During April 2026, this developer focused on backend enhancements across the modular/modular and modularml/mojo repositories, leveraging Python, gRPC, and protobuf. They refactored the KV cache client in modular/modular to a canonical implementation, removing outdated code and updating dependencies to streamline future integration and maintenance. In modularml/mojo, they scaffolded a new cache tier within the dKV KV connector, laying the groundwork for improved data access performance and scalability. By aligning caching components across both repositories, they reduced technical debt and facilitated easier cross-repo updates, demonstrating a methodical approach to API development, integration, and data management within distributed systems.