Julien Ahrens
Penetration Tester
Greater Flensburg Area Germany
Summary
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SeniorJulien Ahrens is a penetration tester with over 14 years in IT security and eight years of focused professional experience delivering assessments, incident response, and security engineering across industries. Currently at RCE Security, he blends web application testing with a passion for reverse engineering and mobile security, bringing both offensive skill and compliance-minded rigor from prior roles at InnoGames and secunet. He has led internal audits, managed bug bounty programs, and supported forensic investigations, demonstrating an ability to translate technical findings into actionable remediation. Based in the Greater Flensburg Area, Julien pairs deep hands-on testing experience with consultancy experience, making him equally comfortable in blue-team/ops conversations and adversarial research.
8 years of coding experience
2 years of employment as a software developer
German, English
Github Skills (49)
cve10
vulnerability9
javascript9
pcap9
penetration-testing9
packet9
security9
indexing9
llc9
network-monitoring9
surface9
packet-capture9
pentesting8
database8
scale8
Programming languages (5)
Github contributions (5)
MrTuxracer/advisories
May 2019 - Dec 2022
Security Advisories
Contributions:69 commits, 49 pushes, 1 branch in 3 years 7 months
securityadvisoriescvesecurity-advisoriesvulnerability
MrTuxracer/mrtuxracer.github.io
Mar 2019 - Dec 2019
:raised_hands: Free and open-source Jekyll theme
Contributions:48 pushes in 9 months
handsjekylljekyll-themejekyll-source
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