During February 2026, Petit Baguette contributed to the grpc/grpc-java repository by addressing a bug in xDS routing related to fully qualified domain names (FQDNs) with trailing dots. They implemented RFC 1034-compliant normalization in RoutingUtils and XdsNameResolver, ensuring FQDNs ending with a dot are correctly handled and matched, which resolved IllegalArgumentException errors and improved interoperability with Istio-driven configurations. Their work included comprehensive unit tests in Java to validate exact, prefix wildcard, and suffix wildcard matching for FQDNs. Petit Baguette’s focused backend development enhanced RFC compliance and test coverage, reflecting a deep understanding of gRPC and Java networking.