Champion

Bellaj badr

Mchain

Badr is CTO at Mchain and has over 18 years of experience designing and building distributed systems. He holds a PhD in Distributed Systems Security from Institut Polytechnique de Paris and is the author of the book Blockchain by Example. His work focuses on blockchain, cybersecurity, digital trust, and emerging technologies, helping organizations design secure and scalable distributed platforms.

Badges 3

Talks 2

  1. Devoxx Morocco 2026

    How We Failed Before We Succeeded in Building a High-Value Payment System

    November 2026Architecture & Cloud

  2. Devoxx Morocco 2024

    Lessons learned from building/deploying a large-scale payment system

    October 2024Architecture