During May 2025, David focused on enhancing the Remix MDX documentation within the remix-run/remix repository. He updated the MDX guide to clarify that including the highlight.js CSS file is required for proper syntax highlighting, addressing a common source of user confusion and reducing potential support requests. This work involved technical writing and documentation skills, utilizing Markdown and YAML to ensure clarity and accuracy. David also added a new contributor to the contributors.yml file, supporting community engagement. The scope of work was targeted and well-defined, centering on documentation improvements rather than feature development or bug fixes during this period.