Akkra's performing career has brought him to various countries in Asia, Europe, and North America. He has worked in masterclasses and coaching sessions with internationally acclaimed artists such as Leon Fleisher, Fou Ts'ong, Richard Goode, Pascal Rogé, Roy Howat, Dina Yoffe, Leslie Howard, Ronan O'Hora, and Jiří Hlinka. As an accomplished chamber musician, he is a founding member of the piano trio, Trio Phoenix, which was awarded the Peabody Conservatory’s Honors Ensemble for two consecutive years in 2014 and 2015, and brought him the Grace Clagett Ranney Prize in Chamber Music in 2015.