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Software Engineer (TypeScript/JavaScript)
Boston or Salt Lake City or San Francisco or New York City
RemoteFull Time
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.
TypeScript, JavaScript, N-API, node-addon-api, Wasm, React, Redux, Vite, Web Workers, WebSockets, Python, Rust, REST API, Storybook, Figma, CI/CD, npm
1w
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Senior Backend Software Engineer - Node.js/TypeScript
New York or California or Massachusetts or Texas or New Jersey or United States
$120k-$150k/yr RemoteFull Time
7+ YOE7+ years backend engineering experience with Node.js/TypeScript, production services, regulated/compliance environments, relational data modeling, Docker, and microservices patterns.
Node.js, TypeScript, Docker, NestJS, Express, Fastify, Azure, Kubernetes, AKS, Temporal
1w
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Front-End Software Engineer (React/Typescript)
Boston or New York City
HybridFull Time
8+ YOE8+ years front-end experience with React and Typescript, experience building data-rich apps, GraphQL familiarity, strong product/UX focus, and debugging/performance skills.
React, Typescript, GraphQL
3mo
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Principal Software Engineer - Frontend, Developer Experience
San Francisco or Phoenix or Denver or Austin or Jacksonville or Bridgeport or Boston or New York City or Atlanta
RemoteFull Time
5+ YOEDevelop frontend UIs with TypeScript/React; collaborate with product/design; contribute to architecture and testing; mentor colleagues.
TypeScript, React, GraphQL, Node.js
1mo
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Quality Assurance Automation Lead
Massachusetts or United States
$131k-$154k/yr RemoteFull Time
BS/MS in CS or related field, deep expertise in TypeScript and Python, Playwright (TypeScript), API testing (REST/GraphQL), CI/CD (GitHub Actions), Git/Jira/Qase, SQL/NoSQL, cloud (Azure), containers (Docker/Kubernetes), and experience leading automation and mentoring teams.
TypeScript, Python, Node.js, Playwright, REST, GraphQL, GitHub Actions, Git, Jira, Qase, SQL, NoSQL, Azure, Docker, Kubernetes, Large Language Models (LLMs)
2mo
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Software Development Engineer in Test
Boston, Massachusetts, United States
$95k-$105k/yr HybridFull Time
SDET with programming experience in JavaScript/TypeScript, Python, C#, or Go; understanding of core testing concepts; strong communication.
JavaScript, TypeScript, Python, C#, Go, Cypress, Playwright, Jest, Postman, Docker, AWS, GitHub Actions, Jenkins, Grafana, SQL, Slack, PagerDuty, AWS Lambda
3mo
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Software Engineer II
Denver or Lexington or Waltham
$78k-$120k/yr HybridFull Time
4+ YOE4+ years frontend development with React/TypeScript; AWS experience; marketplace product exposure; strong leadership and communication.
React, TypeScript, AWS
2mo
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Manager I, Engineering - Data Visualization Explorations
Boston or New York
$187k-$240k/yr HybridFull Time
2+ Mgmt2+ years people management in software, strong TypeScript/JavaScript, React, excellent communication, customer-focused, ownership mindset
TypeScript, JavaScript, React
3mo
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Senior Software Engineer (Frontend, Growth)
Boston, Massachusetts, United States
$150k-$215k/yr OnsiteFull Time
5+ YOE5+ years frontend experience with TypeScript/React; Next.js; web performance; Stripe; APIs; mentorship; on-call; async collaboration.
TypeScript, React, Next.js, Cloudflare Workers, Stripe, CommerceTools, Datadog, Sentry, Amplitude
1mo
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Staff Software Engineer - Fern
New York City or San Francisco or Boston or Austin or Tokyo or London or Bengaluru
$250k-$310k/yr OnsiteFull Time
8+ YOE8+ years professional software engineering experience; strong system design, scalability, and communication skills; experience with TypeScript is a plus.
