[2][3][4][5] Ubeda began his career in 1980 and had his first title fight in 1986, losing to Andre Masseurs in their match for the Dutch Youth kickboxing belt.

He defeated the reigning champion Azem Maksutaj, knocking him down three times on the way to a first round stoppage victory in Nijmegen, Netherlands.

Between 1997 and 2000, Ubeda would take part in a number of high-profile bouts, defeating fighters such as Ashwin Balrak, Stephan Nikiema and Ivan Hippolyte (their final match of three) and winning the I.K.B.O.

world title against Sakmongkol Sithchuchok in 1999 – Sakmongol's relentless kicks eventually breaking Ubeda’s arm in the fifth round of their bout.

In 2002 Ubeda won two more titles, defeating Turkish fighters Şahin Yakut and Yücel Fidan to win the World Kickboxing Association (W.K.A.

title would be the last honour that Ubeda would claim, as years of damage from low kicks had taken their toll on his shins and meant that he would only be able to fight using full-contact style kickboxing from then on.