Doudou spent his entire football career in Italy, joining Serie B club Perugia in 1997.
Doudou started his coaching career in 2014 working with a football school in Bari, his city of residence.
[9] On 1 November 2022, he was appointed in charge of the first team on an interim basis following the dismissal of head coach Mirko Cudini.
[12] On 24 October 2023, Doudou was hired as the new head coach of Eccellenza Apulia amateurs Corato.
[13] Doudou, a practicing Muslim, has been married since 2005 to a Catholic Italian woman from Bari, with whom he has two children (a son and a daughter).