C#

What is IAsyncDisposable?

What is the maximum amount of memory (heap) that can be used within a single application?

Junior — Middle

OZON

Explain what the 'protected' access modifier means in a programming language and how it is used in classes.

What means and methods are used to verify user personal data?

What are the main advantages and disadvantages of using a message broker system?

Junior — Middle

AstonПочтатех

Have you worked with the ASP.NET MVC framework in your projects?

How to determine the maximum number of interfaces that a class can implement in a programming language?

How do the concepts of synchrony and parallelism differ in programming?

Junior — Middle

OZON

What role did RabbitMQ play in your previous project and what tasks was this tool used for?

Can you explain what a B-Tree data structure is and how it is used in databases or file systems?

What is the role of the GetHashCode method when using a dictionary or hash collection?

Junior — Middle

OZON

Can you name the existing levels of transaction isolation in database management systems?.

Can you explain the principle of operation and purpose of Action Filter in the context of web development?

Can you explain what the React library is and how it is used in user interface development?

Why is it important to distinguish objects by their processing or access time?

What steps should be taken if you do not receive interview invitations?

Can you tell how the code review process was organized and conducted in your previous company?

Can you explain what a programming language that requires pre-compilation before execution is?

Could you describe the composition and structure of your current team, as well as the key roles and responsibilities of its members?

When should you use a key-value data structure for storing information?