[1] Haddouche is an eight-time winner of the Algerian Chess Championship, most recently in 2017.
[6] He has also won three medals in chess events at the Pan Arab Games: silver and bronze in 2007,[7][8] and gold in 2011.
[9] He played in the Chess World Cup 2017, being defeated by Ding Liren in the first round.
He took second place at the 2018 Ivory Coast Rapid and Blitz Invitational.
[10] He won the Arab Individual Chess Championship in Sharjah, UAE in 2018.