Andrei Ozerov developed infrastructure enhancements across cilium/cilium and nebius/nebius-solutions-library, focusing on Helm chart customization and deployment stability. In cilium/cilium, he introduced a configurable file compression option for Hubble exporter logs, using Helm and YAML to reduce disk usage and improve storage management. He updated documentation and configuration guidance to support user adoption of this feature. In nebius/nebius-solutions-library, Andrei upgraded the CSI Helm Chart and csi-mounted-fs-path to align with upstream fixes, ensuring compatibility and minimizing regressions. His work demonstrated practical application of DevOps principles, Infrastructure as Code, and documentation to address operational efficiency and maintainability.