During May 2025, Brian Jackson focused on improving the reliability of the test suite for the Shopify/roast repository. He addressed persistent flaky tests by refining fixture setup, specifically adding a missing directory to ensure consistent test environments, and updated error-message assertions to reflect current outputs. Working primarily with Ruby, Brian applied his debugging and testing skills to eliminate sources of intermittent failures, which previously hindered continuous integration feedback. Although he did not deliver new features during this period, his targeted bug fix enabled faster and safer deployments, laying a more stable foundation for future development and reducing time spent on troubleshooting.