Top Javascript Jobs

The Front-End Software Engineer will design and develop software products, optimize application performance, and collaborate with team members while providing ongoing maintenance and support.

The role involves developing scalable web-based UIs and trading tools, collaborating with traders and developers to implement trading and reporting tools.

Seeking a full-stack JavaScript/React Software Engineer to develop applications for the DOD, utilizing Agile methodologies and collaboration with Data Scientists.

Build and maintain Supabase JS/TS SDKs used across runtimes. Author libraries, manage public repos, triage issues, review PRs, keep CI/release automation healthy, own type experience, support realtime/WebSocket semantics, ensure cross-runtime compatibility, write RFCs, docs, and migration guides, and improve SDKs for AI coding agents.

Lead front-end development using JavaScript frameworks and Handlebars. Provide technical oversight, code reviews, and implement responsive, mobile-first UI integrated with REST services. Deliver high-quality software using TDD (Mocha), build/test automation, and Agile/Scrum practices.

As a Senior Software Engineer at Sentry, you'll innovate in JavaScript SDKs, push coding boundaries, and engage with the open-source community, ensuring impactful developer tools.

As a Senior Software Engineer, you will develop and innovate JavaScript SDKs for various server runtimes, ensuring high-quality code and engaging with the open-source community.

Join an Agile R&D team to design and build large-scale client-side web applications. Collaborate with UX and product to create optimal web UIs, lead technical design topics, and implement front-end architecture using modern web standards and frameworks.

Develop front-end web applications using JavaScript, HTML5, and CSS in an Agile environment. Implement UIs with frameworks (Angular, React, Vue), use CSS preprocessors, version control, unit testing, and automation tools. Apply security-by-design, collaborate with teams, and solve complex problems.

Develop and maintain Java and JavaScript applications using Spring and front-end frameworks (Ember). Work on full-stack features, AWS integrations, and collaborate in a fast-paced, evolving environment. Role spans junior to senior levels; training provided. Contract-to-hire, U.S. work authorization required.

As a JavaScript Developer, you will design, implement, and maintain web applications, collaborate with cross-functional teams, innovate solutions, and ensure high performance and availability of systems.

Maintain and improve the LangChain JavaScript package, enhance documentation, assist users, and build example applications.

The role requires expertise in JavaScript and experience with .NET applications, specifically focusing on Node JS and Amber JS. It's a contract-to-hire position.

The JavaScript Developer will create and modify software applications, requiring 3-5 years of experience in JavaScript, Java, and Oracle, with knowledge of Agile methodology.

Take end-to-end ownership of high-scale backend services powering networking infrastructure. Design, implement, and operate performant, reliable, and secure Node.js services; troubleshoot complex networking issues; participate in architecture, testing, and incident response; collaborate with engineers and stakeholders to deliver scalable solutions.

Design, develop, test, and document classification‑marking and access‑control software for mission systems and M365 apps. Implement features, extend validation tools, create unit and functional tests, Dockerize applications, use AWS and GitLab CI, troubleshoot issues, conduct code reviews, and collaborate with customers and teammates throughout the software lifecycle.

Develop and extend web applications using JavaScript within a LAMP environment. Work with frameworks (Laravel, CodeIgniter, Angular), integrate RESTful APIs, build frontend with HTML5/CSS3, AJAX and JSON, and collaborate in Agile teams. Maintain and modify open-source code and ensure UI/UX considerations.

Seeking a Full Stack Java Developer with 5-10 years of experience in software development and architecture, leading engagements, and driving innovation.

The role requires developing web UIs with proficiency in JavaScript, HTML5, CSS3, and other front-end technologies, ensuring compatibility and following design best practices.

Design, build, and configure web applications to meet business and application requirements. Join the engineering team full-time onsite to implement JavaScript-based front-end features, RESTful integrations, AJAX, rich data visualizations, and mapping solutions (e.g., Google Maps). Collaborate with team members and apply visualization expertise to deliver interactive, data-driven interfaces.

Build and maintain prototype web GIS applications and visualizations using JavaScript/TypeScript and web frameworks. Prototype novel 2D/3D map experiences, collaborate with SDK teams, and apply WebGL and modern UI frameworks to explore geospatial workflows.

Develop prototype web GIS applications and visualizations using JavaScript/TypeScript, ArcGIS web technologies, and modern frameworks. Build UI components, experiment with WebGL/3D rendering, collaborate with SDK teams, and support early-stage innovation and demos.

Build and maintain prototype web GIS applications and demos using JavaScript/TypeScript and ArcGIS web tools. Design interactive 2D/3D cartographic visualizations, reusable UI components with modern frameworks, collaborate with SDK teams, and experiment with WebGL and real-time browser visualization to explore novel geospatial experiences.

Develop and maintain prototype web GIS applications using JavaScript/TypeScript and ArcGIS Maps SDK, build interactive 2D/3D cartographic visualizations with modern frameworks, experiment with WebGL and real-time browser rendering, collaborate with SDK teams, and support CI/CD and code management.

Build and prototype web-based GIS applications and interactive cartographic visualizations using JavaScript/TypeScript and modern web frameworks. Collaborate with SDK teams, experiment with WebGL and real-time browser visualizations, and contribute to developer experience, APIs, and documentation.