Mike Haley developed the Collaboration Reports MVP for the HHS/Head-Start-TTADP repository, delivering an end-to-end feature that included a React frontend route with navigation and pagination, as well as initial backend API scaffolding using Node.js and Sequelize. He designed foundational data models for CollabReport, incorporating timestamped fields and soft-delete semantics to support data integrity and future scalability. In the backstage/backstage repository, Mike improved error handling by refactoring error messages for missing annotations and updating related unit tests. His work emphasized robust schema design, clear error reporting, and thorough documentation through Architecture Decision Records, reflecting a thoughtful and methodical engineering approach.