Background
Mandiangu was born in Kinshasa, Zaire. His family emigrated to Mönchengladbach in Germany shortly after his birth.
Mandiangu was born in Kinshasa, Zaire. His family emigrated to Mönchengladbach in Germany shortly after his birth.
He began his career with Polizei SV before moving to the youth team of Borussia Mönchengladbach in 2002. In July 2007 he moved out of his family"s home and into the Borussia Mönchengladbach boarding school. Mandiangu spent his early senior career with Borussia Mönchengladbach II, MSV Duisburg II and TSG Neustrelitz.
He moved to Berliner Football Club Dynamo in May 2014.
He left the club by mutual consent in March 2015, and then signed for Dutch club Football Club Eindhoven on an amateur basis. In December 2015 it was announced that Mandiangu would sign for Scotish club Hamilton Academical.
After training with the club for three weeks, the deal completed in January 2016, with the contract running until the end of the 2015-2016 season. He represented Germany at under-15, and under-18 youth levels, making a total of 22 youth international appearances.