Key Responsibilities: Design and develop enterprise-scale Java applications and distributed systems. Lead microservices architecture, backend integration, and high-concurrency system optimization. Perform JVM tuning, SQL optimization, multithreading enhancement, and production troubleshooting. Develop and optimize distributed messaging systems using Kafka, RabbitMQ, and Redis. Support CI/CD implementation, deployment automation, and DevOps processes. Participate in technical design reviews, system performance tuning, and architecture optimization. Handle complex business modules involving order processing, workflow systems, and enterprise platforms. Collaborate with engineering teams to ensure scalable, stable, and maintainable application delivery. Requirements: Strong hands-on experience in Java, Spring Boot, Spring Cloud, and microservices architecture. Solid understanding of JVM tuning, multithreading, high-concurrency systems, and performance optimization. Experience with Kafka, R...