You can only move as fast as your QA process allows. That’s why in order to do continuous delivery, you need to adopt an equally continuous QA process.
A less obvious cost is your CD development is effort required to keep your application CD-friendly. This post covers one of the thorniest problems of the continuous delivery world: deployment race conditions, and two alternatives for solving this issue.
Testing earlier helps teams catch bugs earlier and move faster. Here are three ways that three different companies approach testing to help speed up development and deploy more confidently.