Kiril Stefanov
Penetration Tester
Sofia, Sofia-City, Bulgaria
Summary
👤
Senior🎓
Top SchoolKiril Stefanov is a certified Penetration Tester with 11 years of IT experience, currently securing systems at a Sofia-based services firm. He transitioned from hands-on roles as a system administrator overseeing 50+ casinos and a long tenure as a POS and service technician, bringing deep operational knowledge of networks, servers, backups and endpoint hardware. That blend of field-level troubleshooting and infrastructure design informs his pragmatic approach to offensive security and vulnerability remediation. He has a track record of standardizing processes, mentoring junior staff, and integrating security fixes into production environments. Based in Bulgaria, Kiril pairs technical breadth—from cabling and POS devices to database administration and patch management—with focused penetration testing expertise to find and fix real-world risks.
11 years of coding experience
3 years of employment as a software developer
Accelerated English Learning and Computer Science, Computer Science with Accelerated English Learning, Accelerated English Learning and Computer Science, Computer Science with Accelerated English Learning at Arseni Kostencev
Bulgarian, english us
Github Skills (11)
php2
php-application2
state-management1
audit1
mvc1
ngrx1
loopback1
rxjs1
redux1
audit-trail1
angular1
Programming languages (1)
Github contributions (5)
WeAreAthlon/zob
Feb 2015 - Nov 2016
Contributions:21 commits, 32 pushes, 7 branches in 1 year 8 months
kalins/dotfiles
Nov 2015 - Oct 2023
Contributions:34 pushes, 5 branches in 8 years
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