Firebase - Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Parse - Build applications faster with object and file storage, user authentication, push notifications, dashboard and more out of the box.
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
AnyPresence - AnyPresence is an Enterprise Backend as a Service for mobile app development and API augmentation.
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.