Role & responsibilities Design, develop, and maintain Java-based applications using Spring Boot and Microservices architecture. Optimize performance across various modules, ensuring minimal latency and high throughput. Implement transaction management with JPA and Hibernate to ensure data consistency. Leverage Java 8.0 features like Stream API and Reactive Programming for efficient and scalable solutions. Apply Microservice design patterns and best practices for building robust and scalable applications. Integrate third-party payment gateways and Kafka Streams within the Java application. Build a custom exception hierarchy for handling application-specific errors. Optimize database performance using indexing techniques to improve query efficiency. Use Autowiring and Dependency Injection for better application flexibility and maintainability. Perform comprehensive debugging to ensure the application is performing optimally and without errors. Preferred candidate profile 8 to 13 years of experience in Java development, with expertise in Java, Spring Boot, and Microservices. Strong background in performance optimization and transaction management using JPA and Hibernate. Proficiency in Java 8.0 Stream API, Reactive Programming, and Data Structures with algorithm implementation and time complexity analysis. Experience with Distributed Transactions in Microservices and applying Microservice Design Patterns. Hands-on experience with Payment Gateways Integration, Kafka Streams integration, and custom exception handling in Java 8.0. Familiarity with Database Indexing, Autowiring, and Dependency Injection in Spring Boot. Strong debugging skills to identify and resolve issues in complex applications.