Vercel, AWS, Turbopuffer, TypeScript, Next.js
2mo
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Senior Software Engineer, Growth
San Francisco or Boston or New York or Denver
HybridContract
4+ YOE4+ years of production software experience; experience with Python, TypeScript, Postgres; experience with AI coding agents/tools; strong communication.
Python, Typescript, Postgres
1w
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Staff Front End Engineer
Boston or Las Vegas or Pittsburgh or United States
$172k-$229k/yr HybridFull Time
Experienced frontend engineer with strong proficiency in React, TypeScript, and Vue; expertise in frontend architecture, UX, cross-team collaboration, and mentoring.
React, TypeScript, Vue, Node, Python
1w
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Senior Full Stack Engineer
Somerville, Massachusetts, United States
$120k-$165k/yr OnsiteFull Time
5+ YOEBachelor's or equivalent,5+ years engineering experience,proficiency in JavaScript/TypeScript and React,Python or Go preferred,experience with SQL/ORMs.
JavaScript, TypeScript, React, Python, Go, SQL, ORMs
2mo
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Principal Software Engineer
Bethesda or Waltham
$164k-$257k/yr HybridFull Time
8+ YOE8+ years software engineering; production-grade APIs; GraphQL; Node.js; TypeScript; Go; OAuth2/JWT; security; scalable SaaS APIs.
GraphQL, Node.js, TypeScript, Go, Jenkins, ArgoCD, Datadog, OAuth 2.0, JWT
2mo
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Senior Software Engineer (Product)
Boston, Massachusetts, United States
HybridFull Time
5+ YOE5+ years backend or full-stack experience; AWS; TypeScript/Node.js; Python; AI tools; security domain knowledge; Bachelor’s degree.
TypeScript, Node.js, Python, AWS, AI-coding-tools
2mo
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Principle Software Engineer, AI Observability & Evals Platform
Boston or San Francisco or New York City
$230k-$270k/yr OnsiteFull Time
10+ YOE10+ years backend or full-stack engineering; strong Python/Go; TypeScript/React; architectural decisions; reliable, scalable systems; mentoring.
Python, Go, TypeScript, React
3mo
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Distinguished Engineer - Software Engineering
McLean or New York or Cambridge
$269k-$307k/yr OnsiteFull Time
7+ YOEBachelor’s degree; 7+ years software engineering; cloud experience; AI/ML; Java/Python/Go/TypeScript; strong architecture and leadership.
Java, Python, Go, JavaScript, TypeScript, AWS, Azure, Google Cloud, ML frameworks
2mo
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Senior Software Engineer
Boston, Massachusetts, United States
OnsiteFull Time
3+ YOE3-6 years software engineering; React, TypeScript, Python; experience with LLMs and agentic workflows; product-minded; shipping production systems.
React, TypeScript, Python, LLMs, APIs, CI/CD
2mo
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Senior Front End Software Developer (AI, React, JavaScript) - Remote US
Waltham or United States
$130k-$158k/yr RemoteFull Time
3+ YOE3-4+ years frontend JavaScript/React experience; UI/UX, Agile; experience with React/TypeScript and AI tooling; remote-friendly, collaborative.
JavaScript, TypeScript, React, AI tools
1d
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Senior Backend Developer (Node JS)
Plano or Boston
HybridFull Time
8+ YOE8+ years backend development experience with Node.js/TypeScript, GraphQL, AWS, SQL/NoSQL databases, CI/CD, containerization, and strong communication skills.
Node.js, GraphQL, TypeScript, JavaScript, NestJS, ExpressJS, AWS Lambda, AWS AppSync, AWS CDK, PostgreSQL, MySQL, Amazon RDS, DynamoDB, MongoDB, Redis, Docker, Kubernetes, GitHub Actions, GitLab CI, Jenkins, CloudWatch, ELK, Prometheus, Grafana, OpenTelemetry, React, Java/J2EE, Spring Boot
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