During November 2025, Jochen Roethig focused on enhancing the reliability of the EEBus path within the evcc-io/evcc repository. He addressed edge-case failures by implementing targeted bug fixes that improved protocol handling and heartbeat logic, specifically rejecting negative consumption limits and correcting failsafe limit transitions. By removing an unnecessary lock, Jochen simplified concurrency controls and improved thread safety, ensuring more consistent backend operations. His work leveraged Go and concurrent programming techniques to strengthen the backend’s robustness. Although the period did not include new feature development, Jochen’s contributions provided depth by resolving complex concurrency and protocol issues in production environments.