During their work on the parca-dev/parca repository, Junot Xiang focused on improving server routing reliability and API accessibility within a Go-based backend. They addressed a routing inconsistency by aligning grpcWebMux with StripPrefix, ensuring that gRPC gateway and REST routes were consistently accessible to clients. This targeted fix reduced discrepancies in request handling, leading to a more stable API surface and lowering support overhead. Junot applied the solution through a precise code change and supplemented it with tests for routing edge cases. Their work demonstrated depth in backend development, API gateway configuration, and gRPC integration, emphasizing robust interoperability and maintainability.