Emily contributed to both the derailed/cilium and DataDog/cilium repositories, focusing on backend development and system resilience using Go and Kubernetes. She addressed endpoint lifecycle stability by implementing a fix in derailed/cilium that prevents deadlocks during IPIdentitySync failures, ensuring endpoints unlock reliably even when host IPs are unavailable. In DataDog/cilium, Emily enhanced load balancer reliability by introducing namespace-aware EndpointSlice naming, preventing cross-namespace collisions, and added regression tests to verify correctness. She also improved user setup by documenting kernel configuration requirements, specifically CONFIG_BPF_EVENTS. Her work demonstrated careful attention to error handling, testing, and maintainability across complex distributed systems.