Worked on backend development for the IBM/unitxt repository, focusing on improving the reliability of authentication and authorization workflows. Addressed a critical bug in the WML Inference Engine by ensuring that credentials are correctly assigned when only a Space ID is provided, which previously led to mis-binding and downstream errors. Utilized Python to implement the fix, enhancing the stability of credential handling for production environments. The solution involved careful analysis of credential association logic to prevent authentication errors, supporting more robust WML workflows. Demonstrated attention to backend systems and Python programming, with a focus on resolving complex integration issues in enterprise software.