Top Senior Front End Developer Jobs in Tallahassee, FL

Own and evolve Roo's frontend platform and design system, building tooling, AI-assisted workflows, and shared UI architecture to accelerate web and mobile product development. Lead migrations, framework upgrades, developer experience improvements, and integrations with design and prototyping tools.

The Senior Full Stack JavaScript Developer will build and maintain user interfaces using React and Next.js, integrate with Node.js backends, and guide other developers. Responsibilities include ensuring accessibility, performance, and reliability of features, engaging in code reviews, and collaborating closely with product teams.

As a Senior Frontend Engineer, you will design and build web applications, owning major UI projects, collaborating with cross-functional teams, and optimizing performance for a seamless user experience.

Design and implement scalable frontend solutions using JavaScript/TypeScript and React. Drive architecture discussions, ship features with minimal guidance, maintain code quality and styling standards, collaborate across agile teams, ensure performance and scalability, and manage end-to-end feature lifecycles in a fast-moving environment.

Lead design, development, and maintenance of enterprise-grade React + TypeScript applications. Own front-end performance, responsiveness, and security; integrate with .NET/Azure backends; mentor junior developers; perform code reviews and debugging; modernize legacy apps; collaborate with designers, offshore teams, and stakeholders in Agile ceremonies.

Build and evolve the guest-facing booking experience using React and TypeScript. Collaborate with product, design, and backend to ship performant, accessible, and well-tested features. Improve conversion through profiling and experimentation, lead technical discussions and frontend architecture, mentor teammates, and champion engineering best practices across testing, performance, and accessibility.

Design, build, and maintain scalable Angular frontend applications using TypeScript, RxJS, and Tailwind. Implement complex UI features, mapping/geolocation with Google Maps API, state management, testing (Jasmine/Karma), error monitoring (Sentry), and CI/CD workflows while collaborating cross-functionally and supporting multiple environments.

Lead frontend and mobile rebuild of a healthcare scheduling platform using Vite + React 19 and Expo/React Native with a shared TypeScript layer. Own identity and access migration to a modern IAM, implement push notifications, build a component library/design system, instrument analytics and session replay, enforce WCAG 2.1 AA accessibility and performance standards, mentor mid-level engineers, and contribute to hiring.

Build the realtime, HIPAA-compliant messaging and collaboration frontend ('Pulse') that makes an AI colleague feel human. Implement complex interactive data visualizations, micro-interactions, and high-performance accessible interfaces. Work embedded with product and design, own UI quality, iterate on AI-driven specs, and deliver production frontend experiences clinicians will trust.

Lead frontend product experiences across web and mobile using React/React Native and TypeScript. Design conversational, AI-native financial planning interfaces, define frontend architecture and component systems, and contribute to AI layer, multi-model orchestration, reliability, and observability. Work cross-functionally across backend, infra, analytics, and product in a seed-stage, remote environment to ship fast, user-trusted experiences.

Develop and improve real-time drone tele-operations features, cloud-based products, and quickly prototype new front-end experiences while transitioning to a new tech stack.

Expand and maintain Hudl's front-end platform to accelerate product teams: design and implement scalable, performant, accessible front-ends and tooling (Vite, Next.js), consult and review front-end work, support adoption of design systems, and mentor teams to improve developer experience.

Build full-stack vertical slices for a mission-critical government system with a frontend focus: React/TypeScript UIs, Node services, Prisma schemas, PostgreSQL, and AWS. Use agentic AI tools, lead design-system/accessibility, apply TDD and Playwright E2E testing, maintain CI/CD, and iterate continuously with stakeholder review.

Develop AI/ML-powered features in ClickHouse Cloud, focusing on frontend and API architecture, UI/UX, and integrations with AI systems.

Build and scale high-performance, data-driven React web applications and visualization-heavy, map-based interfaces. Integrate with REST/GraphQL APIs, optimize rendering for real-time large datasets, contribute to frontend architecture, reusable UI systems, testing, and cross-functional collaboration to support mission-critical workflows.

Lead architecture and implementation of Aragorn AI's frontend: build scalable React/TypeScript applications, evolve micro-frontend architecture, develop and maintain a reusable design system, optimize performance, collaborate with design and backend teams, own CI/CD for frontend, and drive frontend technical standards and documentation.

The role involves developing large-scale applications using HTML, CSS, JavaScript, and React/WordPress, code reviews, and crafting UI components while ensuring high quality and accessibility.

Lead the development of a scalable frontend web application for an AI photo platform, recommend technologies, and ensure performance optimization.

The role involves building creative tools for content editing, enhancing features with PixiJS and WebGL, and improving collaboration workflows.

Build and maintain scalable, high-performance web applications and data-visualization platforms using React, Redux, Vite, and TypeScript. Collaborate with cross-functional teams to design features, write clean code and tests, debug, contribute to APIs, mentor junior engineers, and apply modern development practices including CI/CD and accessibility considerations.

Lead development of a Shopify Headless storefront using React and TypeScript. Build pixel-perfect, accessible, performance-optimized eCommerce pages, implement Shopify Functions, integrate GraphQL APIs and third-party services, evolve a Storybook design system, and collaborate with designers, product, QA, and backend engineers to maintain best practices and documentation.

Build and ship performant, polished frontend features using React/TypeScript. Refactor code incrementally, implement smooth animations, contribute to backend Node.js APIs when needed, use AI-assisted tools, own production deployments, and collaborate directly with CTO/CPO on product and design.

Build and maintain TypeScript/React frontends and SDKs for the Nomina web3 platform, create user-facing dapps, improve developer documentation and DX, and collaborate with product and engineering to deliver high-quality, mobile-friendly features.

Build and maintain fast, intuitive frontend applications for blockchain and Web3 products. Collaborate with product, design, and engineering teams; develop reusable components and frontend architecture; integrate wallets and smart-contract interactions; improve performance, reliability, and accessibility; participate in technical planning and code reviews; mentor other developers and establish frontend best practices.

The role involves building robust software solutions, mentoring engineers, analyzing business problems, and contributing to technical strategy in a collaborative environment.