On the juniors tour, Marinkovikj has a career high ITF junior combined ranking of 686, achieved on 2 January 2017.

[citation needed] She started studying at George Washington University, in 2018.

[1] In 2020 she was the number 1 player for both singles and doubles after winning the Rookie of the Year award in 2019 at GWU.

[2] Marinkovikj made her Fed Cup debut for Macedonia in 2015, while the team was competing in the Europe/Africa Zone Group III, when she was 15 years and 345 days old.

She represented her country on 4 Fed Cup Competitions, playing on position number 1 the last two years.