During November 2025, Juho Syrjanen developed HPA-driven replica management for the envoyproxy/gateway repository, focusing on dynamic scaling and GitOps alignment. He implemented conditional rendering of the Deployment spec.replicas field in Helm charts, ensuring that when Kubernetes Horizontal Pod Autoscaler (HPA) is enabled, replica counts are managed automatically, preventing configuration drift. Using DevOps practices and YAML, Juho added test configurations to validate behavior when HPA is disabled, establishing safe defaults and reducing manual intervention. This work improved production reliability and cost efficiency by allowing runtime scaling while maintaining GitOps consistency, demonstrating a thoughtful approach to infrastructure automation and stability.