Worked on enhancing data processing clarity and asynchronous programming robustness across two active repositories. In spacetelescope/romancal, delivered a feature that labels the input and output axes of GWCS transform functions, aligning them with coordinate frame names to improve transparency and consistency in the astronomy data pipeline. In astral-sh/ruff, updated the async-safe-channel allowlist to recognize trio.as_safe_channel as a safe decorator, supporting proper cleanup of async generators and strengthening static analysis for async patterns. Leveraged Python, asynchronous programming, and testing skills to address domain-specific requirements, focusing on maintainable solutions that improve both code quality and developer experience within each project.