Worked on the rancher/autoscaler and kubernetes/autoscaler repositories, focusing on enhancing Alibaba Cloud integration and improving reliability. Delivered backward compatibility for environment variables related to OIDC authentication, supporting both legacy and new naming conventions to ease migration. Addressed bugs in endpoint resolution by adding robust error logging and exposing response content during JSON unmarshalling failures, which streamlined debugging. Updated protocol data handling by switching to json.RawMessage, allowing for greater flexibility. Expanded test coverage to ensure long-term stability. All changes were implemented in Go, leveraging skills in cloud provider SDKs, environment variable management, error handling, and comprehensive testing practices.