Pozdnyakova lives in Houston, Texas, United States. She competed for the University of Houston's diving team as she attended the school as an art history major in 2006-10.[3][1] She was named the 2007 Conference USA 3-meter diving champion.[4] Pozdniakova competed in the 2008 Summer Olympics and won a silver medal with her partner Yuliya Pakhalina in the 3m Synchronized Springboard. She and Pakhalina won a silver medal in the 3-meter synchronized springboard at the 2008 World Cup.[4]
In February 2009, Pozdnyakova won her 11th-career Conference USA Diver of the Week honor, the fifth-most weekly honors won by an athlete in any C-USA sport and the most for any diver in C-USA history.[5] In April 2009, she was named the Conference-USA Diver of the Year, after winning the 1-meter event at the 2009 NCAA Championships.[4]
After graduating college she began coaching a junior diving club in Houston.[2] In 2014, she began coaching the diving team at Spring Branch ISD, where she coached for the next six years.[2] In 2021, she began coaching as the head coach at Carroll ISD in Houston.[2]
In 2021, she was inducted into the University of Houston Athletics Hall of Honor.[6]