Oleksii Kostiuchenkov was born and raised in Donetsk (Ukraine). In 2010 began studying at the Donetsk National Medical University. In 2015, due to the military conflict, moved to Kramatorsk (Donetsk region, Ukraine), where continued education (Donetsk National University was evacuated to this city).
In 2016 completed education and began an internship in the specialty “psychiatry”, which graduated in 2018. Since then, began working as a psychiatrist at the Regional Psychiatric Hospital in Slavyansk. Also in 2018, completed an additional specialization in psychotherapy at the Donetsk National Medical University.
From July 2019 to the present day, has led a mobile multidisciplinary mental health team.