Petr Javořík
IT Security Engineer at Freelancer
Zlin, Czechia
Summary
👤
Senior🎓
Top SchoolPetr Javořík is an IT Security Engineer with nine years of hands-on experience blending DevOps, DevSecOps and penetration testing, specializing in container and cloud-native security. He automates and hardens infrastructure using GitLab CI, Kubernetes, Docker, Terraform, Ansible and HashiCorp Vault (including Enterprise features like HSM and PKI), and performs IaC and pipeline refactors to reduce risk. As a seasoned pentester and bug bounty hunter (OSCP-certified with a history of high-profile findings), he applies OWASP, PCI DSS and NIST methodologies across on‑prem and cloud environments using tools from Burp Suite to Nuclei and custom scripts. His background spans low-level exploitation research and trading-system engineering, giving him an unusual combination of offensive security depth and pragmatic systems design. Based in Zlín, Czechia, he operates as a freelancer delivering corporate DevSecOps integrations and Kubernetes/runtime monitoring while continuing active vulnerability research.
9 years of coding experience
9 years of employment as a software developer
Technické lyceum, Technické lyceum at SPŠ ZlínBachelor's degree, Woodworking, Bachelor's degree, Woodworking at Mendelova univerzita v Brně
English, Czech
Stackoverflow
1,813reputation
375kreached
24answers
12questions
python
top-5%
Github Skills (200)
security10
vulnerability-detection10
fuzzer10
scanner10
client-library10
infosec10
proxy-checker10
vulnerability-assessment10
blueteam10
vulnerability10
dsl10
security-scanner10
information-gathering10
proxy-server10
rotator10
Programming languages (13)
Github contributions (5)
MMquant/DNSweeper
Dec 2018 - Aug 2020
Asynchronous public DNS auditing tool
Contributions:1 release, 18 commits, 12 PRs in 1 year 7 months
securityasynchronousauditingdnsasn
MMquant/Miscellaneous
Aug 2016 - Feb 2017
Contributions:33 commits, 6 PRs, 41 pushes in 5 months
financialstock-marketdata-analysisfinancial-datafinance
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