He was banned for life in 2013, for match fixing while playing for the El Salvador national football team.
On 1 February 2010, Chivas USA signed El Salvador international from FC Dallas who held a discovery claim on the player, the 23-year-old midfielder arrived in Los Angeles and comes on loan from Vista Hermosa.
Romero officially received his first cap on 13 October 2007 in a friendly match against Costa Rica.
Arguably, Romero's greatest moment to date as a Salvadoran international came on 11 February 2009 in a World Cup qualification match against Trinidad and Tobago when he scored two late goals from free kicks in the dying moments of the game to even the scores and save El Salvador from a disappointing home loss.
[8] On 20 September 2013, Romero was one of 14 Salvadoran players banned for life due to their involvement with match fixing.