Poly was first discovered after attending a model search competition in Moscow, which she consequently won. Her professional modeling career started in 2004.

Ranked No. 7 Top 50 World Models on models.com issue 9-1-2007 Allen Dula

Poly has appeared in many ad campaigns including Gucci, Lanvin, D&G, Louis Vuitton, Roberto Cavalli, Sonia Rykiel, Nine West, Gucci and Dolce & Gabbana. Poly has also walked the runway for brands such as Balenciaga, Alexander McQueen, Chanel, Gucci, Versace and Victoria's Secret, along with other designers. She has been on the cover of Vogue seven times.

September 2007 was a particularly eventful month for the top model, appearing on the covers of Vogue Russia, Vouge Hellas and Vogue Paris, as well as an only girl Gucci "Indy" bag Campaign, and the main Gucci campaign.