Experience: 4-8 Years Location: Goregaon(Mumbai) Employment Type: Full-time Mode: WFO (5 Days) Job Summary: We are seeking a highly skilled and experienced Java Backend Developer with 46 years of hands-on experience in designing and implementing scalable backend systems. The ideal candidate should be proficient in both SQL and NoSQL databases, have strong experience in building microservices using Spring Boot, and demonstrate a deep understanding of multithreading and concurrency in Java. Key Responsibilities: Design, develop, test, and maintain robust and scalable backend services and APIs using Java and Spring Boot. Develop microservices architecture-based solutions with high performance and reliability. Work with both SQL (e.g., MySQL, PostgreSQL) and NoSQL (e.g., MongoDB, Cassandra) databases. Optimize application performance through multithreading and concurrency management. Collaborate with front-end developers, DevOps, and QA teams for seamless integration and deployment. Write clean, maintainable, and well-documented code following best practices and coding standards. Participate in code reviews and provide constructive feedback to team members. Troubleshoot and resolve issues in development, test, and production environments. Required Skills: 4–6 years of professional experience in backend development using Java. Strong hands-on experience with Spring Boot and microservices architecture. Proficiency in SQL and NoSQL databases. Strong understanding and application of multithreading, concurrency, and performance optimization. Good knowledge of RESTful API design and implementation. Experience with version control systems like Git. Familiarity with CI/CD tools and containerization (Docker/Kubernetes) is a plus. Strong problem-solving skills and a proactive attitude.