C#

Is it possible to bind a variable to a thread/task so that each task stores its own value? What are ThreadLocal and AsyncLocal?

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

Can you give an example of a situation in C# where the system fails to properly free memory, leading to leaks?

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 are the different types of methods in LINQ?

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

Junior — Middle

Andersen

Can you explain the concept of extension methods in LINQ and how they are applied in practice?

Can you list the types of positions you have worked in before?

Do you have experience in detecting and preventing deadlocks in database management systems?

What consequences can occur with multiple calls to the POST method in an application?

Have you had experience working with the data visualization tool Grafana?

What is the main task of Dependency Injection in applications?

In what sequences can multiple catch exception handling blocks be placed?

Explain the purpose of the UPDATE method in DbSet and in which scenarios it is used.

Explain the process of converting primitive data types to reference types and vice versa, as well as their purposes.

Have you had experience interacting with databases via SQL queries?

When and why is it necessary to release event handlers or subscriptions in an application?.