Worked on the stacklok/toolhive repository to enhance observability and test reliability in backend systems using Go. Developed an authorization response logging feature that surfaces skipped authorization checks by replacing silent failures with explicit warning logs, improving both security visibility and debugging efficiency. Addressed test flakiness by refactoring unit tests to resolve temporary directory paths to their real locations, ensuring more reliable and accurate test outcomes. Applied test-driven development and unit testing practices throughout the process. These contributions strengthened the project’s security posture and continuous integration reliability, reflecting a methodical approach to backend development and quality assurance in Go environments.