During October 2025, Zhang Jianning focused on stabilizing streaming beam search in the alibaba/rtp-llm repository, addressing a critical issue in multi-output decoding pipelines. He identified and fixed a bug in the BeamSearchLogitsProcessor stop condition, which previously caused streams to hang when multiple return sequences were present. By adjusting the constructor logic, he ensured proper stream termination, reducing latency and preventing resource leaks in production environments. Zhang applied his expertise in C++ and software development, demonstrating strong debugging and code review skills while working within a Python-based large language model project. His work contributed depth and reliability to the codebase.