Ganglica worked on reliability and observability improvements across the etcd ecosystem, focusing on backend development and benchmarking using Go and Prometheus. In the slackhq/etcd repository, Ganglica enhanced test stability by introducing configurable timeouts for MemberDowngradeUpgrade tests, reducing flakiness and improving traceability. For k3s-io/etcd, Ganglica implemented a Prometheus gauge to monitor feature enablement, increasing production visibility into feature rollouts. In the etcd-io/bbolt repository, Ganglica expanded the Bolt Benchmark Tool with new command-line flags and a write mode simulating sequential deletions, enabling more realistic database benchmarking and capacity planning. The work demonstrated depth in system configuration and observability.