Nandhu worked on dynamic directory management and protocol enhancements across the modelcontextprotocol/servers and apple/containerization repositories. He implemented the Dynamic MCP Roots Protocol, enabling runtime override of allowed directories while maintaining backward compatibility, and refactored roots processing into a dedicated module to improve testability and error handling. In the containerization repository, he updated vminitd logic to preserve custom HOME environment variables, adding regression tests for stability. Nandhu also enhanced symlink resolution and home directory support, and standardized elicitation protocol terminology for clarity. His work leveraged TypeScript, Node.js, and system programming, demonstrating depth in backend development and technical documentation.