Twelve-Factor Apps

Cloud computing is one of the most rapidly evolving technologies. It promises many benefits, such as cost advantage, speed, agility, flexibility, and elasticity. There are many cloud providers offering different services. They are lowering the cost models to make it more attractive to the enterprises. Different cloud providers, such as AWS, Microsoft, Rackspace, IBM, Google, and so on, use different tools, technologies, and services. On the other hand, enterprises are aware of this evolving battlefield and, therefore, they are looking for options for de-risking from lockdown to a single vendor.

Many organizations do a lift and shift of their applications to cloud. In such cases, the applications may not realize all benefits promised by the cloud platforms. Some applications need to undergo an overhaul, whereas some may need minor tweaking before moving to the cloud. This is, by and large, depends upon how the application is architectured and developed.

For example, if the...