University degree in economy and mathemathics, 30 years of system design and programming in more languages, recently 15 years Excel/VBA experience in office automation.
Istvan is too good in his work. He's quick and efficient. Very understanding and deliver more than my expectation. His idea and functionality helped me in completing my project.
Needed expertise with Excel and this freelancer delivered very quickly and then worked with us to fine-tune details to better match what we were trying to accomplish.