• Embraced TDD, utilizing JUnit 5 and Mockito to craft comprehensive unit tests before code implementation,ensuring robust microservices with high code coverage.• Employed JUnit 5's annotations and integrated Mockito to create isolated unit tests for RESTful APIs, enabling thorough testing by mocking dependencies and verifying behavior.• Harnessed Spring Boot's robust features to develop microservices, taking advantage of its efficient tooling and ecosystem.• Incorporated Spring Data JPA for efficient data persistence, simplifying the interaction with databases and providing a powerful abstraction layer.• Designed well-structured RESTful APIs adhering to best practices, leveraging Spring MVC/REST to foster seamless communication with clients.• Implemented HTTP methods based on requirements and handled errors effectively using appropriate HTTP status codes, ensuring consistent and reliable API behavior.• Adopted Postman for comprehensive testing and validation of RESTful web services, ensuring their reliability and adherence to specifications.• Established a robust architecture leveraging Eureka for service discovery and load balancing, enabling efficient resource utilization and fault tolerance within the microservices ecosystem.• Utilized Feign for declarative HTTP client interfaces and inter-service communication, simplifying the process of consuming RESTful APIs and facilitating seamless integration between microservices.• Crafted and implemented robust RESTful APIs, ensuring adherence to best practices and facilitating efficient communication between microservices and clients

• Migrated applications to Java 8, utilizing lambda expressions, filters, and the Stream API to achieve a 20% enhancement in code efficiency.• Excelled in Java Collections Framework for efficient data manipulation, achieving a 15% performance boost. Expert in handling exceptions, ensuring robust error management in Java applications.• Leveraged JUnit 5's annotation-based approach to write concise yet expressive unit tests, utilizing annotations like @Test, @BeforeEach, and @DisplayName for enhanced readability.• Spearheaded proactive problem identification and resolution, achieving a 20% reduction in applicationdowntime. Effectively leveraged troubleshooting guides to streamline Sev3 incident management.• Actively assisted the development team with documentation tasks, gaining valuable exposure to the codebase and best practice