Stremous started
cross-country skiing in
Volgograd, Russia, and later moved to Saint Petersburg. She had not competed internationally for Russia, and so did not need permission from the Russian Biathlon Union to make the nationality change. She was one of several Russian-born athletes who chose to represent Moldova. Stremous came fourth in the
2020–21 Biathlon IBU Cup event in
Arber, Germany. At the
2022 IBU Open European Championships, she won the 10 km pursuit event, by 18 seconds. She had four penalties in the competition. At the same Championships, she came second in the 15 km individual event, and fourth in the 7.5 km sprint race. She missed two of her 10 targets in the pursuit race. She also finished 37th in the
15km individual event, and was the country's flag bearer at the
closing ceremony. Stremous came second in the 15 km individual event at the
2024 IBU Open European Championships. In 2025, Stremous came third in the German Biathlon Summer Championships, as a guest athlete. Stremous was one of five Moldovans selected for the
2026 Winter Olympics. ==Career results==