Worked on backend enhancements for two major open-source repositories over a two-month period, focusing on Python-based API development and asynchronous programming. In the mlflow/mlflow repository, delivered streaming tracing instrumentation for the OpenAI Agents SDK, improving observability and debugging for streaming workflows by enabling detailed autologging in run_streamed. For vllm-project/vllm-omni, implemented support for a configurable 2-10 output layer range in the Qwen-Image-Layered model, adding validation logic and updating documentation to align with upstream specifications. Emphasized robust unit testing and clear documentation, ensuring improved monitoring, easier integration, and reduced friction for downstream users and cross-team collaboration.