Yozer Marulanda
Security Engineer at Private Company
Rio de Janeiro, Brazil
Summary
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Senior🎓
Top SchoolYozer Marulanda is a Security Engineer based in Rio de Janeiro with a decade of IT experience and over four years focused on offensive security, holding an OSCP and dual degrees in Computer Systems and Computer Engineering. He has advanced through hands-on Red Team, Purple Team and Penetration Testing roles at Stone, delivering phishing campaigns, web/mobile/infrastructure pentests, and creating detection artifacts that directly empower Blue Team defenses. Yozer specializes in research-driven mitigation development, tuning security device configurations, and automating Red/Blue workflows to scale threat identification and response. Currently operating as a Security Engineer in the private sector, he blends practical offensive techniques with policy and best-practice creation for vulnerability mitigation. Colleagues value his ability to turn adversary emulation research into operational detection content and repeatable processes that improve organizational resilience.
10 years of coding experience
Tecnólogo, Tecnologia em Sistemas de Computação, Tecnólogo, Tecnologia em Sistemas de Computação at Universidade Federal FluminenseBachelor, Engenharia de Computação, Bachelor, Engenharia de Computação at Centro Universitário UniCarioca
Spanish, English, Portuguese
Github Skills (3)
gitlab8
formatter8
bitbucket7
Programming languages (3)
Github contributions (5)
yozgarcia/el_segmentador
Apr 2019 - Aug 2020
Contributions:19 commits, 9 pushes, 2 branches in 1 year 4 months
yozgarcia/inscricao
Feb 2017 - Mar 2017
Contributions:11 pushes, 6 branches, 240 comments in 1 month
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