During March 2025, Xuyanbo focused on enhancing the stability and memory safety of the ByteBufTJSONProtocol component within the facebook/fbthrift repository. He addressed a memory management issue by ensuring that ByteBuf resources are properly released when exceptions occur during JSON handling, thereby reducing the risk of memory leaks in error scenarios. This work, implemented in Java and leveraging Netty and Protocol Buffers, improved exception safety and overall reliability for long-running services using fbthrift. Although no new features were introduced, Xuyanbo’s targeted bug fix contributed to the robustness of production deployments by strengthening resource management in critical protocol handling paths.