Mr Sarcastic
@mrsarcastic
I test fintech platforms and uncover application vulnerabilities through QA automation and penetration testing.
NigeriaWhat I'm looking for
I'm executing functional, regression, exploratory, and UAT testing for Bonus Innovations Technology's Bpayex fintech platform, designing 300+ verified test cases and maintaining payment workflow quality across iOS, Android, and browsers.
I've documented 500+ approved web and mobile bugs across uTest, Digivante, and Test.io, ranking in Digivante's top 15% of testers. I also rank in TryHackMe's top 1% globally, using hands-on labs and CTF challenges to investigate web exploitation, privilege escalation, network forensics, authentication bypasses, and backend vulnerabilities.
Experience
Work history, roles, and key accomplishments
QA Engineer (Contract)
Bonus Innovations Technology
Apr 2026 - Present (4 months)
Executing functional, regression, and exploratory testing across the Bpayex fintech platform to ensure payment workflow integrity and compliance with product specifications. Identifying and logging defects with detailed reproduction steps, environment details, and supporting evidence in JIRA, accelerating developer triage.
Education
Degrees, certifications, and relevant coursework
University of Ilorin
Master of Science, Ethical Hacking
2026 -
Pursuing a Master of Science in Ethical Hacking, focusing on advanced penetration testing and security research.
Availability
Location
NigeriaAuthorized to work in
Job categories
Skills
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