Yerassyl Olzhabay received the B.S. degree in electrical and electronic engineering and the M.S. degree in electrical and computer engineering from Nazarbayev University, Nur-Sultan, Kazakhstan, in 2019 and 2021, respectively. He is a student of Ph.D. degree program in electrical engineering at Nazarbayev University, Nur-Sultan, Kazakhstan. From 2019, he is a Research Assistant with Electrical and Computer Engineering Department, Nazarbayev University, Nur-Sultan, Kazakhstan. His research interest includes the development of photovoltaic-powered chargers for IoT applications.