During August 2025, Bernot focused on enhancing the reliability of the test suite for the grafana/prometheus repository. He improved queue management and sampling tests by removing an obsolete benchmark and addressing a race condition involving backoff and age limits, ensuring the tests more accurately reflected production behavior. Working primarily in Go, Bernot applied his skills in software development and testing to reduce test flakiness and accelerate CI feedback. These targeted changes streamlined the testing process, reduced maintenance overhead, and contributed to more deterministic and maintainable continuous integration workflows, demonstrating a thoughtful approach to improving engineering quality within the project.