She also plays for the Bulgaria Billie Jean King Cup team, with a win–loss record of 19–24 as of July 2024.

Since then, she has been playing on the ITF Women's Circuit, and in 2015, she topped the annual leaderboard winning eight titles through the year.

[2][3] In April 2016, Shinikova made her main-draw debut at a WTA Tour tournament at the Katowice Open, losing to Alizé Cornet in the first round.

In July 2016, Shinikova qualified for the main draw of the Bucharest Open, losing to Simona Halep, in the second round.

She made her major debut in 2016 in the qualifying draws of the Wimbledon and at the US Open, where seeded 31st, she lost to Laura Robson in the second round.