Wei Huang focused on backend reliability and documentation accuracy across erlang/otp and quarkusio/quarkus repositories. In erlang/otp, Wei improved the maps efficiency guide by correcting a documentation error in maps:remove/2 usage, ensuring that Erlang developers receive precise, traceable guidance. For quarkusio/quarkus, Wei enhanced Basic Authentication handling in Java, introducing charset-aware decoding of authorization headers and explicit failure responses for malformed credentials. This work strengthened security by preventing unauthorized access from improperly formatted headers. Wei’s contributions demonstrated careful attention to detail in both Erlang and Java, addressing subtle bugs and improving onboarding, security, and maintainability for backend systems.