Rîngaci finished in 4th place in the girls' 57 kg event at the 2018 Summer Youth Olympics held in Buenos Aires, Argentina.

[2] Rîngaci won the silver medal in the women's 65 kg event at the 2020 Individual Wrestling World Cup held in Belgrade, Serbia.

[3][4] In March 2021, she competed at the European Qualification Tournament in Budapest, Hungary hoping to qualify for the 2020 Summer Olympics in Tokyo, Japan.

[11][12] In 2022, Rîngaci won the gold medal in the women's 68 kg event at the Dan Kolov & Nikola Petrov Tournament held in Veliko Tarnovo, Bulgaria.

[14] In that same month, Rîngaci won the gold medal in the 68 kg event at the European Wrestling Championships held in Budapest, Hungary.

[17] In September 2022, Rîngaci won one of the bronze medals in the 68 kg event at the 2022 World Wrestling Championships held in Belgrade, Serbia.