
Faisal Mahmud
Penetration Tester and Cloud Security Specialist
Skills

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Portfolio
Work experience
Bug Bounty Hunter
Just Eat Takeaway • Freelance
Jan 2026 - Mar 2026 • 2 mos
Conduct authorized security research within Just Eat Takeaway.com’s defined bug bounty scope and in accordance with its responsible disclosure policy. Perform reconnaissance, attack-surface analysis, and manual vulnerability testing using Burp Suite and OWASP-based methodologies to identify and validate security weaknesses across web applications and APIs. Assess the potential impact of confirmed findings, develop clear and reproducible proof-of-concept (PoC) evidence, and submit documented vulnerability reports with technical details, severity assessment, and remediation recommendations.
Penetration Tester
Bumble • Freelance
Oct 2025 - Nov 2025 • 1 mo
Actively participated in Bumble's public Bug Bounty Program on HackerOne, identifying and responsibly reporting security vulnerabilities in line with their disclosure policy and scope. Applied an OWASP-based methodology using Burp Suite, manual testing, and reconnaissance techniques to uncover real-world security issues.
Bug Bounty Researcher
Boozt • Freelance
Aug 2025 - Sep 2025 • 1 mo
Participated in Boozt.com's public vulnerability disclosure program, identifying and reporting security issues through responsible disclosure. Followed industry-standard methodology and coordinated with their security team on the findings.