Career
He is now working at the Winter Goalkeeper Academy of Coerver Coaching in Maryland. Nicknamed Scorpion, Barrera learned his trade in the United States of America as son of Salvadoran immigrants. He went to play in El Salvador for Águila, one of the big boys in Salvadoran football.
Barrera made his debut for El Salvador in an April 1997 UNCAF Nations Cup match against Honduras and has earned a total of 4 caps, all of them at the 1997 UNCAF Nations Cup.