Worked on the DataDog/cilium repository to enhance backend reliability by addressing a critical nil-pointer dereference in the Peer.Equal() function. Using Go, implemented a switch-based approach to safely handle both nil and non-nil Address fields, replacing a fragile boolean expression that previously risked runtime panics. Added comprehensive regression tests to cover mixed nil and non-nil scenarios, ensuring future stability and preventing similar issues. This fix directly reduced hubble-relay crash loops in dynamic environments such as GKE NAP and spot node pools, improving peer management resilience. The work emphasized robust backend development practices and thorough test coverage for high-churn systems.