Java–React Full Stack Developer

Capgemini; Kolkata District; On-site; INR 2,200,000 - 3,200,000; Full time

Job summary

Capgemini in Kolkata is seeking an experienced Java + React Full Stack Developer to design, develop, and maintain scalable web applications. The role focuses on backend Java/Spring Boot and front-end React.js, collaborating with cross-functional teams to deliver high-quality solutions.

The ideal candidate will have 6–13 years of experience, hands-on RESTful API and microservices experience, and proficiency with MySQL, PostgreSQL, Oracle, or MongoDB. Immediate to 45 days joiners are preferred.

Qualifications

• Strong proficiency in Java (8+) and Spring Boot/Spring MVC.
• Experience designing and consuming RESTful APIs and building microservices.
• Hands-on front-end experience with React.js and state management (Redux).
• Experience with relational and non-relational databases (MySQL/PostgreSQL/Oracle/MongoDB).

Responsibilities

• Design, develop, and maintain full stack applications using Java and React.
• Build scalable and secure RESTful APIs and microservices.
• Implement business logic using Spring Boot, Spring MVC, Spring Security.
• Integrate front-end with backend services and databases.
• Ensure performance, quality, and responsiveness of applications.
• Participate in code reviews, design discussions, and Agile ceremonies.
• Troubleshoot, debug, and enhance existing applications.

Skills

Java 8+

Spring Boot

Spring MVC

Microservices

REST APIs

JPA/Hibernate

MySQL

PostgreSQL

Oracle

MongoDB

React.js

Redux

Hooks

REST API integration

Job description

We are looking for an experienced Java + React Full Stack Developer to design, develop, and maintain scalable web applications. The ideal candidate will have strong backend expertise in Java/Spring Boot and hands‑on experience building responsive front‑end applications using React.js. You will collaborate closely with product owners, architects, and cross‑functional teams to deliver high-quality solutions.

Job Location: Kolkata

Experience: 6 years to 13 years

Notice Period : Immediate to 45 days joiners

Key Responsibilities

• Design, develop, and maintain full stack applications using Java and React
• Build scalable and secure RESTful APIs and microservices
• Implement business logic using Spring Boot, Spring MVC, Spring Security
• Integrate front-end with backend services and databases
• Ensure performance, quality, and responsiveness of applications
• Participate in code reviews, design discussions, and Agile ceremonies
• Troubleshoot, debug, and enhance existing applications

Required Skills:

• Strong proficiency in Java (8+), Spring Boot, Spring MVC
• Experience with Microservices architecture
• REST APIs, JPA/Hibernate
• Database experience with MySQL / PostgreSQL / Oracle / MongoDB

Frontend

• Hands‑on experience with React.js
• Familiarity with Redux, Hooks, REST API integration