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Jean-François Baffier is a computer-science researcher, software developer, and President & Co-founder of Mirage Interactive, based in Brussels, Belgium. He combines scientific depth, technical leadership, and hands-on implementation to turn algorithms and research results into practical software.
His technical specializations include combinatorial optimization, graph algorithms, scientific computing, distributed systems, and high-performance software. He turns research-grade methods into practical, maintainable tools and has led projects spanning optimization frameworks, cloud resource management, network analysis, and compressed data structures.
Before co-founding Mirage Interactive, officially incorporated on 23 June 2026, Jean-François spent a decade in research positions in Japan, most recently as a Senior Researcher at IIJ Research Laboratory from 2021 to 2025. He holds a Ph.D. in Information Science from The University of Tokyo.
Evidence of this work is available through the public software, R&D track record, and peer-reviewed publications on this site. Download the short industry CV, detailed industry CV, or complete academic CV.
Research and scientific engineering ─ combinatorial optimization, graph algorithms, scientific computing, interpretable AI, distributed systems, and memory-efficient data structures.
Software development ─ architecture, algorithms, reusable libraries, APIs, testing, continuous integration, documentation, profiling, performance engineering, and open-source maintenance. Julia and C/C++ are the principal languages in this work.
Additional engineering capabilities ─ full-stack development, web services and backends, external API clients, data and content pipelines, messaging integrations, bots, and browser-facing applications.
President & Co-founder
Mirage Interactive ─ building the company and leading its technical direction
Senior Researcher
IIJ Research Laboratory ─ optimization, cloud resource management, and network software
Assistant Professor
The University of Tokyo ─ IBM Quantum Learning
Data Science Consultant
Air360 ─ interpretable AI for product quality analysis
Postdoctoral Researcher
RIKEN Center for Advanced Intelligence Project (AIP)
International Research Fellow
Japan Society for the Promotion of Science, hosted at Tokyo Institute of Technology
Postdoctoral Researcher
National Institute of Informatics ─ JST-ERATO Kawarabayashi Large Graph Project
Teaching Assistant
The University of Tokyo
Ph.D. in Information Science
The University of Tokyo ─ graphs, algorithms, and optimization
Master of Research in Computer Science
Université Paris-Sud ─ mathematical programming
Bachelor in Computer Science and Mathematics
Université Paris-Sud
