Worked on stabilizing the Dataswarm Thrift client within the facebook/fbthrift repository, focusing on backend reliability through targeted bug fixes. Addressed a latent issue in the Python Thrift client by improving asynchronous error handling, specifically adding exception management to the _async_client_send_request_callback function. This change ensured that deserialization errors set exceptions on Futures, preventing pipeline freezes and reducing operational stalls. Leveraging skills in asynchronous programming, backend development, and error handling, the work enhanced pipeline uptime and improved error visibility. The approach prioritized minimal risk while delivering measurable improvements in incident response and overall reliability for Dataswarm workflows using Python.