Top Senior Front End Developer Jobs

Design, develop, and maintain high-performance, responsive front-end web applications in an AWS GovCloud environment. Collaborate with UX and back-end teams to implement mockups, ensure accessibility, optimize performance, maintain cross-browser compatibility, and uphold code quality and security/compliance standards.

Design and build high-performance, responsive frontend web and desktop applications (React/TypeScript/Electron). Drive frontend architecture and implementation decisions, integrate real-time bidirectional data (WebSockets), optimize for speed/security/scale, collaborate with UI/UX and backend teams, and mentor engineers to improve frontend engineering practices.

The Front-End Engineer develops large-scale web applications using JavaScript and Python Flask, focusing on performance, code quality, and collaboration within a team.

As a Senior Frontend Engineer, you'll design and develop scalable React and TypeScript applications, integrate AI tools, mentor junior engineers, and enhance user experiences across multiple brands.

As a Senior Frontend Engineer, you will design, develop, and deploy web applications, write scalable code, and collaborate with teams to enhance features.

Design and implement front-end web applications using JavaScript/TypeScript and frameworks (Angular/React/Vue). Collaborate with engineering teams to build production-ready systems, develop automated tests (unit and E2E), and apply usability and security practices. Support integration with back-end services and geospatial tools where needed.

Build and own LangChain’s React component library and design system. Develop accessible, reusable UI components; translate design tokens and interaction patterns into code; create tooling for theming, versioning, testing, visual regression, and component discovery; and optimize build performance, bundling, dependency management, and package versioning. Collaborate closely with designers, product engineers, and platform teams to maintain a consistent, high-quality frontend foundation.

Design, develop, test, deploy, maintain, and enhance responsive web applications using HTML, CSS, JavaScript and modern frameworks. Integrate front-end components with REST APIs, ensure Section 508 accessibility, troubleshoot defects, collaborate with engineers and designers, produce technical documentation, and work within Agile/Sprint processes.

Founding front-end engineer to design and build Flick's editor UI (canvas, timeline, node graph, playback). Lead architecture, prototype creative workflows, optimize complex UX interactions, establish code quality and performance practices, collaborate with design/product/AI backend, and drive key technical and product decisions.

Lead frontend development across React applications, driving architecture, delivering responsive accessible UIs, promoting test-driven development, optimizing build and CI/CD pipelines, collaborating with design and backend teams, and mentoring engineers to maintain high-quality, scalable frontend systems.

Senior Frontend Designer/Developer responsible for building responsive web UIs using ReactJS, HTML5, CSS3 and ES6. Work with cross-functional teams, leverage Webpack and Adobe Creative Suite, follow Agile practices, and maintain high code standards including unit testing, documentation, and peer review.

Develop and maintain cloud-native, data-rich front-end web applications using TypeScript/JavaScript and modern frameworks. Work in an agile team to implement UI features, integrate with REST/websocket backends, write automated tests, deploy via DevSecOps pipelines, troubleshoot bugs, and support user adoption in a secure SCIF environment.

Lead design-focused frontend development for polished mobile apps. Ship end-to-end features, build performant gesture-driven animations, collaborate with designers for pixel-perfect UI, maintain a mature codebase, and establish automated testing and quality practices.

Designs and develops complex front-end software products and enhancements using reusable components and modern frameworks. Builds scalable, high-performance web applications, integrates third-party APIs, participates in design and code reviews, and collaborates with engineers and designers. Provides ongoing maintenance, troubleshooting, customer support, and continuous-improvement recommendations in an Agile environment.

Build and scale frontend architecture, responsive data-rich experiences, shared components, design-system standards, accessibility practices, Storybook documentation, automated quality guardrails, and frontend tooling. Contribute to backend APIs and platform improvements while collaborating with product and design teams. Mentor engineers and improve frontend quality, consistency, maintainability, and scalability across the organization.

As a Senior Frontend Engineer, you will develop low-latency interfaces for autnomous vehicle control, optimizing for performance and integrating real-time data.

Lead frontend development for Sift Agents, building high-performance, agentic AI user experiences. Own product area from customer discovery through shipping, design interaction patterns for streaming and long-running agent tasks, render agent findings alongside large telemetry datasets, optimize browser performance (Web Workers, OPFS, WebAssembly), contribute to component library, and collaborate with backend engineers on API design.

Own and build the frontend for agentic AI features: design agentic UX, streaming responses, long-running tasks, and render agent findings alongside large telemetry datasets. Optimize browser performance (Web Workers, OPFS, WebAssembly), contribute to component libraries, collaborate on APIs, and work directly with customers to translate workflows into product features.

Build and own responsive, high-performance React + TypeScript web applications. Design frontend architecture, reusable components, state management, and data-fetching. Collaborate with product and backend teams, optimize performance and accessibility, and improve developer tooling and workflows. Contribute across the stack when needed.

The Senior Front-End Engineer will develop enterprise-grade web applications using React, collaborate with UX designers and project managers, and enhance existing applications' performance.

Develop and enhance web applications using Vue.js, collaborating with various team members, and providing efficiency improvements and support for existing applications.

The Senior Front End Web Developer will lead project delivery, manage technical requirements, and mentor developers while utilizing deep experience in front-end technologies.

Seeking a Frontend Developer with 8+ years of experience in JavaScript to create impactful web applications. Responsibilities include developing enterprise solutions and working on Proof of Concepts within a multidisciplinary team.

Seeking a Front End Developer with 8+ years of experience in front-end development, particularly in REACT, HTML5, CSS3, and JavaScript. Responsibilities include mentoring teams and collaborating in agile environments.

Develop hybrid mobile applications with strong knowledge of AngularJS, HTML, and CSS. Requires at least 8 years of experience and current work on mobile apps.