300+ Real-World ML System Design Case Studies from 80+ Top Companies

mdancho84 · x · 2026-08-12

The author points out that portfolios relying on "toy" projects—those merely showcasing a model or a chart—often get filtered out in hiring. The real signal is whether you can deliver a workflow that solves an actual business problem. To help with this, a popular GitHub repository is shared, featuring over 300 real-world machine learning system design case studies from 80+ leading companies like Netflix, Airbnb, and DoorDash, detailing how ML is practically applied in production.

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