This article is a simple, step-by-step guide for those who have ideas and want to quickly implement them. We’ll use code to demonstrate how easy it is to build an application on Amazon S3. We’ll also highlight questions that you may ask before releasing an application.

What's That Tune? is a light-hearted mashup of three web services in C#. This proof-of-concept records audio from a microphone, saves it to Amazon S3, creates a task for workers to name the tune using Amazon Mechanical Turk, then polls Amazon ECS for related albums.