On August 19–20, Vladinova competed at the 2016 Summer Olympics held in Rio de Janeiro, Brazil. She qualified to the rhythmic gymnastics individual all-around final where she finished in 7th place with a total of 70.733 points.
At the 2017 European Championships, Vladinova, along with Katrin Taseva and the Bulgarian junior group won the team all-around bronze medal. She qualified in all the apparatus finals finishing 8th in hoop, 4th in ball, 5th in clubs and a bronze in ribbon. Vladinova competed at the quadrennial held 2017 World Games in Wrocław, Poland, she qualified in all the apparatus finals finishing 8th in hoop, 5th in ball, 7th in clubs and 4th in ribbon. On August 30 – September 3, Vladinova and Katrin Taseva represented in the individual competitions for Bulgaria at the 2017 World Championships in Pesaro, Italy; she qualified in 3 apparatus finals: finishing 4th in clubs, 5th in hoop and won a bronze medal in ball. Vladinova finished 7th in the all-around final.
At 2018 European Championships in Guadalajara, Spain, Vladinova finished 14th in all-around. At the 2018 World Championships she helped the Bulgarian team win to a silver medal.
Vladinova finished fourth with hoop at the 2019 European Championships in Baku. At the 2019 World Championships she helped the Bulgarian team to a sixth place finish.
Vladinova retired from competition in November 17th, 2020 due to a neck injury. She is now a vice president of the Bulgarian rhythmic gymnastics federation.
In 2022, Vladinova was chosen as an Ambassador for the 39th FIG World Championships in Sofia.