Srinivas Koppu developed a Cassandra Gossip Status Monitoring Endpoint for the apache/cassandra-sidecar repository, focusing on enhancing system observability and monitoring readiness. He designed and implemented a dedicated API route and handler in Groovy and Java to expose the gossip health status as either OK or NOT_OK, supporting proactive issue detection. Srinivas updated the API contracts to ensure backward compatibility and aligned storage operations to integrate the new monitoring data flow. He also expanded automated test coverage to validate endpoint behavior and edge cases. This work demonstrated depth in backend and API development, addressing a targeted operational need without introducing bug fixes.