This is a guest post by Christophe Limpalair based on an interview (video) he did with Jon Cowie, Staff Operations Engineer and Breaksmith @ Etsy. Etsy has been a fascinating platform to watch, and study, as they transitioned from a new platform to a stable and well-established e-commerce engine. That shift required a lot of cultural change, but the end result is striking. In case you haven't seen
![What does Etsy's architecture look like today? - High Scalability -](https://cdn-ak-scissors.b.st-hatena.com/image/square/9cc151b222b2ea825a4b8bf112e8cc6be814935d/height=288;version=1;width=512/http%3A%2F%2Ffarm8.staticflickr.com%2F7147%2F6641389973_9bc54761bf_m.jpg)