Darko was born and raised in Skopje, Macedonia. He received his DVM degree at the University of Belgrade in 1992 and then worked as a teaching and research assistant and extension service veterinarian at the Veterinary Institute and Faculty of Veterinary Medicine in Skopje. He obtained his Master of Science degree in 1996 from the University of Belgrade. Darko completed the Master of Avian Medicine program at the University of Georgia in 2003 and became a Diplomate of American College of Poultry Veterinarians the following year. In 2005, Darko accepted the position at Poultry Health Services and moved with his family to Alberta. His main areas of interest include poultry immunity, vaccines and vaccination programs and diagnostics for all poultry species. He also works closely with the layer industry and game birds on various issues of health management and disease prevention.