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Marcelo is proficient in English and 日本語. Their professional focus is Amazon Web Services (AWS), Artificial Intelligence (AI), and Bash across 3 core areas.
Marcelo holds CompTIA A+ Certification, ITIL® 4 Foundation IT Management, and Linux Essentials Certificate certifications and has been awarded Phi Theta Kappa - Honors Society and Excellent Student Achievement
Education
Bachelor of Science at Western Governors University
Trade Education at Tri-Tech Skills Center
Frequently Asked Questions
What is Marcelo's email address?
SignalHire found verified email addresses for Marcelo, both business and personal. Their business email is .******o@hackerone.com, and personal emails include c**************h@pm.me.What is Marcelo's phone number?
SignalHire found multiple verified phone numbers for Marcelo: +1-480-***-**19, +1-909-***-**65, and +1-870-***-**29.How do I contact Marcelo at HackerOne?
You can reach Marcelo through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.What is Marcelo's professional background?
They have held roles including Self-Hosted Cloud & Network Security Infrastructure, Capture the Flag - (CTF) Competitor, and Cybersecurity Learner - HTB Academy at companies such as No-company. (Self-employed.), Hack The Box, and Hack The Box. Their education includes Bachelor of Science from Western Governors University, and Trade Education from Tri-Tech Skills Center.Is Marcelo's contact information up to date?
Yes. Marcelo's SignalHire profile was last updated on 30 May 2026, reflecting their current position as Security Researcher - Offensive Security at HackerOne in San Francisco, California, United States.
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