Worked on the permaweb/HyperBEAM repository to enhance backend reliability by addressing a critical issue in message storage and caching. Focused on restoring the original Signed ID-based storage and linking, the work reverted a previous design change to ensure data integrity and consistent behavior with earlier releases. Using Erlang and leveraging caching expertise, the developer fixed message ID calculation and its integration with the caching path, aligning storage, retrieval, and cache invalidation with expected semantics. These changes stabilized the messaging system, reduced regression risk, and improved operational predictability, contributing to safer deployments and more reliable access for users in August 2025.