When you get stuck with a problem a friend might be able to help you with you will need to allow him access to your Amazon EC2 cloud machine. Here’s one way to to this.
As the largest cloud computing company Amazon Web Services (AWS) offers various options to use compute-power on an “as-needed” basis. You can choose what size and type of machine, what number of machines – and you can choose a price model where you are “bidding” for the resource.
A summary of how to share Amazon cloud storage (S3 bucket) with a co-worker, allowing them to share data with you.