Jennice Colaco enhanced the zenml-io/zenml repository by developing a Helm chart feature that allows users to define custom Kubernetes service annotations through values.yaml, addressing the need for flexible metadata management in ZenML server deployments. Using DevOps practices and YAML, Jennice’s work improved observability, ingress control, and deployment customization across Kubernetes environments. She also addressed deployment reliability by introducing a default empty object for service annotations, preventing configuration errors during automated deployments. The engineering work demonstrated a focused approach to infrastructure as code, delivering targeted improvements that simplify operational workflows and reduce risk in Kubernetes-based deployment pipelines.