Lead React Engineer

2 days ago

New Delhi, India Kantar Full time

About the Role We're looking for aSenior React Engineerto join our front-end team and help shape the future of our customer-facing platform. In this role, you will: Lead the design, development, and optimization of complex user interfaces using React and modern front-end architecture. Drive UI/UX excellence by closely collaborating with designers, product managers, and backend teams. Own the quality of your code — writing clean, maintainable, and well-tested components. Establish and maintain comprehensive unit, integration, and end-to-end test coverage. Influence and implement best practices for CI/CD, performance, and security in front-end engineering. Actively contribute to architectural decisions, technical roadmaps, and system design discussions. Mentor and support other engineers through code reviews, knowledge sharing, and hands-on collaboration. Thrive in a dynamic environment with autonomy and ownership over key front-end domains.About You We’re looking for a highly experienced engineer who brings both technical expertise and leadership maturity. Ideal candidates will demonstrate: A strong foundation in computer science, software engineering, or equivalent real-world experience. Deep expertise inJavaScript, React, and TypeScript , with a proven track record of delivering production-grade SPAs at scale. Experience architecting complex front-end systems, including modular component design, state management (e.g. Redux, Zustand, or equivalent), and performance optimization. Solid experience with tooling and infrastructure: Webpack, Babel, npm/yarn, Git, Docker, etc. A strong grasp of frontend testing strategies, including Jest, React Testing Library, and Cypress (or equivalents). Familiarity with modern CI/CD pipelines and tools (e.g., GitHub Actions, CircleCI). A security-first mindset and experience mitigating common frontend vulnerabilities. Excellent communication and collaboration skills — you're comfortable leading discussions, sharing knowledge, and driving decisions across teams. A growth mindset, passion for continuous improvement, and willingness to mentor others.

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