Felix Kurt Jähn (German pronunciation: [ˈfeːlɪks kʊʁt jɛːn]), known professionally as Felix Jaehn, is a German DJ and record producer specializing in tropical house. He achieved international success with his remix of Omi's song "Cheerleader", which topped the charts in multiple countries and reached number-one on the Billboard Hot 100 in 2015.

Source: Wikipedia (https://en.wikipedia.org/wiki/Felix_Jaehn)