Vornicu is a multiple participant in the IMO for Romania.
In 2006, Vornicu graduated from the University of Bucharest, and in 2008 he got his Masters degree in Algebra and Number Theory from the University of Bucharest.
He was a coordinator for the IMO in 2005, 2006 and in 2008. He is also an instructor for WOOT.
Vornicu currently resides in San Diego.