In May 2025, Matt contributed to the elixir-lang/elixir repository by enhancing the core module documentation to improve developer experience. He implemented a feature that converted static section references into clickable links, allowing users to navigate directly to related documentation sections such as Compile callbacks and Module attributes. This documentation-focused change, developed using Elixir and leveraging technical writing skills, aimed to reduce navigation time and cognitive load for developers working with core docs. The work did not introduce any API changes but established a foundation for future in-document linking improvements, reflecting a thoughtful and targeted approach to documentation quality.