Vicente Reig Rincón de Arellano

Fractional Engineering Lead

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Training Medical LLM Predictors: Process, Costs, and Optimization with DSPy.rb

August 11, 2025

75% recall with 200-example evaluation. Reality check: small samples gave misleading 100% claims. Here's what actually works.

Finis Coronat Opus: Welcome to My Blog

August 11, 2025

Product-minded Engineer sharing insights at the intersection of product, engineering, and business strategy. From Apple to startups, here's what I've learned.