Career
Mainly a central defender, he can also play as a left back. Born in Valencia, Caballero made his debuts as a senior with Tavernes Blanques CF, in the regional leagues. In the 2011 summer he moved to UD Juventud Barrio del Cristo in Tercera División and appeared regularly for the side during the campaign, suffering relegation.
On 30 January 2013, after a stint at Civil Defense Llosa, Caballero signed for Segunda División B side Yeclano Deportivo.
On 18 July, after another drop, he joined Civil Defense Acero in the fourth tier. On 29 January 2014 Caballero moved abroad for the first time in his career, signing for Slovak 2.
Liga club MFK Zemplín Michalovce.