Pediatric oncologist, hematologist. Master of Science in Oncology (Germany), Doctor of Medical Sciences (Oncology). Head of the Center for Pediatric Cancer and Blood Diseases of Armenia; Head of the Department of Pediatric Oncology and Hematology, YSMU, Professor; Adviser to YSMU Rector; Adviser to the director of the Hematology Center; Professor of Pediatric Oncology at the University of Ulm, Germany; Head of the IDEA Working Group of the American Society of Clinical Oncology.
Sustainable Development Advisor, World Bank Office in Armenia. Advisor to the Center for Strategic Initiatives since 2017. Head of the UN joint RA Government Innovation Center for Sustainable Development Goals. Representative of COAF founder in Armenia, senior advisor.
Director, co-founder of "Wigmore Clinic" CJSC. Co-founder of "Orto Brace" LLC. Director and founder "Kosh" children's rehabilitation center. "Armenak and Anna Tadeosyans" Medical Center, Director. Director, founder of "Yerjan Home Care" LLC. "Medical Consilium" doctors' club, co-founder. "Doctors.am" internet directory, general coordinator, founder.
Co-founder and director of the international rating platform Eurobetratings. Co-founder and director of Fairsportbet International Analytical Organization. Member of the International Jury of the largest Igaming IGB / ICE bookmakers expo.
Clinical resident at the Department of Dermatology and Venereology, "Muratsan" University Hospital Complex. Senior specialist at the development department of Yerevan State Medical University. Head, co-founder of "Heratsi" innovation laboratory.