Question Details
Problem Requirements Design a payment gateway system. This system must handle credit cards and bank cards. Your clients are merchants using POS (Point of Sale) machines. These machines scan cards a
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This is a reported interview question from a databricks interview for a swe role reported in 2025.
It covers the following topics: Strings, Sql, Load Balancer, Rate Limiter, Api Design, System Design, Queue, Queue .
Difficulty rating: Easy
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