex decision-making through knowledge engines.
5+ YOE5+ years engineering or technical deployment experience; full‑stack proficiency; production coding and system design; experience with Python, JavaScript/TypeScript, Node.js, React; APIs, integrations, LLMs/AI; customer-facing delivery and up to 50% travel.
Dresden or Berlin or Chemnitz or New York City or London or Sydney or Tokyo or Prague or Minneapolis or Saint Paul
HybridFull Time
Staffbase: Provides an AI-powered internal communications platform for employees.
Proven staff-level engineering experience with Go and React, architecture and design knowledge, strong communication, and experience driving cross-team technical initiatives.
College Board: Provides standardized testing and resources for college and career readiness.
8+ YOE8+ years production software development with significant native desktop or platform-level experience; deep C++ and lower-level Windows expertise; familiarity with JavaScript/TypeScript, React, Node.js, Swift, GitHub, and AWS; mob programming and US work authorization required; travel 3-5x/yr.
Alabama or Arizona or California or Colorado or Connecticut or Florida or Georgia or Idaho or Illinois or Indiana or Iowa or Kansas or Louisiana or Maryland or Massachusetts or Michigan or Minnesota or Missouri or Mississippi or North Carolina or Nebraska or New Jersey or Nevada or New York or Ohio or Oklahoma or Oregon or Pennsylvania or South Carolina or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin or Wyoming
$90k-$135k/yrRemoteFull Time
Storable: Provides technology platform for storage and specialty real estate operators.
3+ YOE3+ years software engineering experience, production WordPress expertise, PHP/MySQL/modern JavaScript, experience using AI-assisted development tools, strong engineering fundamentals and communication.
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
3+ YOE3+ years software engineering experience, Bachelor\u0002s in Computer Science or Computer Engineering, Secret clearance required, experience with C#, C, C++, .NET, JavaScript; Java, React, NodeJS, Rust, and Linux preferred.
C#, C, C++, .NET, JavaScript, Java, React, NodeJS, Rust, Linux
Inspiration Commerce Group: Acquires and operates digital commerce brands in fashion and lifestyle.
Product-minded engineer experienced with JavaScript, React and Node; comfortable owning features end-to-end, using AI copilots, scoping with stakeholders and validating production outcomes.
Ruby on Rails Engineer (Consultant, Engineering & Technical Services)
Baltimore or Alabama or California or Delaware or District of Columbia or Florida or Georgia or Maryland or New Jersey or New York or North Carolina or Pennsylvania or South Carolina or Tennessee or Texas or Virginia or West Virginia
$96k-$142k/yrRemoteFull Time
Fearless: Digital services firm delivering IT solutions for government agencies.
2+ YOE2+ years Ruby on Rails full-stack experience, REST API design, JavaScript/React frontend, AWS (RDS, CloudWatch), CI/CD and Terraform, ability to obtain Public Trust clearance.
Polymarket: A decentralized platform for trading on real-world event outcomes.
Proven web performance engineering at scale, technical leadership, proficiency in JavaScript/TypeScript, deep understanding of rendering, caching, CDN strategy, observability, and measurement-driven performance optimization.
JavaScript, TypeScript, Next.js, React, V8, Core Web Vitals
New York City or Washington or Austin or San Francisco
$195k-$235k/yrOnsiteFull Time
Method Financial: Connects financial accounts and processes debt payments via API.
5+ YOE5+ years software engineering experience; expert knowledge of JavaScript, Python or Java; experience with Node and React; building scalable production systems; strong communication and debugging skills.