CHENNAI · FULLTIME
Senior React JS Developer

Cognizant
Chennai · hybrid · Posted 6d ago
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Section · 01
About this role
Job Title: Senior React.js Developer
Location: Chennai, Tamil Nadu (Hybrid)
Experience: 5+ Years
Employment Type: Full-time
Job Summary
We are seeking a highly skilled Senior React.js Developer to join our development team in Chennai. The ideal candidate will have strong experience in building scalable, high-performance web applications using React.js and modern JavaScript frameworks. You will be responsible for leading front-end development, designing reusable components, and collaborating with cross-functional teams to deliver excellent user experiences.
Key Responsibilities
- Develop and maintain responsive web applications using React.js
- Lead front-end architecture design and ensure best coding practices
- Build reusable components and front-end libraries for future use
- Translate UI/UX designs into high-quality, scalable code
- Optimize applications for maximum speed and performance
- Collaborate with backend developers, designers, and product teams
- Conduct code reviews and mentor junior developers
- Ensure application performance, quality, and responsiveness
- Troubleshoot and debug issues across browsers and devices
- Stay updated with emerging front-end technologies and trends
Required Skills & Qualifications
- 7+ years of experience in front-end development
- Strong expertise in React.js, JavaScript (ES6+), HTML5, CSS3
- Experience with state management tools (Redux, Context API, Zustand, etc.)
- Proficiency in TypeScript (preferred)
- Experience with REST APIs and asynchronous programming
- Familiarity with modern build tools like Webpack, Vite, Babel
- Hands-on experience with Git version control
- Strong understanding of responsive design and cross-browser compatibility
- Experience with unit testing frameworks (Jest, React Testing Library)
- Good problem-solving and analytical skills
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Section · 02
Skills
Section · Company
About Cognizant

Cognizant
IT Services & Consulting
241.5k+
employees
1994
32 years old
Teaneck. New Jersey.
United States (USA)
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