He joined Hattrick on 26th of March 2005 with the nickname Superjhemp and manages the team FA Red Boys 05, actually playing in Nationaldivisioun. His nickname doesn't reflect arrogance or predominance but it's the name of a popular cartoon character and antihero in Luxembourg.
On 18th of October 2007 he became officially Language Administrator for Lëtzebuergesch after creating this new hattrick language together with Mod-Karlthegreat.
LA-Superjhemp was National Team Coach of Lëtzebuerg in the seasons 7, 8, 9 and 10. Later he managed the U-20 Team of Lëtzebuerg in the seasons 13, 14, 15, 16 and 17. On 6th of June 2008 he achieved with the U20 Team the first World Cup qualification in history for Lëtzebuerg. He was the first Luxembourgish speaking national coach in his country and stayed for a long time the only Luxembourger as a national coach.