Java

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?

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?

What functions and capabilities does Reflection API provide in programming language?

How do you usually organize task discussions within your team?

Junior — Middle

СБЕР Страхование

In which area or district of Moscow are you located?

Do you use the JRPC protocol in your projects?

Can you explain what a collision in hashCode means outside of the Map data structure?

What methods do you use to optimize workflows and increase their efficiency?

Why are you considering other options now / why did you leave your previous job?

Senior

Т-Банк

Can you give an example of implementing a specific design pattern in practice?

How is the speed of obtaining an element by index in a LinkedList determined?

For what reasons does the HashMap data structure not allow the use of null as a key?

Junior — Middle

Газпромбанк

Explain the internal structure and working mechanism of the StringBuilder class in Java.

What is the role of the Transactional annotation in working with Spring Data to ensure transaction management?

Can you explain what the acks setting in Kafka means and how it affects message delivery?

Junior — Middle

Aston

Can you explain what it means to divide tables into segments or parts in a database?

What idea does the LinkedList class in Java implement?