
He lasted all 120 minutes in Porto Alegre on 30 June 2014, screening the back four while Germany, who went on to lift the trophy, needed extra time to beat Algeria 2-1. That match was Algeria's first ever World Cup knockout tie, and it closed a 26-cap international run that also took in a starting place at right-back against Belgium in the group opener and the 2013 Africa Cup of Nations. Career record: 25 caps and 0 goals for Algeria; club career at ASOA Valence, Nîmes Olympique, A.C. Ajaccio.
| 2004–2005 | ASOA Valence |
| 2005–2006 | ÉDS Montluçon |
| 2006–2007 | FC Sète |
| 2007–2011 | Nîmes Olympique |
| 2011–2014 | A.C. Ajaccio |
| 2014–2015 | F.C. Lorient |
| 2015–today | SC Bastia |
| Algeria | 25 caps, 0 goals |
Algeria legends whose careers overlapped Mostefa's
One rank above: Essaïd Belkalem at #32.
Algeria's editorial top five: Rabah Madjer · Riyad Mahrez · Lakhdar Belloumi · Mustapha Dahleb · Hacène Lalmas.