Worked on streamlining developer tooling and improving code quality across mozilla/gecko-dev and mozilla/bugbug repositories. In gecko-dev, simplified the command-line interface by removing the unused --push-to-lando flag from the mach try command, consolidating default behaviors and reducing potential confusion for contributors. For bugbug, enhanced the Mozext extension by eliminating the local SQLite database to reduce operational overhead, and upgraded linting from pydocstyle to Ruff, refining docstring formatting and comments for maintainability. Leveraged Python, configuration management, and version control skills to deliver targeted improvements that support easier onboarding, cleaner workflows, and more maintainable codebases for both projects.