Финтехробот

Mutex or channels — when to use what?

What levels of transaction isolation exist?

Where is it better to describe interfaces — on the source side or on the consumer side?

What types of indexes are there and how do you know when an index is needed?

What is table partitioning? Share your experience.

How is context cancellation implemented? What happens inside?

Design a worker for asynchronous processing of financial operations.

Have there been situations where messages in Kafka did not arrive?

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

How does anti-fraud interact with Kafka?

The errors package has two methods, Is and As. What is the difference and when are they used?

How do you formulate requirements? The full cycle from request to development transfer.