Alekseyeva was the 400 m runner-up at the 1994 European Athletics Indoor Championships. In her last year of international competition, she helped set a world indoor record in the 4 × 400 m relay, anchoring the team of Tatyana Chebykina, Svetlana Goncharenko and Olga Kotlyarova to top the podium at the 1997 IAAF World Indoor Championships in 3:26.84 minutes. She was an individual and relay finalist at the 1997 World Championships in Athletics.