[2] She has been selected to compete for the Republic of Macedonia in two editions of the Olympic Games (2000 and 2004), finishing outside the top 30 in both air and small-bore rifle shooting.

There, she finished in a two-way tie with Philippine shooter Rasheya Jasmin Luis for forty-fourth place in the 10 m air rifle, posting a qualifying score of 384.

[4][5] In the 50 m rifle 3 positions, Pešić came up with a much sufficient aim to obtain a total of 561 points (190 each in prone and standing and 181 in the kneeling series) in the qualifying round, vaulting her up to thirty-sixth.

[6] At the 2004 Summer Olympics in Athens, Pešić qualified as a lone markswoman for her second Macedonian team in rifle shooting.

[9][10] Nearly a week later, in the 50 m rifle 3 positions, Pešić marked 188 in prone, a substandard 182 in standing, and 185 in the kneeling series to accumulate a total score of 555 points in the qualifying round, closing her out of the final to a two-way tie with Australia's Kim Frazer for thirty-second place.