Worked on the openemr/openemr repository to enhance the document API, focusing on improving client integration and data reliability. Delivered a feature that updated API responses to include both file name and hash, enabling easier client-side processing and better data discoverability. Addressed download reliability by correcting the logic for filename retrieval, ensuring accurate file identification and preventing issues with misnamed or failed downloads. Utilized PHP for backend development and SQL for data handling, emphasizing robust API design and maintainable code. The work contributed to a smoother user experience and reduced support overhead by strengthening the integrity and usability of document handling features.