Coinbase·Data Scientist·Technical Phone Screen
- CoinFactory ran a 60-second Super Bowl ad with a QR code on Feb 9, 2025. Walk through how you'd estimate the incremental sign-ups attributable to that ad in the first 48 hours, including your identification strategy, data sources, deduplication approach, a back-of-the-envelope calculation with specific numbers provided, and how you'd validate the final estimate.
“This was a lot.”