Career
Early career
Štetina made his the Corgoň Liga debut for Football Club Nitra in a 1–1 draw against MŠK Žilina on 11 July 2009. He played 24 matches in his first Corgoň Liga season. In the next season he made 18 appearances for Nitra and then was transferred to Ukrainian club Metalist Kharkiv in March 2011.
Metalist Kharkiv
Štetina debuted in the Ukrainian Premier League in a 0–0 draw against Vorskla on 5 March 2011.
He played only two matches in the 2010-2011 season and failed to make a league appearance in the 2011-2012 season. He returned to Slovakia in February 2012, signing a half-year loan deal with Tatran Prešov.
Štetina joined Czechoslovakian club Dukla Prague on a year"s loan in July 2012, making his Gambrinus liga debut on 28 July 2012, playing four minutes as a substitute in a 1–1 draw against Sparta Prague. Štetina represented Slovakia in the 2008 Union of European Football Associations European Under-17 Football Championship elite round, making his competitive debut against Serbia on 26 March 2008.
He subsequently played for his country at under-19 and under-21 level