Lead II - React.Js, Api Integration, Css, Unit Testing With Jest

Job Title: Lead II - React.Js, Api Integration, Css, Unit Testing With Jest Experience: 7+ Years Location: Bangalore, Chennai, Gurgaon, Kochi, Mumbai, Pune, Trivandrum Joining: Immediate to 30 Days Preferred Job Description: We are seeking a Senior Frontend Engineer with strong expertise in React.js , JavaScript/TypeScript , and modern web technologies. You will play a key role in designing and developing scalable, high-performance user interfaces, integrating APIs, and ensuring code quality through testing and best practices. Key Responsibilities: Develop responsive, component-based UIs using React.js, TypeScript, and modern JS Integrate RESTful APIs using Axios or Fetch with robust error handling Implement state management using Redux, context, or similar libraries Write unit tests with Jest and React Testing Library Optimize frontend performance and ensure adherence to web standards Collaborate with cross-functional teams and contribute to design, documentation, and code reviews Support CI/CD integration and follow Agile development practices Required Skills: React.js, React Hooks, Context API, Redux TypeScript (interfaces, generics, type safety) CSS (Flexbox, Grid, Tailwind, or styled-components) API Integration (REST, Axios/Fetch) Unit Testing (Jest, React Testing Library) Build Tools (Webpack, Vite, npm/yarn) Preferred: Experience with Cypress/Playwright for E2E testing Familiarity with WCAG accessibility standards Knowledge of Core Web Vitals and performance tools Exposure to CI/CD pipelines and modern frontend deployment workflows Working knowledge of design tools like Figma or Sketch Show more Show less