Romero started his senior career with Tembetary in 2007. Two years later he joined Argentine Primera B Nacional team Boca Unidos but left soon after without making a league appearance. Romero then agreed to sign for Categoría Primera A club Boyacá Chicó in Colombia. He made his professional debut in a league match versus Deportivo Pereira on 8 August 2010. He appeared in ten further fixtures for Boyacá before departing. Spells with Corrientes clubs Deportivo Mandiyú and Textil Mandiyú followed. 2014 saw Romero join Torneo Federal B's Fontana. He joined Ferroviario in 2016 but returned to Fontana months later.
