Swizec Teller is running a free course at https://school.shoutem.com/ https://school.shoutem.com/. Stephen Grider has a few good video courses on Udemy such as

Swizec Teller is running a free course at https://school.shoutem.com/ https://school.shoutem.com/. Stephen Grider has a few good video courses on Udemy such as https://www.udemy.com/react-native-advanced/ https://www.udemy.com/react-native-advanced/.