Evolution of a Backend for a Streaming Application
Joyn evolved from a single-node architecture to a multi-region serverless backend on AWS, using the Hub and Spoke pattern for data consistency, cell-based isolation to reduce blast radius, and cost-efficient active-active deployment.
入选理由:采用 Hub and Spoke 架构确保跨区域数据一致性,中心 Hub 管理全局状态。

