During February 2026, Saputkin focused on backend reliability for the facebook/pyre-check repository by addressing integration test failures related to SQLAlchemy 2.0.45. Using Python and leveraging skills in database management and testing, Saputkin updated test signatures to match the latest typeshed specifications and removed deprecated artifacts, such as outdated mock services. This targeted bug fix ensured that integration tests accurately reflected current database interaction methods, reducing flaky failures and maintenance overhead in continuous integration. The work demonstrated careful attention to compatibility and maintainability, resulting in a more robust testing pipeline and improved alignment with evolving SQLAlchemy standards.