In 2003, Zahariev graduated 151st SOUPI, profile "Drama Theater" in Sofia and then (in 2007), "National Academy Krastyo Sarafov" with a degree in acting in the class of professor Atanas Atanasov [bg].

Zahariev caught his big break and acquired popularity with a starring role in the television crime series Undercover at BNT.

Productions involving professional include "Iron Candlestick" of MDT Veliko Tarnovo, director Dimiter Sharkov (as Lazarus), "Savior" - part project of Theater group "gang" directed by Valentin Balabanov (as spas) "Agents" in the play Glengarry Glen Ross by David Mamet, produced by Drama "Vasil Drumev" Shoumen director Vladimir Penev (as Ricky Roma), several sign language theater project "Mime art" and others.

His debut on the big screen in the role of Alex in the film "Number 1" produced by BNT directed by Atanas Hristoskov.

It includes initiatives of the Foundation for Social Change and inclusion, Teach, Holiday Heroes, Bulgarian Book Association, az-deteto.com and others.