Worked on improving test stability and reliability for the google/tunix repository, focusing on resolving a persistent issue in the model loading tests. Addressed a flaky test failure by updating the test logic to switch the model loading mode from 'optimized' to 'auto', which allowed for more flexible and deterministic test scenarios. This targeted bug fix, implemented using Python and testing frameworks, enhanced the robustness of the test suite and reduced continuous integration flakiness. The work contributed to lower maintenance costs for the test infrastructure and ensured more reliable outcomes for model loading validations within the project’s automated testing pipeline.