Worked on reliability and configuration improvements across distributed systems, focusing on backend and infrastructure codebases. In the apache/flink repository, addressed a critical issue in Flink’s Kubernetes integration by enhancing the logging configuration mounting logic, iterating over common Logback and Log4j file names to ensure all relevant configurations are included, which improved deployment stability and observability. In the langgenius/dify-plugin-daemon project, resolved Redis CROSSSLOT routing errors by adjusting connection key prefixes, ensuring correct command routing in clustered environments and reducing production error rates. Utilized Java, Go, and Kubernetes, applying skills in backend development, configuration management, and optimization to deliver robust solutions.