Worked on improving the reliability of configuration management tests for the rollkit/rollkit repository by addressing flakiness in the TestAddFlags suite. Introduced synctest to control the time source, making the tests deterministic and reducing inconsistent results during continuous integration runs. Focused on Go for both development and testing, applying time-source stubbing to ensure reproducibility and faster feedback cycles. This effort enhanced the robustness of the test infrastructure, allowing for more trustworthy releases and streamlined CI processes. The work centered on bug fixing rather than feature development, demonstrating a methodical approach to software quality and test stability within the Go ecosystem.