Eason Cao modernized topology-aware scheduling tests in the kubernetes-sigs/kueue repository, focusing on aligning the test suite with the project’s evolving architecture. He refactored existing tests to use the Job resource instead of the deprecated JobSet, clarifying rank-ordering logic and improving test clarity. By removing outdated patterns and updating the test structure, Eason enhanced both reliability and maintainability, supporting future topology-aware scheduling enhancements. His work demonstrated careful engineering discipline, with precise commit messaging and a targeted approach that minimized production risk. Eason utilized Go, Kubernetes, and testing best practices to deliver measurable improvements to the project’s test infrastructure.