Boudouani turned professional in 1989 and had two early victories over future titlist Javier Castillejo prior to capturing the WBA Light Middleweight Title by defeating Julio César Vásquez by fifth-round KO.
In 1989, Boudouani began his professional boxing career and won two bouts against future world champion Javier Castillejo before winning the WBA Light Middleweight title by knocking out Julio César Vásquez in the fifth round.