C#

What are the advantages and disadvantages of using interfaces in programming?

What is your experience with Kafka?

How does asynchrony differ from parallelism?

Middle

OZON

What is the number of stacks used in the program?

What is meant by RESTful API and what characteristics does it have?

Explain the concept of normalization of data in a relational database and its purpose.

Can you explain what is meant by invariants in the context of classes?

What are the access levels for class elements in object-oriented programming?

Explain the principle of data materialization and what it involves.

Have you ever dealt with improving query performance in a database?

What standards and conventions are applied for naming resources and endpoints in REST API?

Can you name the main types of indexes used in SQL database management systems?

Junior — Middle

OZON

Where are you currently located?

Intern — Junior

OZON

Is it worth starting professional development in front-end development?

Can you give an example where standard CRUD operations are combined with additional custom business logic?

Do you have experience working with tasks that require asynchronous or deferred operations?

What steps and components are necessary to set up and use Entity Framework in a project?

Junior — Middle

Andersen

Can you describe the main types of user authentication methods?

What tools or libraries do you use for working with databases through ORM?

Junior — Middle

Pyrus

What is the main purpose and application of the Repository pattern in software architecture?