Every senior backend interview I've done in the last 18 months asked at least one Redis question and one Kafka question. Below are the 10 that came up most often, answered with the patterns I actually use in production — not the textbook version. 0.
Source: [Dev.to](https://dev.to/moyuping/the-redis-kafka-interview-questions-i-got-asked-23-times-and-how-i-finally-answered-them-2ho)