Java

Why is it important to use parameterization when working with data collections?

What is the role of a method with a default implementation in interfaces or abstract classes?

How does Java development differ from using other programming languages?

Could you explain the principle of operation of the Quickselect algorithm?

Explain the differences between databases using a relational model and non-relational data storage systems.

Describe your ideal team and workplace.

Senior

СБЕР

Tell us about your experience working remotely.

How is database performance evaluated?

Junior — Middle

Билайн

To which system or location are log files usually sent in a production environment?

Junior — Middle

СБЕР Страхование

What methods can be used to increase the speed of processing search queries to a database?

What methods can be used to configure and set up components in the Spring framework?

Explain what the RecursiveTask class is in Java's parallel computing?

Can you explain what the term WAR means in the context of Java applications?

What methods can be used to verify the CAP theorem in distributed systems?

How to remove an element from a list during iteration over it?

Senior

СБЕР

What type of database management system do you use for moderate data volumes and loads?

How do you usually organize task discussions within your team?

Junior — Middle

СБЕР Страхование

How to implement a class whose properties cannot be changed after creating an object?

Junior — Middle

IfellowIT One

Why is the concept of atomic operations important in a system?

Do you use the JRPC protocol in your projects?