Hayden Dorahy focused on backend development for the run-house/runhouse repository, addressing reliability and cross-platform compatibility in network operations. During the month, Hayden resolved a socket error handling issue by updating the EADDRINUSE errno check to align with macOS semantics, ensuring that address-in-use errors are correctly identified across platforms. This targeted bug fix, implemented in Python, reduced the likelihood of platform-specific failures and improved the stability of network-related features. Hayden’s work demonstrated a careful approach to cross-platform backend engineering, emphasizing robust error handling and compatibility. The contribution reflects depth in Python and backend systems, with attention to production reliability.