Worked on targeted static analysis improvements for the microsoft/semanticworkbench repository, focusing on suppressing CodeQL false positives in file deletion operations. Used C# to implement comment-based suppression rules, ensuring that legitimate file deletion paths were marked as safe without altering core functionality. This approach reduced unnecessary scanner noise, enabling faster triage and more reliable release readiness. Documented the methodology and rationale within code comments and pull request notes to support maintainability and team understanding. Demonstrated proficiency in code analysis and static analysis techniques, delivering a focused feature that improved code quality and security posture while minimizing risk to existing workflows.