Club Atlético Vélez Sarsfield
Born in Mar del Plata, Buenos Aires Province, Esnáider began his footballing career with Ferro Carril Oeste, and made his professional debut against Club Atlético Vélez Sarsfield on 2 September 1990. After only six games, he was bought by Real Madrid, and still managed two first-team appearances during the 1990–91 season, also going on to score nearly 20 goals for the reserves in Segunda División.