Mavinga, 25, was recently on loan with ES Troyes AC (Troyes) of the French Ligue 1 making a combined 23 appearances. He played his youth soccer with both Paris Saint-Germain and Liverpool. After signing professionally for Liverpool, he spent one season with the club but did not feature for the senior squad. He joined Belgian Pro League club K.R.C. Genk on loan in December 2010 and helped the team capture the 2010–11 Belgian Pro League Championship. In July 2011, Mavinga’s contract was purchased by Stade Rennais Football Club (Rennes). He made 53 combined appearances across all competitions. At the conclusion of the 2013 season, Mavinga was sold to Russian side Rubin Kazan. After playing one year with the Russian side, Mavinga went on two separate loan spells in France. During the 2014-15 season, he was loaned to French club Stade Reims and most recently with Troyes.
Mavinga represented the French Men’s national team at the U-19, U-20 and U-21 levels. He helped the French U-19 team capture the 2010 UEFA Under-19 Championship. Mavinga earned his first senior international cap with DR Congo. It came during an Africa Cup of Nations qualification match on September 6, 2015.