Alex worked on the 2gis/on-premise-helm-charts repository, where he developed a Redis Integration Feature Flag to provide optional Redis support for key management. He implemented this feature using Helm and Kubernetes, focusing on backward-compatible changes to YAML configuration files and templates. By introducing the feature flag, Alex enabled safer, staged rollouts and reduced deployment risks for Redis-enabled environments, while also improving configurability for on-premise deployments. He supplemented the technical changes with comprehensive documentation, detailing usage, rollout strategies, and configuration updates. The work demonstrated a focused approach to DevOps practices, emphasizing maintainability and deployment flexibility within a short project timeframe.