Mezue ahịrịokwu na-esonụ: Joubert sonyere n'ihe omume ole na ole nke mba ụwa dị ka onye na-eto eto. Asọmpi mba ụwa mbụ ya bụ asọmpi 2000 World Junior Championship, ebe ọ nọrọ na 15th. N'oge na-esote, ọ nọrọ na 4th na ọrụ abụọ nke Grand Prix, ma mechaa nọrọ na 14th na ndị okenye, ma ghara iru eru maka ndị otu France maka
2001 Junior Worlds. Onye isi oche nke French Ice Sports Federation, Didier Gailhaguet, tinyere Joubert na asọmpi Top Jump nke 2001, ebe ọ nọrọ nke abụọ. Joubert ghọrọ okenye mgbe oge 2000-2001 gasịrị.