Ripere worked on build system improvements and observability enhancements across envoyproxy/envoy and google/quiche. For envoyproxy/envoy, Ripere upgraded the QUICHE dependency by updating the version and SHA256 hash in the build configuration, removed unused library targets, and improved build reliability and maintenance. In google/quiche, Ripere enhanced the Masque OHTTP client by adding logging for HTTP status codes in decoded OHTTP responses, which improved debugging and monitoring with minimal performance impact. The work demonstrated depth in C++, build systems, and network programming, focusing on maintainability, traceability, and operational visibility without introducing risk or disrupting existing workflows.