Yehonatan kickstarted his professional journey at the elite Israeli Defense Forces program, 'Talpiot', designed for exceptionally skilled recruits in science and leadership. He later joined the Intelligence Corps, where he held a range of R&D leadership roles and developed cyberspace solutions geared to empower the intelligence forces for the next decades, including an award-winning system.

A super-technologist with a proven track record in building complex solutions and rolling them out to enterprises, including the successful sale of Radiflow where he served as the CTO, Yehonatan continued fueling his entrepreneurial spirit by co-founding Wisery Labs.