React JS /Next JS Developer

Tata Consultancy Services; Kolkata District, Pune District, Khordha; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Tata Consultancy Services is seeking a React JS / Next JS Developer in Kolkata (and other cities) with 5+ years of experience. You will work on modern front-end stacks, SSR/SSG, and integrate with REST and GraphQL services while ensuring responsive design and accessibility.

Key responsibilities include exploring new tech, supporting bids, mentoring juniors, and contributing to cloud-based CI/CD pipelines. Strong communication is essential.

Qualifications

• Experience with React and Next.js in production environments.
• Strong proficiency in JavaScript/TypeScript and modern front-end tooling.
• Experience with SSR/SSG, REST APIs, GraphQL and Git workflows.
• Familiarity with testing frameworks and WCAG accessibility.

Responsibilities

• Experiment with new technical advances and PoCs.
• Build matrices and material for bids and proposals.
• Report progress and issues to project leadership.
• Serve as a mentor to trainees and juniors.
• Explore mobile tech like Wearables/IoT and stay updated.

Skills

React

Next.js

TypeScript

Server-side rendering

Static site generation

Headless CMS

Redux

Context API

Angular ngrx

Routing

Responsive design

PWA

HTML5

CSS3

SASS/LESS/Tailwind

REST APIs

NodeJS

GraphQL

Git/GitHub

Jest/RTL

WCAG

CI/CD

GCP

Communication

Tools

GitHub

VSCode

Job description

React JS /Next JS Developer

Desired Experience Range: 5+ years
Location: Kolkata, Pune, Bangalore, Bhubaneshwar

Must Have

• Experience with React.
• Strong proficiency in React JS /Next JS JavaScript (ES6+) and TypeScript.
• Experience with server-side rendering and static site generation.
• Experience on other technologies like NextJS, VueJS etc. and using headless CMS systems.
• Cross-browser testing. Knowledge of state management solutions (Redux, Context API, ngRX for Angular) routing, components, RWD, PWA concepts.
• Good understanding of web design theme & guidelines for smartphone/tablets, responsive applications.
• Experience in calling web services and understanding of multi-tiered, client-Server and particular micro-frontend architecture.
• Proficiency in HTML5, CSS3, and modern CSS frameworks (e.g., SASS, LESS, Tailwind).
• Experience with REST APIs, NodeJS and GraphQL. Version control expertise using Git and GitHub.
• Familiarity with testing frameworks (Jest, React Testing Library).
• Understanding of accessibility standards (WCAG).
• Experience with CI/CD pipelines and cloud platforms GCP based pipelines preferred.
• Excellent communication and interpersonal skills.

Roles Responsibilities

• Experiment with new technical advances & creating multiple PoCs.
• Build technical PoVs, comparison matrix, material that supports in bid process.
• Reporting on the assigned tasks progress/issues against plan to the ML / PL.
• Ability to act as a firefighting team member to support needing project teams.
• Work as mentors for trainees and juniors.
• Passion for mobile technology & exploring new areas like Wearables, IoT etc.
• Learn new technologies as needed and adapt to new systems.