Steve Leigh enhanced the OctopusDeploy/OctopusClients and OctopusDeploy/OctopusTentacle repositories by delivering targeted backend features over two months. He developed an API extension for ad-hoc script execution, introducing a workerPoolIds parameter to give users precise control over worker pool selection, and updated related API signatures and tests using C# and the .NET Framework. In OctopusTentacle, Steve improved distributed system reliability by adding detailed RPC retry telemetry, including activity tracing, logging, and numeric attempt tracking for better observability and diagnostics. His work demonstrated depth in API development, backend engineering, and distributed systems, focusing on maintainability and operational transparency.