Articles
Scaling beyond one: How Airbnb evolved its data architecture for a multi-product world
Airbnb's data engineers walking through what happens to a decade-old data model when the product stops being "one thing" — Homes — and becomes three (Homes, Experiences, Services) at once: the consistent, flexible modeling framework they built so the same metrics and pipelines don't fork three ways. It's a useful case study in designing for extensibility in a data platform, not just a services layer, which is the part of "architecture" that gets talked about far less than it should. Relevant well beyond travel and marketplace companies — anyone with a growing product surface will recognize the problem.