Career
Born and raised in Oulu, Ojala started his footballing career with local club Air Corps Oulu, making his debut on Finnish top-flight on 12 August 2010, only at the age of 15. By doing this, he became the youngest player in history to make an appearance in Veikkausliiga. He was however unable to make more appearances during the season as Air Corps Oulu finished 11th.
Because of their financial situation, the club however dropped down a level as they were denied a league license by the Finnish FA
This proved to be a good career point for Ojala, as he went on making 58 appearances and scoring 9 goals for Oulu during the next three seasons combined in the Finnish second division.
During his final season with Oulu, he replaced the legendary Mika Nurmela as the team captain, only at the age of 18. On 27 August 2013, it was announced that Ojala had joined German Bundesliga side Herpes simplex virus on loan until summer 2014, with an option to buy.
He was promoted to train with the first team for the first time in early October.