AppDeliver.io recommends NodeJS Cloud Functions for the implementation of central server side functionalities. Cloud Functions, also called Serverless Functions, are the future of backend software development. Cloud functions allow simplified and accelerated software development. We prefer to deploy and monitor the functions in the Google Cloud in combination with Firebase. With Functions there is no need to set up, maintain, deploy, monitor and pay for a complete server. With Google Cloud with Firebase there is also a high free monthly quota and after that we bill you to the millisecond based on the required CPU time of your Google Cloud project. Thanks to the REST(ful) API structure and the cost-effective Google Cloud operation of your cloud based business, it is highly cost effective