Depending on how you are going about it, Google App Engine may suit you the best..uses java, python, or go One huge advantage - its free till 5,000,000 hits or

Depending on how you are going about it, Google App Engine may suit you the best..uses java, python, or go One huge advantage - its free till 5,000,000 hits or some given # of cpu cycles That said, you would need to carefully evaluate your requirements first. App engine uses Big Table for database, and they recommend it for apps that have a lot more reads than writes. Google it!