Youga started his career at Saint-Priest but soon made a move to Lyon, where he failed to break into the first team, playing only for the second squad.

[5] A graduate of Saint-Priest's youth academy, Youga played one match in the Championnat National 3 in 2010–11 season, before joining Lyon in the summer of 2011.

He enjoyed a successful season at Stade de la Rabine and quickly established himself as a first-team regular.

[8] He established himself as a starter for the "redmen" and also occasionally captained the side, but was demoted from the first team in the beginning of the 2024-25 season and subsequently only played for the reserves.

[10] At the age of 20, Youga made his international debut for the Central African Republic in a 2014 FIFA World Cup qualification match against Botswana on 15 June 2013.