He began his 2012 with his first senior medal, taking bronze at the 2012 Ibero-American Championships in Athletics just ahead of his older compatriot Iván López. He became an under-20 global finalist at the 2012 World Junior Championships in Athletics, finishing seventh after a national junior record of 3:43.16 minutes in the qualifiers. He moved up another age category for the 2012 South American Under-23 Championships in Athletics and took the bronze medal, beaten this time by López, as well as Argentine Federico Bruno.