During January 2026, Sriram Sowmithri focused on backend development for the tambo-ai/tambo repository, addressing a critical authentication issue in the MCP server integration. He improved the OAuth callback flow by removing a hardcoded callback URL and dynamically deriving it from the base URL, ensuring correct redirection after authorization. This TypeScript-based solution enhanced the reliability and maintainability of the authentication process, reducing user-facing errors and support requests. Leveraging skills in API integration and OAuth, Sriram’s targeted bug fix resolved issues #1837 and #1839, resulting in a more robust end-to-end authorization experience and a cleaner, centralized authentication codebase.