Python

How to test the operation of an application with external dependencies (unit tests)?

What types of testing are there?

There is an application that reads a large stream of values (millions). It is necessary to quickly check if a specific value is in the list of processed ones. What collection to use?

What is the difference between a list and a tuple in Python?

Can you explain in your own words the principles of SOLID and how they help in development?

Tell me about your current workplace: what are your tasks, team, and your role?

In Python, there are no interfaces like in Java. What can be used to describe contracts between application components?

Are you familiar with design patterns? Which ones do you apply in your work?

For which tasks is Kafka better suited, and for which tasks is Celery more appropriate?