Toni started playing tennis at the age of five in Bulgaria. He quickly began to gain motivation and started training hard to reach the level of the best juniors. Over time, he became a multiple National champion in all age groups from 12' to 18' juniors . After his professional career he devoted himself to coaching. He has experience in training beginners, advanced and kids'mini tennis, as well as a sparring partner. He was part of the Tennis Development Team for Eastern Europe.