[1] Altıntaş started her career entering the Ankara-based club Fomget Gençlik ve Spor in 2016.

She played her first match in the 2016-17 Turkish Women's Third Football League on 13 November 2016.

[5] Altıntaş was admitted to the Turkey girls' U-17 team, and debuted internationally at the UEFA Development Tournament against Russia on 12 May 2017.

[7] She became a member of the Turkey women's national team in the friendly match on 14 June 2021.

[8][9] On 12 June 2021, the World Day Against Child Labour, Altıntaş joined with some of her teammates a social activity launched on the social media by the Turkish "World Academy of Local Government and Democracy" (WALD) (Turkish: Dünya Yerel Yönetim ve Demokrasi Akademisi) in cooperation with the Turkish Football Federation.