Wallapop: The Invisible Engineering Behind Europe's Largest Circular Marketplace

Upload a photo of a bicycle to Wallapop. In under 200 milliseconds, a cascade of real-time Machine Learning models classifies the item, estimates optimal pricing, runs fraud detection, and computes avoided CO₂ emissions. Behind Spain’s most famous second-hand app lies one of Europe’s most sophisticated data and ML architectures, culminating in its acquisition by Asian tech giant NAVER.

August 31, 2026 · Datalaria

Clarity AI: How Rebeca Minguela and AI Are Redefining and Quantifying Financial Sustainability

Using Machine Learning and NLP algorithms, Clarity AI has replaced the subjective opinions of human analysts with traceable mathematical evidence. Discover how Rebeca Minguela built the cloud infrastructure that is now the technological arbiter between global capital and sustainability.

April 3, 2026 · Datalaria