Top React JS Jobs in Kolkata

Develop and deploy scalable full-stack web applications using Python REST APIs and modern front-end technologies. Responsibilities include building user interfaces with React or Next JS and Tailwind CSS, developing backend services, working with databases, and potentially using background workers, schedulers, containers, and orchestration platforms. The role requires collaboration with the development team, strong problem-solving skills, and attention to detail.

Design, develop, test, deploy and maintain scalable full‑stack applications with focus on UI/UX and server‑side logic. Optimize performance and availability, build reusable code, mentor teammates, and collaborate with tech teams and end users. Work with container orchestration, observability and CI/CD tooling.

Design and implement frontend applications using JS, CSS, React, and Flutter. Collaborate on technical specs and contribute to documentation, ensuring user experience and performance.

Design, build, and maintain responsive React-based user interfaces. Review requirements and UI designs, implement front-end architecture, integrate with Salesforce and backend APIs (Spring Boot/Java), write JavaScript/TypeScript code, perform debugging and performance testing (Mocha/Jest), and document updates.

Design, build, and maintain high-performance React/Next.js web applications with TypeScript. Implement SSR/SSG/ISR, reusable components, state management, API integration, accessibility, performance optimization, and automated tests while collaborating with design, QA, DevOps, and backend teams in Agile.

Develop and maintain responsive user interfaces using React.js and related web technologies; build reusable components, integrate with PHP/MySQL back ends (Drupal/Laravel), implement complex workflows (file uploads, data mapping, validation), create interactive dashboards and visualizations, participate in code reviews, deploy via Jenkins, and monitor via Rancher while ensuring cross-browser compatibility and performance.

Lead full-stack development of enterprise web and mobile applications using React and Node.js. Integrate clients, vendors, and review panels; develop and maintain web-enabled capabilities; ensure consistent look-and-feel; work with engineering teams; maintain PostgreSQL integrations and stay current with emerging web technologies.

Lead React.js development, design and implement user interfaces, ensure performance and debugging using Mocha/Jest and browser tools, mentor team, and manage frontend project delivery.