Payments / marketplace

Stripe interview themes

What people report studying for — not a take-home dump. Last editorial update 2026-08-01.

Rounds you should expect

1. SQL screen

   Dedup to latest customer, anti-joins that survive NULL, and a revenue query that does not fan out on a payments table.

2. Pipeline design

   Exactly-once vs at-least-once into a warehouse. They want the sink story, not Kafka slogans.

3. Debugging

   A dashboard doubled overnight. Walk the grain from gold to source in five minutes.

Practice these stacks