During November 2025, Zaze contributed backend development work to the YunaiV/ruoyi-vue-pro repository, focusing on improving BPMN task management reliability. Zaze addressed a bug by refactoring the moveActivityIdsToSingleActivityId method, shifting from execution IDs to task keys for more precise BPMN task identification. This Java-based solution enhanced the accuracy of task mapping and reduced the risk of incorrect associations within BPMN flows. Zaze’s approach included improved parameter handling and clear, auditable commit messages, supporting future code reviews and rollbacks. The work demonstrated a targeted, in-depth understanding of BPMN and backend engineering, emphasizing maintainability and process clarity over feature expansion.