Worked on the envoyproxy/gateway repository to implement a Gateway Address Fallback feature for LoadBalancer Envoy services running on bare-metal Kubernetes clusters. This solution introduced a mechanism that leverages spec.externalIPs when no ingress address is available, ensuring that Gateway status accurately reports reachable addresses even in the absence of a load balancer controller. The approach improved reliability and observability by addressing a scenario where Gateway status could remain in a non-programmed state. The work was carried out using Go and Kubernetes, focusing on backend development to align with Gateway API expectations and reduce manual intervention in heterogeneous deployment environments.