Month 2026-03 recap: Delivered major dev-ex and product quality improvements across two repos. Implemented Docker-friendly Django Debug Toolbar integration with dynamic IP detection and INTERNAL_IPS optimization to eliminate 403 errors in containerized development, and refactored top-level imports to use a set for faster lookups. Strengthened the peer review workflow to prevent cancellation of in-progress runs and ensure label updates occur on PR approval, enabling smoother multi-event handling. Reworked leaderboard scoring to accurately reflect bug-report activity, including filtering to count only bug-related points, applying post-annotation filters, and adding NULL-safe aggregations with Coalesce. This also included unit tests to cover edge cases and improve reliability. Improved internal testing and code quality with mocks isolation of external API calls and test refactors. In OWASP/Nest, enhanced UI by removing redundant tooltips and adding a placeholder for empty labels; refined the footer layout for mid-size screens to resolve spacing and alignment gaps. Technologies and skills demonstrated include Docker, Django, Python, ORM aggregations, test-driven development, mocking, and frontend CSS refinements. Business value includes reduced dev friction, more accurate contributor metrics, and improved user experience for both developers and product users.