2w
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Front End Development Engineer, Automation Integration Technologies
Austin or Bellevue or Arlington or North Reading
$144k-$194k/yr OnsiteFull Time
2+ YOE2+ years professional front-end/web/mobile development using JavaScript, HTML, CSS; CS fundamentals; experience with Angular or React; familiarity with TypeScript/Node and AWS preferred.
JavaScript, HTML, CSS, Angular, React, TypeScript, Node, AWS
1mo
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Senior Front End Software Engineer
Boston, Massachusetts, United States
$130k-$170k/yr RemoteFull Time
6+ YOE6+ years front-end experience with Angular, TypeScript, and RxJS/observables; experience building complex, data-driven web apps, working with asynchronous/streaming data; familiarity with Firebase, WebGL, Material Design, and Google Cloud preferred.
Angular, TypeScript, RxJS, WebGL, Firebase, Google Cloud, Material Design
3w
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Frontend Engineer (Civil Aviation)
Boston, Massachusetts, United States
OnsiteFull Time
Proficiency in JavaScript/TypeScript, React, Redux, CSS; experience building map-based web applications (Mapbox/Maplibre/Google Maps); familiarity with WebGL/WebGPU/ThreeJS and WebAssembly (WASM).
React, Redux, Mapbox, TypeScript, JavaScript, CSS, Maplibre, Google Maps, WebGL, WebGPU, ThreeJS, WebAssembly (WASM)
1mo
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Senior Front End Software Engineer
Atlanta or Boston or Scottsdale or Seattle or Washington
$141k-$226k/yr OnsiteFull Time
6+ YOEBachelor's degree, 6+ years software development experience, expertise in JavaScript/TypeScript, HTML5, CSS3, Angular or React, Webpack, testing (Jest/Karma), large-scale web apps, AI-assisted development practices.
JavaScript, TypeScript, HTML5, CSS3, Angular, React, Webpack, Jest, Karma
1mo
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Senior Software Engineer (Frontend)
New York City or Boston
$185k-$215k/yr HybridFull Time
5+ YOE5+ years building production frontend software; deep fluency in TypeScript/JavaScript/CSS; strong command of React and Next.js; experience with design systems, state management, testing, and web performance; familiarity with AI/ML and LLM applications.
TypeScript, JavaScript, CSS, React, Next.js, Node.js, React Native
2w
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Member of Technical Staff – Senior Engineer, Fullstack Web Development
Cambridge, Massachusetts, United States
$180k-$240k/yr OnsiteFull Time
Proven experience building production web applications with a strong front-end focus, modern JavaScript/TypeScript frameworks, backend APIs, cloud deployments, real-time/data-driven UIs, and well-tested maintainable code.
JavaScript, TypeScript, WebSockets
2mo
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Staff Software Development Engineer, Web
Boston or San Francisco or Dallas or Salt Lake City or Seattle or Portland
$141k-$173k/yr RemoteFull Time
8+ YOEBachelor’s in CS/Software Eng; 8-10 yrs software engineering; strong front-end and full-stack skills; modern front-end frameworks; TypeScript/JavaScript; REST/GraphQL; web security; collaboration and maintainability.
Angular, React, TypeScript, JavaScript, HTML5, CSS3/SASS, REST, GraphQL, Docker, Kubernetes, AWS, GCP, Azure, MySQL, MongoDB
2mo
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Senior UI Software Engineer
Mansfield, Massachusetts, United States
$132k-$190k/yr HybridFull Time
7+ YOE7+ years front-end UI development; expert in Angular, TypeScript, Blazor, C#, HTML/CSS; building enterprise web apps; AI/LLM integration knowledge.
Angular, Blazor, TypeScript, C#, HTML/CSS, RESTful APIs, .NET, Python, AI services
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
1d
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Senior Software Engineer, Frontend
United States or Atlanta or Boston
$170k-$190k/yr RemoteFull Time
Mastery of frontend web technologies (React, TypeScript), experience with mapping libraries, fullstack Node.js context, API design (REST/GraphQL/gRPC), PostgreSQL familiarity, and frontend performance optimization.
React, TypeScript, Node.js, Mapbox, Google Maps API, REST, GraphQL, gRPC, PostgreSQL, AWS
1mo
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Developer Relations Engineer
Seattle or Boston or Costa Mesa
$132k-$198k/yr OnsiteFull Time
Experience as a developer advocate/evangelist/solutions or sales engineer; experience building web or IoT apps (front- and back-end); familiarity with API technologies (REST or gRPC); strong communication and content-creation skills; must be a U.S. Person.
Lattice SDK, Lattice OS, REST, gRPC
1mo
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Senior Software Engineer
Pittsburgh or Boston or Toronto or Montreal
HybridFull Time
Experience with C#, backend development, web front-ends (React), cloud platforms (Azure preferred, AWS considered), CI/CD/DevOps, API design, and collaboration with product and data stakeholders.
C#, React, Azure, AWS, WinForms, Citrix, CI/CD, DevOps, APIs, LLM, AI
3mo
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Senior Developer/Analyst - Information Services
Boston, Massachusetts, United States
$90k-$100k/yr OnsiteFull Time
10+ YOE10+ yrs in Python/Django and ColdFusion web development; strong front-end skills; MS SQL Server; API integration; UI/UX familiarity; team mentoring; full stack DevOps basics.
Python, Django, ColdFusion, MS SQL Server, HTML5, CSS3, JavaScript, JSON, Bootstrap, Datatables, Gulp, Yarn, NPM, Canva, Figma, Adobe XD
2w
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Senior Software Engineer
Boston, Massachusetts, United States
$150k/yr HybridFull Time
5+ YOE5+ years engineering experience; strong backend (.NET/C#) and full‑stack skills; experience with web application architecture, integrations, and modern front-end tools; strong communication and problem-solving.
React, C#, ASP.NET MVC, T-SQL, Jira, Smartsheet, Salesforce, HubSpot, QuickBooks Online, Sage Intacct, HTML, CSS, JavaScript, Typescript, Svelte, Solid