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# React / Full Stack Developer (Java + React)

- **Company:** Capgemini
- **Location:** Jersey City, NJ, United States
- **Salary:** $75,000.0 - $90,000.0
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), JavaScript (Programming Language), Amazon Web Services, Business Logic, HTML5, Microsoft Azure, Browser Compatibility, Cascading Style Sheets (CSS), Databases, Continuous Integration, Hypertext Transfer Protocols (HTTP), JSON, PostgreSQL, MongoDB, MySQL, NoSQL, Query Optimization, Responsive Web Design, Software Deployment, Systems Integration, Data Processing, Spring-mvc, ReactJS, Spring-boot, Software Security, Pixel Perfect, Database Performance, Backend, Containerization, Front End Software Development, React Redux, Restful APIs, Es2015, Docker, Microservices
- **Published:** June 11, 2026
- **Apply:** https://www.capgemini.com/jobs/497302-en_US_SAPBTP/x/

## About the Role

* Strong proficiency in:
 + Java 8+/11+, Spring Boot, Spring MVC
 + React.js, JavaScript (ES6+), HTML5, CSS3
 * Hands-on experience with:
 + REST API development
 + Microservices architecture
 + React concepts including Hooks and Redux

## Description

We are seeking a highly skilled Full Stack Developer with expertise in Java (Spring Boot) and React.js to build scalable, high-performance applications. The ideal candidate will work across backend and frontend technologies to deliver end-to-end solutions, ensuring performance, security, and excellent user experience., * Design, develop, and maintain scalable backend services using Java (8+/11+) and Spring Boot.

 * Build and maintain RESTful APIs and microservices.
 * Implement business logic, data processing, and system integrations.
 * Ensure application security, performance, and scalability.
 * Develop dynamic and responsive user interfaces using React.js.
 * Build reusable components and front-end libraries.
 * Integrate frontend components with backend APIs.
 * Optimize applications for performance and cross-browser compatibility.
 * Work across the technology stack to deliver end-to-end solutions.
 * Collaborate closely with UX/UI designers for pixel-perfect implementations.
 * Manage application state effectively using Redux or Context API.
 * Build and consume RESTful services.
 * Work with JSON, HTTP protocols, and API integration.
 * Integrate systems with third-party services and enterprise platforms.
 * Design, develop, and manage relational and NoSQL databases.
 * Write efficient queries and optimize database performance.
 * Work with databases like:
 + MySQL
 + PostgreSQL
 + MongoDB

 * Participate in CI/CD pipeline setup and maintenance.
 * Deploy applications on cloud platforms (AWS, Azure, or GCP).
 * Work with containerization tools like Docker and Kubernetes.


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