Ari Leinonen

Ari Leinonen is a highly experienced testing engineer with a robust background in software development and testing. Since September 2020, Ari has been serving as a Senior Testing Engineer at Insta DefSec Oy. Prior to this role, Ari worked as a Software Tester at Aves Netsec from December 2018 to September 2020. Ari's extensive experience at Nokia spanned from February 1999 to September 2012, where responsibilities included serving as a Scrum Master, leading a software development scrum team, and holding positions as a Test Automation Engineer and Senior Testing Engineer. In the latter roles, Ari developed test automation systems for desktop software and managed testing of prepaid charging systems. Ari holds a Bachelor's Degree in Computer Science from Tampere University of Applied Sciences, earned between 1995 and 2000.