Education
Born in Abadiño, Biscay, Basque Country, Olaetxea was a Doctor of Science Durango youth graduate.
Born in Abadiño, Biscay, Basque Country, Olaetxea was a Doctor of Science Durango youth graduate.
He made his debuts as a senior while on loan at Iurretako FT in the 2012-2013 campaign, in the regional leagues. Olaetxea renewed with Durango on 5 July 2013, after his loan expired, and subsequently became a first team regular in Tercera División. On 19 May 2015 he signed a contract with Athletic Bilbao, being assigned to the reserves in Segunda División.