In the 4 x 100 metres relay she finished fourth at the 2005 World Championships. She also competed at the 2008 Olympic Games together with Muriel Hurtis-Houairi, Myriam Soumaré and Carima Louami, but in their first round heat they did not finish and were eliminated due to a mistake with the baton exchange. Jacques-Sebastien later won a silver medal at the 2009 Jeux de la Francophonie.