In 2008, Kurbas signed for Kalev. He won his first Estonian Championship in the 2008–09 season. Kurbas averaged 8.3 points and 2.4 rebounds per game.
On 22 July 2010, Kurbas signed for Estonian champions Tartu Ülikool.[1] In the 2013–14 season, Kurbas averaged 9 points, 2.2 rebounds and 1.6 assists per game and was named to the All-KML Team.[2] He won his second Estonian Championship in the 2014–15 season, after TÜ/Rock defeated Kalev/Cramo in the finals, winning the series 4 games to 1. Kurbas was named KML Finals Most Valuable Player.[3]
On 26 July 2016, Kurbas signed a one-year contract with Swedish champions Södertälje Kings.[4]
Estonian national team
As a member of the senior Estonian national basketball team, Kurbas competed at the EuroBasket 2015. During the tournament, he averaged 5.3 points, 2 rebounds, 1 assist in 19.3 minutes per game.[5] Estonia finished the tournament in 20th place.