Golang

What is Graceful Shutdown and how to implement it?

What is the Outbox pattern and how is it implemented?

Tell us about database partitioning and sharding, and how it is used in your organization.

What is the N+1 query problem and how to solve it with a large number of users?

Tell me about replication in PostgreSQL: types, synchronous vs asynchronous.

How to fix the data race problem when deducting balance?

Design a system similar to GitHub/GitLab (code storage, push/pull, 50,000 active users).

How does the Serializable isolation level work?

What is the difference between the Read Committed and Repeatable Read transaction isolation levels?

Tell me about your current position and the tasks you are performing.

What is Blue-Green deployment and Canary deployment?

What is a liveness probe and a readiness probe in Kubernetes, and what is the difference?