During March 2025, Bex Elbie authored centralized credential management documentation for the menloresearch/litellm repository, focusing on improving proxy configuration practices. Bex used Markdown to detail how credentials can be defined once and reused across multiple models, illustrating the approach with environment variable loading examples. This documentation addressed challenges in secret rotation and configuration duplication, providing clear guidance for onboarding and deployment consistency. By standardizing credential handling, Bex enhanced the security posture and maintainability of LiteLLM proxy setups. The work demonstrated depth in documentation skills and a thoughtful approach to developer experience, though it did not involve direct code or bug fixes.