Juan Pedro Lopez Saez -Blockchain developer in

Juan Pedro Lopez Saez -Blockchain developer

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Co-founder, CTO at MementoKey
📍 Madrid, Community of Madrid, Spain

Juan Pedro is a Telecommunications Engineer with over 20 years of experience in technical product development. A serial entrepreneur, he co-founded and sold a successful SMS technology company, Altiria TIC. He is now the Co-founder and CTO of MementoKey, focusing on blockchain integration, DApps, and smart contracts.

As a programming enthusiast driven by the creative aspects of his work, he has found a new passion within the blockchain ecosystem. His career reflects a deep interest in adapting to and building upon technological evolutions, moving from B2C communications technology to the decentralized web.

He co-founded his first company with four university colleagues shortly after graduating from the Polytechnic University of Madrid.

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Experience
3 Years
Current Role
Co-founder, CTO
Job Level
Leadership
Location
Madrid, Community of Madrid, Spain
Personality Overview

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Communication Style
Decision Approach
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Priorities

Topics Juan cares about

Web3 User Experience
His recent focus is on Account Abstraction (ERC-4337) and gasless transactions, aiming to lower the entry barriers for new users interacting with DApps.
Blockchain Integration
He helps companies integrate blockchain projects into their business processes, services, and products to make them more competitive and overcome implementation challenges.
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Career

Work history

4-2025
Co-founder, CTO
MementoKey
1-2023
Blockchain developer
develWeb3
1-2022 - 12-2022
DevOps Manager
LINK Mobility
Co-founder, CTO
Altiria TIC
Intern
Polytechnic University of Madrid
In the press

Media appearances

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Education
1994 - 2000
Engineer's degree
Universidad Politécnica de Madrid
1-2023 - 7-2023
Master of Engineering
EBIS Business Techschool
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

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