During March 2026, contributed to the sorbet/sorbet repository by addressing a critical bug in the Ruby RBI static analysis tooling. Focused on improving type safety, the work involved updating the module attr_accessor, attr_reader, and attr_writer methods to consistently return arrays of symbols rather than NilClass, aligning with expected RBI contracts and enhancing API usability for downstream consumers. The solution was implemented in Ruby, leveraging static analysis techniques to clarify return types and reduce potential errors for developers using Sorbet. All changes were validated through continuous integration tests and code review, ensuring stability and reliability for the broader developer ecosystem.