After the war ended, he returned to Belgium and when he was 22, he started working as an illustrator for the newspaper La Meuse. He got a contract with businessman and journalist Georges Troisfontaines, who started the press agency "World Press". There, Hubinon met Jean-Michel Charlier, another illustrator for the agency.
Upon the cessation of hostilities, he returned to Belgium and commenced his career as an illustrator at 22 with a position at the newspaper La Meuse. He collaborated with businessman and journalist Georges Troisfontaines, who founded the news agency "World Press". It was there that Hubinon met Jean-Michel Charlier, another illustrator affiliated with the agency.