Exness - 2

• Standard questions about Go: slices, maps, goroutines, channels, escape analysis; go/concurrency
• Standard database questions: indexes, what types of indexes do you know, EXPLAIN ANALYZE, isolation levels; sql/indexes
• Kafka questions: delivery guarantees, consumer groups, and what happens if there are more consumers than partitions? What is synchronous and asynchronous replication? sql/schema-design

Then an algorithm section follows. The task was to implement an LRU cache.

Then a system design section.