2019 – Present Freelance

Web Application Security Specialist @ Hackerone

2015 - 2019 Full-time

Penetration Tester @ Fordefence Mersin/Turkey

2010 - 2015 Full-time

System & Security Administrator @ GATE Atyrau/Kazakhstan

2004 – 2008 Full-time

System & Security Administrator @ Lider Plastik Kharkov/Ukraine

2000 - 2004 Full-time

System & Security Administrator @ Cukurkova University Adana/Turkey