Born in Brooklyn, New York, to Haitian parents and raised in Ottawa, Canada, David began his football journey with Ottawa Gloucester and Ottawa Internationals before moving to Europe at 17 to join Belgian side Gent. He made an immediate impact there, scoring on his debut in August 2018, and finished his first two professional seasons with an impressive 37 goals and 15 assists in 83 appearances, earning the Belgian league Golden Boot in the 2019/20 campaign.