Migrating from a Monolith to a New Service

Ever wondered how to slice a tiny feature out of your massive monolith without breaking everything? The Stack Overflow crew did exactly that: spun up a dedicated microservice, shifted data into its own DB, and slapped on a shiny microfrontend in a fresh framework—all live and with zero downtime.

In this talk at NDC Copenhagen 2025, they spill the tea on eventual consistency headaches, wrangling multi-tenancy, circular references, CORS nightmares, and other fun pitfalls. You’ll hear their approach, the roads not taken, and the nuggets of wisdom they pocketed along the way.

Watch on YouTube