[rkwz]

Yep, React is a good choice because FB is using it in production in their consumer facing apps. But React Native is not used that way by FB (yet?)

[Matsta]

FB are using Reactive Native for their Groups, Ad Manager and F8 Conference apps: https://facebook.github.io/react-native/showcase.html

[sotojuan]

They are. In general it Facebook open sources something it means they use it.