Worked on the ferrocene/ferrocene repository over a two-month period, focusing on targeted improvements to both test infrastructure and contributor data quality. Addressed soundness-related issues in Rust by marking two Polonius tests as known bugs, which clarified test status and reduced noise in continuous integration results. Enhanced traceability by documenting these changes through precise commit messages. In a separate effort, improved contributor attribution by updating the mailmap to include additional email addresses, ensuring accurate analytics and accountability. Utilized Rust for test management, along with git and version control best practices, demonstrating a methodical approach to codebase maintainability and process transparency.