She won the silver medal at the 2009 U20 World Championship, 2013 U23 World Championship and Bronze in the 2009 FIVB Women's World Grand Champions Cup and the 2015 Pan American Games. She won the gold medal of the 2009 NORCECA Championship, 2010 Final Four and the 2010 and 2014 Central American and Caribbean Games. Castillo also won the 2008, 2010, 2014 and 2016 Pan American Cup championship.