Job Open position For Java React

Capgemini; Kolkata District; Hybrid; INR 1,800,000 - 2,800,000; Full time

Job summary

Capgemini is seeking a Java React Full Stack Developer with 6+ years of experience to build frontend components with HTML5, CSS3, and React.js, and to implement backend services using Java with Spring/Spring Boot Microservices.

You will work on RESTful APIs, database systems (SQL/NoSQL), and ensure data integrity, security, and performance while adopting good coding practices and design patterns.

Qualifications

• Develop frontend components and user interfaces using HTML5, CSS3, and React.js.
• Implement backend services and APIs using Java, Spring Framework, Spring Boot Microservices.
• Familiarity with RESTful APIs and experience in integrating frontend to backend services.
• Manage database systems (SQL and NoSQL) and ensure data integrity, security, and performance.
• Optimize applications for speed, scalability, and performance.
• Write clean, efficient, and maintainable code following industry best practices and coding standards.
• Strong in Spring Boot Microservices concepts, architecture and Design Patterns

Responsibilities

• Develop frontend components and user interfaces using HTML5, CSS3, and React.js
• Implement backend services and APIs using Java, Spring Framework, Spring Boot Microservices
• Familiarity with RESTful APIs and experience in integrating frontend to backend services
• Manage database systems (SQL and/or NoSQL) and ensure data integrity, security, and performance. 5. Optimize applications for speed, scalability, and performance
• Write clean, efficient, and maintainable code following industry best practices and coding standards. 7. Strong in Spring Boot Microservices concepts, architecture and Design Patterns
• Frontend: HTML/CSS, JavaScript ES6+, React.js, Redux, Bootstrap, CSS frameworks, responsive design
• Backend: Java, Spring, Spring Boot, REST APIs, GraphQL is a plus
• Database: SQL, NoSQL, ORM (Hibernate), JWT authentication
• Version Control: Git; DevOps/CI-CD: Docker; Testing: Jest, JUnit; Debugging: DevTools, Postman, Swagger
• Security: HTTPS, CORS, CSRF protection

Skills

HTML/CSS

JavaScript ES6+

React.js

Redux

Bootstrap

CSS frameworks

Responsive design

Java

Spring

Spring Boot

RESTful APIs

GraphQL

SQL

NoSQL (MongoDB/Redis)

Hibernate

JWT authentication

Git

Docker

Jest

JUnit

Chrome DevTools

Postman

Swagger

HTTPS/CORS/CSRF

Unit testing

Security best practices

Communication

Problem-Solving

Adaptability

Tools

Git

Docker

Postman

Swagger

Chrome DevTools

Maven/Gradle

SonarQube

Job description

Role & responsibilities

Java React FullStack Developer:

Experience: 6+ years

Responsibilities:

1. Develop frontend components and user interfaces using HTML5, CSS3, and React.js

2. Implement backend services and APIs using Java, Spring Framework, Spring Boot Microservices

3. Familiarity with RESTful APIs and experience in integrating frontend to backend services.

4. Manage database systems (SQL and/or NoSQL) and ensure data integrity, security, and performance. 5. Optimize applications for speed, scalability, and performance.

6. Write clean, efficient, and maintainable code following industry best practices and coding standards. 7. Strong in Spring Boot Microservices concepts, architecture and Design Patterns

Technical Skills

1. Frontend Development:

a. HTML/CSS: Proficiency in writing semantic HTML and styling with CSS, including preprocessors like Sass or Less.

b. JavaScript (ES6+): Strong understanding of JavaScript fundamentals, including ES6 features, DOM manipulation, and asynchronous programming.

c.React.js: Component-based library for building user interfaces.

d. State Management: Knowledge of state management libraries such as Redux.

e. Responsive Design: Ability to create responsive layouts using frameworks like Bootstrap or through custom media queries.

f. CSS Frameworks: Familiarity with

responsive layouts using frameworks like Bootstrap or through custom media queries.

f. CSS Frameworks: Familiarity with CSS frameworks like Bootstrap, Materialize CSS, or Foundation.

2. Backend Development:

a. Server-side Languages and Frameworks: Java: Enterprise-level language with frameworks like Spring or Hibernate.

b. API Design and Development: Experience in designing and implementing RESTful APIs and understanding of GraphQL is a plus.

3. Database Management:

a. SQL: Proficiency in relational databases like Oracle, MySQL, PostgreSQL, or SQL Server.

b. NoSQL: Familiarity with non-relational databases such as MongoDB or Redis.

c. ORM (Object-Relational Mapping): Experience with ORM libraries like Hibernate (for Java).

d. Authentication and Authorization: Knowledge of authentication mechanisms such as JWT (JSON Web Tokens)

4. Version Control: Proficiency in Git for managing codebase and collaboration with team members.

5. DevOps and CI/CD: Docker: A platform for developing, shipping, and running applications in containers, useful for creating consistent development and deployment environments.

6. Testing and Debugging: Unit Testing: Proficiency in writing unit tests using frameworks like Jest (for JavaScript/React), JUnit (for Java), etc.

7. Debugging Tools: Familiarity with debugging tools such as Chrome DevTools, Postman, or Swagger for API testing along with any IDE, Maven/Gradle, Sonarqube

8. Security Best Practices: Understanding of web security best practices, including HTTPS, CORS, CSRF protection, etc.

Soft Skills:

1. Communication: Clear and effective communication skills to collaborate with cross-functional teams, stakeholders, and clients.

2. Problem-Solving: Strong analytical and problem-solving skills to troubleshoot issues and find efficient solutions.

3. Adaptability: Ability to adapt to changing requirements and technologies in a dynamic work environment.

Role: Full Stack Developer

Preferred candidate profile: Java React/Java React Full Stack developer