In March 2026, Yon Kim developed a streaming observability feature for the debezium/debezium repository, introducing the NumberOfUnchangedEventsSkipped metric to enhance monitoring of streaming pipelines. Yon designed and implemented this metric in Java, focusing on providing visibility into events skipped during processing, which helps operators diagnose inefficiencies and optimize reliability. The work included comprehensive automated tests to ensure metric accuracy and seamless integration with existing monitoring systems, as well as thorough documentation updates to guide users in interpreting and applying the new metric. This end-to-end delivery demonstrated depth in metrics instrumentation, testing, and documentation within a production-grade Java codebase.