Developed a gRPC server keepalive configuration feature for the apache/rocketmq repository, enabling customizable keepalive_time settings and allowing keepalive pings without active calls. This backend development work, implemented in Java, focused on improving idle-connection management and optimizing performance for long-lived gRPC connections. The approach included adding tunable configuration options to the server, enhancing flexibility for network and performance tuning. All changes were clearly linked to tracked issues and pull requests, supporting traceability and streamlined code reviews. No major bugs were addressed during this period, with efforts concentrated on delivering robust, configurable server behavior using Java and gRPC technologies.