Geraldo Alves
Penetration Tester
Rio de Janeiro, Brazil
Summary
🤩
Rockstar🎓
Top SchoolGeraldo Alves is a penetration tester with four years of hands-on cybersecurity experience, specializing in web, API and Android assessments guided by OWASP and MITRE ATT&CK. He builds custom automation and PoC tooling in Python and Bash to speed testing and clarify vulnerabilities, and actively shares practical scripts on GitHub to support the security community. At Redbelt Security and previous roles he pairs code review with collaborative remediation, turning findings into actionable secure-coding guidance and technical reports scored with CVSS/CWE. Holder of eWPTX and Certified Bug Bounty Hunter credentials, he also writes a technical blog translating complex flaws into clear mitigations—demonstrating a balance of offensive rigor and educational outreach. Based in Rio de Janeiro, he brings a background in cyber defense and operational resilience from earlier backup and SOC-adjacent work, giving him a broader view of enterprise risk beyond application flaws.
4 years of coding experience
Fédération Internationale de l'Art PhotographiqueEnsino Médio Tecnico Técnico em Infomárica, Ensino Médio Tecnico Técnico em Infomárica at Colégio Municipal Getúlio Vargas
English
Github Skills (7)
cve9
vulnerability8
sca8
security7
database7
security-vulnerability7
vulnerabilities7
Github contributions (5)
RegularUs3r/GGF
Jul 2022 - Apr 2025
Contributions:28 pushes in 2 years 8 months
RegularUs3r/BucketList
Dec 2022 - Dec 2024
Contributions:53 pushes, 1 branch in 1 year 11 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.