Golang

Is Go an OOP language or not?

What are the main structures of the Go scheduler?

What is context.WithValue used for?

How to correctly cancel a context in a goroutine?

What level of insulation was used in the project?

What levels of transaction isolation exist?

What is a goroutine, and how does it differ from a system thread?

What are the problems of microservices architecture that you have encountered yourself?

How to interact with external merchants located outside the perimeter?

How is context cancellation implemented? What happens inside?

How do you generate mocks for unit tests?

Have you configured tracing?

Do you use ORM or manual queries for working with the database?

Do you consider test coverage in projects? How is it organized?

How does anti-fraud interact with Kafka?