Zeyi focused on build system hardening for the fbthrift and CacheLib repositories, addressing fragility in Python DLL discovery within CMake-based workflows. By removing hardcoded Python DLL search paths and implementing a more robust, environment-agnostic discovery mechanism, Zeyi reduced build failures and improved consistency across continuous integration environments. The work involved C programming and CMake configuration, with careful attention to maintainability and cross-repo alignment. Delivered through clear, well-documented commits, these changes streamlined onboarding for new developers and minimized environmental dependencies. Zeyi’s contributions demonstrated a thoughtful approach to build system reliability, emphasizing practical solutions to recurring infrastructure challenges.