``---

title: "IaaS Explained: What It Is, How It Works, and What Netflix Teaches Us About AWS"

published: false

description: "A practical guide to Infrastructure as a Service (IaaS), with Netflix's move to AWS as a case study and a hands-on EC2 example."

tags: cloud, aws, devops, beginners

Introduction

Not long ago, launching a product meant buying servers, waiting weeks for delivery, racking them in a data center, and hoping you had guessed your capacity correctly. Today, you can have a production-ready virtual machine in under a minute.

That shift is the result of Infrastructure as a Service (IaaS) .…