Sofia Ferreira enhanced the reliability and controllability of asynchronous mv and mvr operations in the bluesky/bluesky repository by implementing timeout support for plan stubs. She expanded test coverage to include group configuration and timeout scenarios, addressing test fragility and improving observability. Using Python and leveraging her skills in API design and backend development, Sofia de-specialized mv tests to increase stability and maintainability. Her work enabled predictable move behavior under time constraints, supporting stronger reliability metrics for production environments. The depth of her contributions is reflected in the improved test infrastructure and the robust handling of asynchronous operations within the codebase.