Worked on the DS4SD/docling repository to enhance developer experience and maintainability by focusing on comprehensive documentation improvements. Applied Python and software engineering skills to expand docstrings to Google-style for 15 PipelineOptions classes, clarifying usage and streamlining onboarding for new contributors. Improved the DocumentConverter documentation by adding runnable usage examples and correcting the max_file_size description, ensuring accuracy and practical guidance. Addressed documentation-related gaps by fixing docstring issues, adding a missing DOCLING_PARSE entry, and including deprecation notes to promote consistency and forward-compatibility. These efforts reduced onboarding time, minimized support overhead, and strengthened API usability for downstream development teams.