Born in
Witten,
West Germany, Backhaus made his professional debut with
Hannover 96 on 12 August 2001, against
SpVgg Unterhaching, on the 61st minute replacing
Nebojša Krupniković. He played for
Rot-Weiss Essen,
1. FC Union Berlin,
Borussia Mönchengladbach,
DSC Arminia Bielefeld and
Kickers Offenbach in Germany, and
AEK Larnaca in Cyprus. He played for
Valletta from summer 2007 but left the club at the end of the season, after the championship success to join
Kitchee SC of Hong Kong. Furthermore, Backhaus had contracts as a player in
Saudi Arabia,
Syria and
Lebanon. ==Honours==