feature-engineering Articles

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Data Engineering•2026-01-06

Lyft’s Feature Store: Architecture, Optimization, and Evolution

This article describes the architecture, optimization, and evolution of Lyft's Feature Store, a core ML infrastructure platform serving 60+ use cases across the rideshare stack.

Machine Learning•2023-12-11

Declarative Feature Engineering at PayPal

PayPal describes their declarative (config-based) feature engineering paradigm used for real-time fraud detection ML across 400 million users.

engineering

declarative-programming

feature-engineering

paypal

machine-learning