Guillaume Gernez - is a video game programmer. Guillaume Gernez began his career in ?? and has worked for companies such as Ubisoft Milan, Ubisoft Montpellier and Ubisoft Entertainment. Guillaume Gernez's first game was ?? which was released ??. Best Game Guillaume Gernez contributed to was Rayman Legends Retold. Guillaume Gernez's latest work is ?? which was released ??.