Who This Is For If you are deploying a frontend or full-stack app on AWS Amplify and your builds feel slower than they should be, this blog is worth reading. We are going to talk about Amplify's caching system — what it is supposed to do, what it actually does, and why in my experience it makes things worse, not better. No deep AWS knowledge is required. If you know what a build pipeline is and have used Amplify at least once, you will follow this completely. The Problem I Ran Into I was deploying an app on AWS Amplify. The build had two phases: install packages and build the app. Pretty standard setup. The total build time was sitting at around 9 minutes. That felt too long. So I opened the build logs and started looking at where the time was actually going.…