Amazon Web Service (AWS) is a subsidiary of Amazon that started to provide on-demand cloud computing platforms such as Amazon Elastic Compute Cloud (EC2), Amazon Simple Storage Service (Amazon S3) and Amazon Relational Database Service (RDS) on 2006.
One of the feature of AWS is that AWS offers you a pay-as-you-go approach that you can adapt your business depending on need and not on forecasts, reducing the risk or overprovisioning or missing capacity.