András Mohay started studying music in Budapest music school at age 10 playing classical percussion. At the beginning of his teens he got acquainted with jazz, and parallel to his high school studies he attended the music studio of MZTSZ and studied under Vilmos Jávori. By that time he already played on a drum set.
After graduating he was admitted to the Jazz Drum Department of the Ferenc Liszt Academy of Music, where his teachers were Imre Kőszegi and Iván Nesztor. He obtained his diploma in 2003.
Mohay has played with predominant figures of jazz in Hungary: Béla Szakcsi Lakatos, György Vukán, kálmán Oláh, and Tony Lakatos, worked also with the Budapest Jazz Orchestra, and the Csaba Tűzkő Septet. From among foreign jazz greats he has had the chance to perform with Chico Freeman, Erik Truffaz, Rosario Giuliani, or Peter King. He has participated in several Hungarian and foreign jazz festivals including those in England, Russia, Belgium, the Czech Republic, and Romania.