Developer / Engineer -React Front-End

Role: Developer / Engineer -React Front-End

Experience: 3 - 15 Years (3 - 6, 6 - 10, 10 - 15 years)

Key Responsibilities

• Design, develop, and maintain web applications using React.
• Build reusable components, UI modules, and front-end libraries.
• Integrate REST APIs and manage application data and state.
• Optimize rendering performance, loading times, and overall user experience.
• Implement form validation, error handling, and client-side routing.
• Write unit, integration, and end-to-end tests.
• Collaborate with UI/UX designers, backend developers, QA, and product teams.
• Participate in code reviews and establish front-end development standards.

Required Technical Knowledge

• HTML5, CSS3, responsive web design, Flexbox, and CSS Grid.
• React fundamentals, functional components, props, state, and component composition.
• React Hooks: useState , useEffect , useMemo , useCallback , and useRef .
• React Router and client-side routing.
• REST API integration using Fetch API or Axios.
• Reusable component design, custom hooks, and component lifecycle concepts.
• Front-end performance optimization, memoization, lazy loading, and code splitting.
• Unit and component testing using Jest and React Testing Library.
• End-to-end testing using Playwright, Cypress, or equivalent tools.
• Build tools such as Vite or Webpack, npm, and package management.
• Web security fundamentals, including XSS prevention and secure authentication flows.
• Next.js, server-side rendering (SSR), and static-site generation (SSG), where applicable.
• Front-end architecture, design systems, and micro-frontends, where required.