Top Senior Front End Developer Jobs

Lead frontend work to design and build accessible Editor interactions: focus management, keyboard navigation, ARIA roles/states, and screen-reader debugging. Collaborate across teams to embed accessibility into architecture, review designs and PRs, identify systemic gaps, and co-design solutions with assistive-technology users.

Develop and sustain a high-performance geospatial collaboration reporting tool. Enhance and redevelop the frontend to meet Section 508 accessibility requirements, troubleshoot interfaces between applications, and implement feature improvements and maintenance for the reporting tool suite.

Develop and sustain a mission-critical reporting and geospatial collaboration frontend. Redevelop and enhance the UI for Section 508 accessibility, maintain interfaces between applications, troubleshoot issues, and support ongoing feature enhancements and testing for intelligence community reporting tools.

Design and implement responsive, accessible front-end interfaces and reusable components for a healthcare CDS widget. Integrate with backend and clinical data, present AI-generated summaries with traceability, write automated tests, and collaborate within an Agile multidisciplinary team to deliver production-ready clinician-facing applications.

Lead frontend development for web and mobile using Flutter, ensure WCAG-compliant accessible UIs, implement frontend monitoring and release management for iOS/Android, mentor engineers, architect monorepos and native bridges, and collaborate with product and design to deliver performant, inclusive user experiences.

Design, prototype, develop, and implement web and desktop user interfaces using modern web technologies. Collaborate with data engineers, analysts, and customers to build and optimize front-end applications, ensure cross-browser compatibility, and integrate with RESTful APIs and relational databases to support DoD data-driven operations.

Design and build accessible, high-performance web applications using React and TypeScript. Collaborate with UX/UI and back-end teams, write automated tests, optimize performance, follow Git workflows, mentor teammates, and meet security and accessibility requirements.

Design and build user-centric web applications using React and TypeScript. Ensure cross-browser accessibility (WCAG/508), implement testing and performance optimizations, collaborate with UX and backend teams, mentor developers, follow Git workflows and CI practices, and meet security clearance requirements.

Designs, develops, tests, deploys, and maintains enterprise front-end applications using Angular and TypeScript; integrates with RESTful APIs/Nest.js and microservices; applies automated testing (Cypress, Selenium, Jest), CI/CD (Jenkins, uDeploy), cloud deployment (AWS/Azure), monitoring (Splunk, Datadog), and Agile SDLC practices to deliver scalable, secure financial services software.

Develop and maintain responsive front-end web applications for American Airlines Tech Ops. Build pixel-perfect, cross-browser UIs using HTML/DOM, JavaScript, AJAX, CSS and JavaScript frameworks; prototype, estimate tasks, write documented code, unit test, and optimize bandwidth and performance.

Front-end Developer responsible for implementing and evolving AA.com front-end technologies. Produce HTML5/CSS3/JSP/JavaScript assets, build responsive and accessible (WCAG 2.0 AA) UI solutions, collaborate with UX, product and backend teams, document standards, and deliver production-quality code in Agile two-week sprints.

Front End Developer responsible for making AAVACATIONS.com WCAG 2.0 AA compliant. Build accessible, responsive interfaces using HTML5, CSS3 and JavaScript, collaborate with UX, product, and dev teams in Agile, produce UI assets, prototypes, and document front-end standards.

Lead design and implementation of responsive, mobile-first front-end web applications for e-commerce. Architect UI, integrate with RESTful services, optimize performance, build prototypes, and guide migration of legacy code while collaborating in Agile/Scrum teams.

Develop and maintain front-end web applications for American Airlines Tech Ops, creating responsive, cross-browser interfaces using JavaScript frameworks, AJAX, HTML/CSS, and SQL support. Lead technical solutions, prototype, estimate tasks, write documented code, and optimize bandwidth and IE compatibility.

Lead design and implementation of responsive, mobile-first front-end web applications for e-commerce. Architect UI, integrate with RESTful services, improve legacy code, guide mobile best practices, and work in Agile/Scrum with CI/CD to deliver performant cross-device experiences.

Develop XAML-based front-end components and prototypes using Expression Blend and Visual Studio. Build reusable WPF controls following MVVM and coding standards, produce production-ready XAML working with C#, create interactive high-fidelity prototypes, fix bugs, and refine UI fit-and-finish.

Collaborate with UX and Game Design to define web features; write and test front-end code (JavaScript, HTML, CSS); evaluate and select web technologies with platform team; define and uphold web development practices, optimize performance, and ensure security standards.

Build responsive, performant React + TypeScript consumer products for blockchain payments. Develop scalable components, design systems, public SDKs/APIs, and testing frameworks. Collaborate cross-functionally to ship secure, accessible, high-quality Web3 payment experiences and improve frontend performance and developer tooling.

As a Senior Fullstack Engineer, you will design and build user experiences for a distributed LLM inference platform using React and Tailwind CSS, collaborating across teams, and optimizing performance.

Architect and build scalable, high-performance dashboards with TypeScript and React using shadcn/ui. Implement advanced state management and real-time GPU telemetry visualizations, enforce frontend standards (accessibility, testing, documentation), integrate with backend APIs, collaborate with designers, and mentor junior engineers.

As a Senior Frontend Engineer, you'll lead the development of frontend applications, crafting seamless user experiences and driving project implementation alongside cross-functional teams.

Build and ship end-to-end frontend features for Muon Space's Mission Command platform in a TypeScript monorepo. Collaborate with backend and product teams, participate in design and code review, maintain CI/CD and static analysis practices, and support post-launch observability, reliability, and performance for mission-critical web applications.

Lead evolution of frontend foundations: improve React/TypeScript/Vite infrastructure, developer automation, testing and CI/CD pipelines, observability, and platform tooling to accelerate product teams and developer experience.

Lead development of Zoom chat and meeting frontend modules using React/Vue and Zoom SDK, implement hybrid WebView bridges, handle streaming via WebSocket/Zoom realtime APIs, ensure WCAG 2.1 accessibility, build CI/CD pipelines, optimize performance under concurrency, and coordinate a distributed multilingual engineering team.

Develop user interfaces for web applications, collaborate with teams, mentor engineers, and ensure code quality and performance in a fast-paced environment.