DoorDash has restructured its caching system, a mix of different technologies across its microservices, into a unified, multi-layered cache. This new system provides a generic mechanism to address issues from the fragmented approach, such as cache staleness and heavy reliance on Redis. The architecture was driven by the need for improved performance and scalability, particularly … How DoorDash Rearchitected its Cache to Improve Scalability and Performance okumayı sürdür