Developed a keep-alive configuration enhancement for the gRPC-based Route Optimization client in the GoogleCloudPlatform/java-docs-samples repository, focusing on improving the reliability of long-running operations. The work involved implementing both an example and new settings to configure the gRPC channel keep-alive interval, addressing the risk of dropped connections during extended workflows. Using Java and leveraging API integration skills, the developer contributed practical, production-oriented sample code that demonstrates effective client configuration patterns. This feature increased the stability and resilience of route optimization processes, resulting in smoother operator experiences and more robust connections for users relying on the Route Optimization API client.