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Pau Vilardell

@pauvilardell

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Aspiring cybersecurity analyst who tested APIs and mobile apps at Esfirus Solutions.

Spain

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At Esfirus Solutions, I worked remotely on penetration testing tasks, including testing APIs and mobile applications for unexpected behavior and possible security issues.

I also wrote small scripts to simplify testing and automate repetitive tasks. My experience included documenting findings and taking a practical, security-focused approach to applications.

Experience

Work history, roles, and key accomplishments

Internship Pentesting

Esfirus Solutions

Mar 2025 - Aug 2025 (5 months)

During my internship, I worked remotely on different penetration testing tasks and got hands-on experience with security testing.

I spent a lot of time testing APIs, trying different requests and seeing how the applications responded. I also wrote small scripts to make some of the testing easier and automate repetitive tasks.
Another part of the internship involved testing mobile applications usi