Christophe Blefari

Christophe Blefari is a freelance Data Engineer, Consultant, and Author at blef.fr who is currently based in the Paris, France metropolitan area. Possessing deep domain expertise in data engineering and the modern data stack, he has successfully built complex data infrastructure, analytics platforms, and engineering teams for more than ten distinct organizations. His diverse client portfolio ranges from high-growth technology scale-ups to prominent public sector entities, which most notably includes the French government. Beyond his primary consulting work, he is a recognized technical writer who shares industry insights regarding data architecture with an audience of over 20,000 professional followers on the LinkedIn platform. Throughout 2024, he continues to actively publish technical articles and comprehensive data engineering resources through his popular personal platform and newsletter, blef.fr, while specializing in building scalable data tools and platforms.