In April 2025, Alex focused on enhancing the Ephember integration within the home-assistant/core repository, delivering multi-home and multi-zone management features and improving hot water device handling. By migrating the Ephember component to the pyephember2 library, Alex ensured better compatibility and future-proofing for ongoing development. The work included implementing a unique identifier for EphEmber thermostats, which improved device identification and reliability across multiple homes. Leveraging Python for backend development and API integration, Alex’s contributions addressed scalability and maintainability, laying a solid foundation for future enhancements while resolving challenges related to device management in complex, multi-home environments.