Alejandro Iacobelli is an application and AI security leader with 13 years of experience blending hands-on penetration testing, bug bounty success, and software engineering to secure large-scale platforms. As Sr Director of Application Security & AI Security at Mercado Libre, he has built secure architectures and integrated security into the full software delivery lifecycle across multiple leadership roles since 2015. A prolific bug hunter with hall-of-fame and public acknowledgements across major programs (Google, Palo Alto Networks, Booking.com, Twilio, LastPass and others), he brings adversary mindset to proactive defense. He has taught application security at Universidad Austral, translating real-world findings into curricula and mentoring the next generation of practitioners. Trained in software engineering and cryptography (Stanford), Alejandro combines rigorous technical foundations with practical offensive experience to reduce risk at scale. Based in Montevideo, he is known for turning complex vulnerabilities into measurable improvements in product quality and developer practices.
13 years of coding experience
12 years of employment as a software developer
Advanced Java Programming, Advanced Java Programming at EducacionIT
Software Engineering Engineering, Software Engineering Engineering at Universidad Austral, Buenos Aires
Technician in Armed and PC Repair Technician, Technician in Armed and PC Repair Technician at IAC Instituto argentino de computacion
Standford Certification Cryptography, Standford Certification Cryptography at Stanford University
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Alejandro Iacobelli - Application Security & AI Security Sr Director