He has been working at the Microsoft Development Center since 2010, and he has been the Applied Physics and Electronics seminar expert associate at the Petnica Science Center for many years. He graduated from the School of Electrical Engineering at the University of Belgrade, and before that, he graduated from the Mathematical Grammar School in Belgrade. Before the Petlja Foundation, he organized the work of the BubbleBee portal.
Milan has been working on software development at the Microsoft Development Center Serbia since 2007. For 12 years, he worked as a programming teacher at the Mathematical Grammar School in Belgrade. From 1992 to 2001, he participated in the organization of competitions, as well as the preparation of competitors. He is the author of several programming workbooks. He initiated the BubbleBee portal and was one of the first content creators for this website, which is now part of the Petlja portal.
Since 2008, Mr Dragan Stojanović has been working at the School of Computing, Union University, in Belgrade. He was born on 15 January 1954 in Belgrade. He completed his primary and secondary school in Bor and graduated from the School of Electrical Engineering at the University of Belgrade in 1978, where he also obtained his Master’s degree. His Master’s thesis was “Determination of parameters of avalanche breakdown in the p-n compounds“. In 1979, he started working in the Institute of Nuclear Sciences, Center for Permanent Education. He worked as an assistant professor, lecturer, and then Director of the Center. In 1993, he became the Director of the company CET Computer Equipment and Trade.
He is a professor at the Faculty of Mathematics in Belgrade, where he graduated in 2002 and where he received his PhD in the field of automated reasoning in 2009. For the past few years, he has been the Chairman of the IT Committee of the Mathematical Society of Serbia. He gained the experience of working with young people from the time he spent teaching at the IT and Mathematical Grammar schools in Belgrade. He has been actively involved in the creation of teaching materials on the Petlja portal from the very beginning.