Caching, multi-tenancy, E2E tests, and database cutovers. Issue 1.
Awaiting the Shopify engineering blog where the cache causes a major outage, because that's what Redis and Memcached nearly always do when they're used to paper over a design that doesn't scale.
Awaiting the Shopify engineering blog where the cache causes a major outage, because that's what Redis and Memcached nearly always do when they're used to paper over a design that doesn't scale.