Stephen Kriss focused on enhancing maintainability and compatibility across Kubernetes-based projects during July 2025. In the openshift-service-mesh/sail-operator repository, he refactored IstioRevision integration tests by organizing test specifications within containers and standardizing cleanup procedures, which improved test clarity and reliability. Simultaneously, in the istio/istio repository, Stephen migrated the istiod Helm chart to use EndpointSlices, addressing Kubernetes 1.33 deprecation and ensuring remote Istio deployments remain compatible with newer clusters. His work leveraged Go, Helm, and YAML, emphasizing integration testing and refactoring to streamline contributor onboarding and reduce upgrade risks, demonstrating a thoughtful approach to infrastructure evolution.