Background
Kostenko was born in Drohobych, Lviv Oblast, Ukraine.
Kostenko was born in Drohobych, Lviv Oblast, Ukraine.
He graduated from the Drohobych State Pedagogical University in 2000, with Specialist degree in Organisation Management, Pedagogics and Methods of Education Basics of Informatics.
He started career in 2000, filling the position of Head of the Marketing Department in TruskavetsInvest. Since 2001 worked in Engineering as Head of Marketing and Trade Department. In 2003-2009 held the position of Deputy Director at UKO Ukraine, in 2009-2012 Director at the Instrumental Centre.
Since 2012 Director of Profix Ukraine.
In 2013 he co-founded the non-governmental organization Initiative of the Free and Responsible VOLA. Kostenko is married and has two children.