Data science & Machine Learning

Data science & Machine Learning June 10, 2026

Feature stores for real-time ML: Why and when to centralize feature logic

What it looks like to use feature stores in real-time machine learning systems, along with their pros and cons.

Life at Nu January 27, 2026

Everything you need to know about the 2026 Nu Mexico Internship Program

A real-world experience to learn by doing, grow as a team, and start your career

Data science & Machine Learning January 26, 2026

Unlocking financial insights: How Nubank powers personalized experiences with foundation models

Scaling predictive intelligence to accelerate Nubank’s AI-First vision

Data science & Machine Learning December 10, 2025

How prompt engineering helps us communicate with machines and why it matters

Practical principles for crafting clear, reliable prompts that scale AI collaboration

Data science & Machine Learning November 25, 2025

3 Lessons from implementing Controlled-Experiment Using Pre-Experiment Data (CUPED) at Nubank

Drawing from years of running large-scale A/B tests across millions of customers and hundreds of metrics, our Experimentation Platform team shares three lessons from implementing CUPED at Nubank.

Data science & Machine Learning November 12, 2025

Explaining Financial Models by Deleting Transactions

We explain how we use the LOTO method to understand the real impact of each transaction on financial models.