UST seeks a Senior Java Developer to design, build, and evolve mission-critical backend services in Java 17/21 using Spring Boot and cloud-native architectures. You will implement scalable microservices, reactive patterns, and g RPC APIs while working with Kafka and modern data stores in an AWS environment. The role emphasizes strong concurrency, comprehensive testing, and collaboration across teams to deliver robust, production-grade systems with clear documentation. #J-18808-Ljbffr