[1][2] Iosif Stibinger was born on 24 September 1923 in Reșița, Romania and made his senior debut at Hungarian team, Elektromos at age 18.
[1][2][3][4][5] After one year he went to play for Nagyváradi AC in Crișana, which that time was occupied by Hungary, winning the 1943–44 Nemzeti Bajnokság I, contributing with three goals scored in 20 matches.
[1][3][4][5] Stibinger scored four goals in six matches in his first season spent at ITA, helping the club win the Divizia A title.
[1][2][3][4][5][6] Iosif Stibinger made his last Divizia A appearance in a 4–1 victory against CFR Cluj, having a total of 50 games played with 19 goals scored in the competition, all for ITA Arad.
[7][8] His second and last appearance also took place on the Giulești Stadium in a 1–0 loss in front of Albania at the 1948 Balkan Cup.