Technology Consultant - React.js UI Developer

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us.

Technology Consultant – React.js UI Developer

Mumbai, Mahārāshtra (IN-MH), India (IN).

We are seeking an experienced React.js UI Developer to design and develop responsive, scalable, and high-performing web applications. The ideal candidate should have strong hands‑on expertise in React.js, JavaScript/Type Script, HTML, CSS, and REST API integration, with a good understanding of modern frontend architecture and development practices. The role will collaborate with UX/UI designers, backend developers, Product Owners, QA, and other technology teams to deliver intuitive and high-quality digital experiences.

• Design, develop, and maintain responsive web applications using React.js.
• Develop reusable UI components and frontend libraries following modern development practices.
• Translate UI/UX designs and business requirements into functional user interfaces.
• Integrate frontend applications with RESTful APIs and backend services.
• Implement application state management using Redux, Context API, or similar technologies.
• Optimize applications for performance, scalability, responsiveness, and browser compatibility.
• Develop unit and component tests to ensure application quality.
• Troubleshoot UI defects and perform root cause analysis.
• Participate in code reviews and ensure adherence to frontend coding standards.
• Collaborate with backend developers, UX designers, QA, and Product Owners throughout the development lifecycle.
• Support CI/CD deployments and production releases.
• Participate in Agile/Scrum ceremonies, estimation, and sprint planning.

• 5+ years of experience in UI/Frontend application development.
• 4+ years of hands‑on experience with React.js, JavaScript, and Type Script.
• 3+ years of experience with HTML5, CSS3, responsive web design, and modern UI development.
• 3+ years of experience with REST API integration, state management, and component-based frontend architecture.

• Experience with Redux, Redux Toolkit, Context API, or similar state‑management solutions.
• Knowledge of React Hooks and modern React development patterns.
• Experience with Jest, React Testing Library, Cypress, or Playwright.
• Familiarity with Material UI, Bootstrap, Tailwind CSS, or similar UI frameworks.
• Knowledge of accessibility (WCAG) and cross-browser compatibility standards.
• Experience with Node.js and npm/yarn.
• Familiarity with Git and CI/CD tools such as Jenkins, Git Hub Actions, or Git Lab CI.
• Experience with AWS, Azure, or Google Cloud Platform.
• Knowledge of application security and secure frontend development practices.
• Strong analytical, communication, and problem‑solving skills.

NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. Our consulting and industry solutions help organizations and society move confidently and sustainably into the digital future.

As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start‑up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D. Whenever possible, we hire locally to NTT DATA offices or client sites.

This ensures we can provide timely and effective support tailored to each client’s needs. While many…