Worked on the Netflix/maestro repository to enhance the reliability of the Workflow Management subsystem by addressing a critical edge case in job event enqueuing. Focused on backend development using Java, the developer fixed a bug that previously prevented job events from being enqueued when the number of unblocked instances was below the batch limit, ensuring that events are now always enqueued if any instances are unblocked. Added targeted unit tests to validate this behavior and integrated these checks into continuous integration workflows. This work reduced the risk of stalled jobs and improved overall workflow throughput and maintainability within the system.