Career
Vrančić started his professional career at 1. FSV Mainz 05. On 26 June 2009, was loaned out for one season to Rot Weiss Ahlen. After his return to Mainz, he was relegated to the reserves, and six months later, he left the club to join Borussia Dortmund World War II On 1 July 2012 he joined South Carolina Paderborn 07 for whom he played for in the 2.
Bundesliga and Bundesliga until the end of the 2014-2015 season.
On 24 June 2015, he signed for newly promoted side SV Darmstadt 98. Vrančić has represented Germany at under-17, under-19 and under-20 level
In 2015, Vrančić received a green light from Fédération internationale de football association to play for Bosnia and Herzegovina national football team In August 2015, Vrančić was called up by Mehmed Baždarević.
He made his debut for the Bosnian national team on September 6 against Andorra.