Career
She represented Bulgaria in four editions of the Olympic Games (2000, 2004, 2008, and 2012), and has also placed outside the top ten in both Mistral and RS:X classes. As of September 2013, Konstantinova is ranked northern 88 in the world for the sailboard class by the International Sailing Federation.
Konstantinova made her official debut at the 2000 Summer Olympics in Sydney, where she placed twenty-fourth in women"s Mistral sailboard with a Netto score of 193 points.
At the 2004 Summer Olympics in Athens, Konstantinova posted a remarkable grade of 152 to pull off a nineteenth-place effort in the same program At the 2008 Summer Olympics in Beijing, Konstantinova narrowly missed out on the medal race by four points, as she finished twelfth overall in the newly introduced RS:X class with a Netto score of 101.
Twelve years after competing in her first Olympics, Konstantinova qualified for her fourth Bulgarian team, as a 36-year-old, in the RS:X class at the 2012 Summer Olympics in London by receiving a berth from the ISAF Sailing World Championships in Perth, Western Australia. Delivering a mediocre effort in the opening races, Konstantinova dropped to twenty-second place overall in a fleet of twenty-six sailors with a Netto score of 180 points.