An immigration attorney and a civil rights advocate, Dobrina is the founder and managing attorney of Ustun Law Group, PLLC, a full-service U.S. immigration law firm.

Dobrina represents multi-national companies, tech startups, individual entrepreneurs, and other entities before the U.S. Citizenship and Immigration Service, Department of Labor, U.S. Embassies, and Consulates.

As a community leader, Dobrina serves as a volunteer attorney for the Human Rights Initiative in Dallas.

She represents victims of domestic violence and victims of crimes who have suffered substantial mental or physical abuse while in the U.S. In addition, Dobrina serves as an Advisory Board Member for the Global Chamber and US-Bulgarian Chamber in America.