Python

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What are Zero Downtime Migrations? The problem with adding a NOT NULL column without a default at the database level.

What types of differences exist between a framework and a library in software development?

Explain what an object is in Python and how it is used.

What are the advantages of using asynchronous programming compared to multithreading?

Middle — Middle+

Т-Банк

How is asynchronous interaction between components of microservice architecture implemented?

How do you assess the importance of being present in the office for your work?

Describe the composition and structure of the team you previously worked in, as well as your roles and interactions within it.

Junior — Middle

Кодтех

Wildberries

РЕСО-Лизинг

What is the role of finite automata in implementing bots on aiogram?

To which categories of databases does the ClickHouse analytical system belong?

Why is GIL needed at all, given that it imposes such restrictions?

Senior

СБЕР

Is it necessary to specify version numbers for dependencies in requirements.txt?

Tell me about MVCC (Multi-Version Concurrency Control).

Middle+

X5 tech

How is data exchanged between microservices?

What are iterators and generators? What is their purpose?

Why are immutable data types, such as tuples, needed in Python when lists exist?

Have you used the @property decorator in your Python projects?

What is typing in Python?

How much of your work time do you spend programming in Python?

Junior — Middle

Okko

What microservice have you developed from scratch?