• Design, develop, and maintain RESTful APIs using Java and Spring Boot. • Develop scalable, secure, and high-performance backend applications. • Work with Spring MVC, Spring Data JPA, Hibernate, and Spring Security. • Design and implement microservices-based applications. • Integrate REST APIs with frontend applications and third-party services. • Develop and maintain database queries using MySQL, PostgreSQL, or Oracle. • Implement API authentication and authorization using JWT, OAuth 2.0, and Spring Security. • Write clean, reusable, efficient, and well-documented code. • Perform API testing, debugging, and performance optimization. • Use Postman, Swagger/OpenAPI, and other tools for API testing and documentation. • Handle exception management, logging, validation, and error handling. • Collaborate with frontend developers, QA engineers, DevOps teams, and project managers. • Participate in code reviews, technical discussions, and Agile development processes. • Troubleshoot and resolve application issues in development and production environments. • Maintain code repositories using Git and support CI/CD processes. Requirements • Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field. • 2–5 years of hands-on experience in Java backend development. • Strong proficiency in Core Java, Java 8+, OOP concepts, Collections, Streams, and Exception Handling. • Hands-on experience with Spring Boot, Spring MVC, and Spring Framework. • Strong understanding of RESTful API design principles and HTTP methods. • Experience with Microservices Architecture and API integration. • Knowledge of Spring Data JPA, Hibernate, and ORM frameworks. • Proficiency in SQL and relational databases such as MySQL, PostgreSQL, or Oracle. • Understanding of JSON, XML, HTTP/HTTPS, and API response handling. • Experience with Git, Maven, or Gradle. • Knowledge of unit testing using JUnit and Mockito. • Strong debugging, analytical, and problem-solving skills.