Hello! I'm

Matheus

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Full-Stack Developer, Ethical Hacker, Computer Tech at Instituto Federal do Sul de Minas and Software Engineer graduating at Inatel.

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My Services

Pentest & Security

End-to-end penetration testing and vulnerability assessments for web applications, APIs, and networks.

I identify attack vectors before malicious actors do, delivering detailed technical reports with remediation guidance aligned to OWASP standards.

Available for one-off engagements and ongoing security consulting.

OWASP, PTES, Hardening

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Software Engineering

Full-stack development and software architecture from the ground up.

I design and build responsive web applications, REST and async APIs, desktop tools, and data pipelines — with security considerations baked in from day one.

Focused on clean architecture, scalability, and maintainability.

Python, JavaScript, React, Django, FastAPI, Spring Boot, SQL

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Education & Training

Cybersecurity workshops, hands-on training sessions, and talks tailored for development teams, IT departments, and academic institutions.

Topics include ethical hacking fundamentals, secure coding practices, OWASP Top 10, and social engineering awareness.

Knowledge is power.

Workshops, Talks, Secure Coding, OWASP Top 10

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Latest Projects and Achievements

Duckware. Winning team of BSides SP 2026.

Top 1 - CTF BSides SP 2026

Duckware, a team composed of Matheus de Alencar, Diogo Menegaldo M Rosa, Nícolas Marchetti and Vinícius Santos Araújo, won 1st place at the BSides SP 2026 CTF, one of the biggest technology events in Brazil!

Cybersecurity Scripts

TEDx Speaker

I had the opportunity to be one of the speakers at the TEDx Inatel 2025 event.

MAI Project

MAI

Web solution for company analysis aimed at promoting safer interactions between businesses and customers. The project is under development at the National Institute of Telecommunications' (Inatel) incubator and promises to be the "face" of our MAI startup.

Sleep Project

Top 1 - CTF Inatel 2025

I achieved 1st place at CTF_Inatel#7 (2025), a Capture The Flag competition organized by the Telecommunications Engineering and the Cybersecurity Center of the National Institute of Telecommunications - Inatel.

Young Talent from Instituto Federal

Young Talent by IF Sul de Minas

Recognized as a Young Talent by the Instituto Federal do Sul de Minas - Campus Pouso Alegre after standing out in academic trajectory.

Project Card

Top 3 - Inatel Programming Marathon - 2025

The Netrunners team achieved 3rd place at the Inatel 2025 programming marathon.

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Contact Me

Interested in a pentest engagement, a web project, or just want to chat?
Pick your preferred channel below.

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Fastest response. Available for quick questions and project scoping.

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Connect

For professional networking, proposals, or pentest scope documents.