During December 2025, this developer contributed to the LMCache/LMCache repository by implementing the CLIENT_BOUND option for disagg_proxy_server.py, enabling persistent client sessions and allowing the local KV cache to be reused across multiple requests in xPyD multi-round QA workflows. Using Python and leveraging backend development and asynchronous programming skills, they addressed the need for faster and more deterministic QA iterations. Their work improved throughput and scalability for distributed QA orchestration by reducing latency in the pipeline. The feature was delivered without major bugs, demonstrating a focused and well-executed engineering effort within a short timeframe and a complex technical context.