Janne Mensonen focused on stabilizing Kubernetes and OpenStack integration by upgrading the OpenStack CSI driver and enhancing RBAC rules in the kubernetes/kops repository. Using YAML and leveraging skills in Cloud Infrastructure and DevOps, Janne updated container images for the CSI driver to newer versions, improving workload stability and compatibility in production clusters. The work included adding the 'patch' verb to PersistentVolume RBAC rules, enabling dynamic configuration through patch operations. Janne validated the upgrade path with a dedicated commit, simplifying future maintenance. This targeted feature work addressed deployment reliability and usability, reflecting a deep understanding of Kubernetes operations and infrastructure automation.