Chumak Olena  - Candidate of Pedagogical Sciences, Associate Professor of the Department of General Engineering Training of the Donbas National Academy of Civil Engineering and Architecture.

She graduated from the secondary school of I-III grades №10 in the city of Kramatorsk in 1999.

In the same year she entered the Faculty of Physics and Mathematics of the Slavyansk State Pedagogical University, majoring in "Pedagogy and Methods of Secondary Education. Mathematics and Fundamentals of Economics", which she graduated in 2004 with honors. In 2005 she graduated with a master's degree from the Slavic State Pedagogical University and received a master's degree in pedagogical education, a teacher of mathematics.

From 2004 to 2017 she worked at the Department of Higher Mathematics of the Donbass State Engineering Academy. Since 2017 she has been working at the Department of General Engineering Training of the Donbas National Academy of Civil Engineering and Architecture.

On September 25, 2014, the candidate's dissertation was defended in the specialty 13.00.02 (theory and methods of teaching mathematics). The dissertation was defended on the topic "Methods of computer-based learning of probability theory and random processes of future engineers" at Kherson State University.

Chumak Olena  is the author of more than 50 scientific works, including 1 textbook with the stamp of the Ministry of Education, 2 monographs, 6 articles in WoS / Scopus.In addition, it is currently part of the scientific organization "SmartMaths", which deals with the problems of training high school teachers. She is  one of the tutors of the platform "For Higher Mathematics Teacher".