https://en.wikipedia.org/wiki/Firebase

Firebase is a platform developed by Google for creating mobile and web applications. It was originally an independent company founded in 2011. In 2014, Google acquired the platform and it is now their flagship offering for app development. History. Firebase evolved from Envolve, a prior startup founded by James Tamplin and Andrew Lee in 2011.

https://firebase.google.com

Google Cloud + Firebase. Firebase projects are backed by Google Cloud, letting you scale your app to billions of users. Read more Trusted by the largest apps and games. Development teams around the world—including NPR, Halfbrick, Duolingo, and Venmo—use Firebase to ship their apps.