Alex Goldhoorn

Articles

Technical Articles

Technical writings on data science, AI evaluation, simulation, and logistics optimization.

System 1 vs System 2: Testing LLMs with Riddles

An experimental evaluation of how 8 models (6 cloud, 2 local) perform on logic puzzles, revealing the gap between pattern matching and first-principles reasoning. Includes complete raw model responses.

🎯 Try Interactive Challenge → Read Full Analysis → 📝 Raw Outputs →

How to Simulate a Global Delivery Platform

Deep dive into building a large-scale discrete event simulation system for Glovo's global delivery network, covering architecture decisions, performance optimization, and real-world validation.

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Contact: alex (at) goldhoorn.net