Worked on the IBM/sarama repository to standardize error handling by removing the go-multierror dependency and adopting Go’s standard errors package throughout the codebase. This initiative focused on streamlining error creation and propagation, which improved the traceability and diagnosability of failures across multiple modules. By reducing reliance on external libraries, the work simplified dependency management and lowered ongoing maintenance requirements. The changes enhanced consistency in error reporting and made debugging more straightforward for future contributors. The project was implemented entirely in Go, with a strong emphasis on error handling best practices and careful management of dependencies to ensure long-term codebase stability.