Worked on the JuliaLang/julia repository to implement governance improvements for the garbage collection subsystem by introducing a CODEOWNERS file for all gc-related files. This change clarified code ownership by assigning responsibility for garbage collection modules, enabling more efficient and accountable code reviews. The approach leveraged GitHub’s CODEOWNERS feature and required careful repository management and collaboration across teams to ensure the right maintainers were designated. No major bugs were addressed during this period, but the update reduced risk from unreviewed changes and streamlined the review process for future contributions. Demonstrated skills included code ownership, repository management, and collaborative workflow optimization.