Zupo participated in the 2005 and 2006 Pan American Championships; he won a bronze medal at the 2006 Pan American Judo Championships in the openweight category, and a silver medal at the 2006 Central American and Caribbean Games in the team category. He also won a Golden Medal at the 2006 Mexico City International Tournament, two silver medals at the 2008 and 2010 Mexican Championships, and one Golden Medal in the junior category at the 2002 National Olimpiade in San Luis Potosí.