Worked on improving the reliability of the evaluation workflow in the pytorch/torchrec repository by addressing shutdown issues related to the DataLoadingThread. Focused on Python programming and threading, the developer implemented daemonization for the DataLoadingThread, ensuring evaluator applications could terminate gracefully without hanging. This change resolved user-reported bottlenecks during shutdown, particularly in automated evaluation runs, and aligned with ongoing maintenance efforts. The solution involved targeted, minimal-risk code modifications with clear traceability, demonstrating a strong understanding of threading lifecycles and software development best practices. The work contributed to reduced downtime and a smoother user experience in the evaluation pipeline.