Dr. Stefanos Nikolopoulos is Co-Founder and Chief Scientific Officer of RexCrux Research Laboratory. He leads scientific validation and ensures the mathematical rigor, reproducibility, and research integrity of the company's technology platforms.
Stefanos brings expertise in artificial intelligence, machine learning, neural networks, cryptography, quantitative science, cybersecurity, and advanced computational systems. His research experience includes work with the European Union and Pfizer, along with publications in artificial intelligence, cryptography, and quantitative methods.
At RexCrux, he provides scientific oversight across the structural-intelligence platforms and leads development of ΩSignal, the company's topology-informed quantitative market-analysis system. ΩSignal uses structural and topological features to distinguish persistent market relationships from statistical noise and to support systematic, risk-aware analysis.
Stefanos holds a Ph.D. focused on artificial intelligence and machine learning and an M.Sc. in Applied Mechanics from the National Technical University of Athens. Based in Athens, Greece, his cross-disciplinary background enables rigorous evaluation of RexCrux's research across multiple domains while maintaining consistent standards for evidence and reproducibility.