During September 2025, Ben enhanced the rabbitmq-server repository by developing a deterministic AWS peer discovery feature aimed at stabilizing cluster formation in cloud environments. Leveraging Erlang and his expertise in distributed systems and networking, he addressed inconsistencies in hostname resolution caused by arbitrary AWS API response ordering. His approach involved sorting network interfaces by device index and private IPs by their primary flag, ensuring predictable and reliable cluster behavior across AWS deployments. This work improved operational reliability and scalability for backend systems running on AWS, demonstrating a deep understanding of cloud computing challenges and the intricacies of distributed peer discovery mechanisms.