She won the silver medal in the 72 kg event at the 2018 European Wrestling Championships held in Kaspiysk, Russia.

[1] At the 2018 European U23 Wrestling Championship held in Istanbul, Turkey, Zimiankova won the silver medal in the 72 kg event.

[4] In October 2021, she competed in the 72 kg event at the World Wrestling Championships held in Oslo, Norway where she was eliminated in her second match by eventual bronze medalist Buse Tosun of Turkey.

[5] A month later, she lost her bronze medal match in the 72 kg event at the 2021 U23 World Wrestling Championships held in Belgrade, Serbia.

[6] Zimiankova competed at the 2024 European Wrestling Olympic Qualification Tournament in Baku, Azerbaijan hoping to qualify for the 2024 Summer Olympics in Paris, France.