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I’m Hevellyn Mc’Frei, Founder & CEO of the XTRHYLL Ecosystem — an innovation-driven Deep Tech that integrates technology, business, and research to create solutions for challenges of global and societal impact. I hold a degree in Systems Analysis and Development from FIAP and an MBA in Software Engineering from USP. My work focuses on developing technological products that promote security, transformation, and evolution toward a smarter future. Here, you’ll find personal projects, academic work, and hackathons that have shaped my journey.

I believe knowledge is a continuous revolution — the driving force behind innovation, impact, and meaningful change in the world.

A C A D E M I C P R O J E C T S P E R S O N A L P R O J E C T S H A C K A T H O N C H A L L E N G E S

"I am never really satisfied that I understand anything; because, no matter how well I may comprehend it, my understanding can only be an infinitesimal fraction of all I want to understand."

A D A L O V E L A C E

X T R H Y L L C O R P O R A T I O N was born with the purpose of driving transformation, raising standards, and developing solutions that connect technology, innovation, business, society, and the future. We focus on creating intelligent technologies and advanced solutions that generate global impact and change the world.

— Never replacing, always adding.