Worked on the percona/percona-server-mongodb repository, focusing on codebase cleanup to enhance maintainability and streamline future development. The primary contribution involved removing unused header files, specifically max_time.h and async_rpc_retry_policy.h, which reduced maintenance overhead and simplified the code structure. This targeted refactor in C++ aligned with ongoing quality initiatives, supporting more reliable builds and facilitating smoother integration of new features. The work demonstrated a methodical approach to software engineering and code maintenance, emphasizing long-term code health. No bugs were addressed during this period, with efforts concentrated on proactive improvements to the codebase using established C++ development practices.