Nieminen competed at the 2008 Olympics, she again reached the second round, this time losing to Huaiwen Xu of Germany. In 2012 Olympics, she won her first match against Victoria Montero of Mexico, but lose a match to Tai Tzu-ying of Chinese Taipei, she did not advance beyond the group stages. In 2013, she has joined the Lillerød Badminton in Denmark as a coach for the young players.