Job Title: Front-End Developer
Location: Fremont, CA | Onsite
Type: Contract
Client : Healthcare Start-up
We are seeking a talented and detail-oriented Front-End Developer to join our team. The ideal candidate will have strong skills in JavaScript , TypeScript , and modern front-end frameworks like React , Vue , or Angular . You will play a key role in building responsive, scalable UIs, integrating with REST and GraphQL APIs, and ensuring high-quality code through testing and performance optimization.
Key Responsibilities:Build, maintain, and optimize responsive user interfaces using modern JavaScript frameworks
Implement state management using tools like Redux , Zustand , or Context API
Integrate with REST APIs , GraphQL , and services such as Firebase
Use HTML5 and CSS3 to create pixel-perfect, accessible layouts
Fetch and manage data efficiently using libraries like TanStack Query (React Query)
Collaborate with backend developers and designers to deliver seamless user experiences
Ensure cross-browser compatibility and mobile responsiveness
Write and maintain unit and integration tests using tools like Jest and Cypress , or demonstrate a strong willingness to learn
5+ years of professional front-end development experience
Proficiency in JavaScript and TypeScript
Hands-on experience with React , Vue , or Angular
Strong understanding of state management patterns (Redux, Zustand, Context API)
Solid experience integrating RESTful APIs and familiarity with GraphQL
Good grasp of responsive design principles using HTML/CSS and utility-first frameworks (e.g., Tailwind, Bootstrap)
Familiarity with TanStack Query or similar data-fetching tools
Experience working with Firebase (Authentication, Firestore, Hosting, etc.)
Exposure to CI/CD pipelines and deployment processes
Familiarity with performance profiling and browser dev tools
Experience in agile development environments