Rodrigo Cardoso enhanced secure token management for the stacklok/toolhive repository by implementing RFC 8707 resource parameter support during OAuth2 token refresh. He refactored the token source logic to utilize oauth2.Config.Exchange, streamlining the refresh process and improving reliability. Working primarily in Go, Rodrigo focused on API development and testing, removing custom response body limiting to simplify the codebase and addressing lint issues to align with project standards. His work improved maintainability and reduced technical debt, delivering a targeted feature that enables precise resource-scoped token handling while ensuring the code remains robust and easier to maintain for future development.