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Basics

Name Gabriel Geraldino de Souza
Email gabrielgeraldinosouza@gmail.com
Phone +55 13991003070
Url https://apolo2.xyz/

Work

  • 2025.04 - Present
    Penetration Tester
    Hackers do Bem
    Conducted penetration tests focused on web applications, identified multiple vulnerabilities resulting in published CVEs, and performed red team exercises.
  • 2025.01 - Present
    Security Researcher
    LARC-USP – Laboratory of Computer Network and Architecture
    • Secure code review
    • Hardware hacking
    • Exploit development
  • 2024.04 - 2025.04
    Software Engineer
    Equinix
    Worked in a global team focused on datacenter automation, optimizing critical infrastructure processes such as backup, monitoring, virtualization, cloud, DNS, firewalls, and cold storage management.
  • 2023.09 - 2024.02
    Pre Sales Analyst
    Telefónica S/A
    Developed technical-commercial proposals for hardware, services, and data solutions. Improved workflows with automation and process optimization.
  • 2020.01 - Present
    Bug Bounty Hunter
    Self Employed
    Performed mobile and web apps black box penetration testing. Participated in vulnerability disclosure programs (mainly on HackerOne) with more than 50 valid bug reports to big tech companies.

Volunteer

  • 2024.01 - Present

    Sao Paulo, Brazil

    Instructor & Competition Coordinator
    IMEsec
    Contribute as a volunteer instructor and competition coordinator at IMESec, USP's student cybersecurity group. Teach web security topics, coordinate research efforts, participate in CTFs and create challenges.

Education

  • 2021.01 - 2025.12

    Sao Paulo, Brazil

    BSc Computer Science
    University of Sao Paulo
    Information security, competitive programming

Certificates

Skills

DevOps/Cloud
Docker, Kubernetes
Terraform
GitLab CI
Puppet, Ansible
PowerDNS, BIND
Azure, AWS, Google Cloud

Languages

Portuguese
Native speaker
English
Fluent