Java

Is the use of @Transactional(readOnly=true) annotation in the method justified here?

The client sees the old balance after a successful withdrawal yesterday. What could be the reason?

What was synchronous and what changed? Which of the two cases (scheduled or status change) was synchronous?

What do you look for in a team and product? What are your criteria for choosing a workplace?

Senior

СБЕР

What happens when Redis memory runs out?

Senior

Альфа-Банк

Tell us about delivery semantics in Kafka (at most once, at least once, exactly once)

How many people were in the team at [company]?

How is the internal structure of LinkedHashMap organized? What is an element of the doubly linked list?

Senior

СБЕР

What nuances/minuses does the dirty checking mechanism have?

Why can't we just use a single max variable instead of a second stack?

Which collection to use for a results table sorted by last name and searchable by key?

Senior

IT One

Have you ever applied threading in practice? Can you give an example of a task?

Senior

СБЕР

Tell us about specific results and achievements in numbers.

Senior

Альфа-Банк

Name at least 3-4 skills that a good developer should possess in the modern world.

Senior

Альфа-Банк

When should you use Singleton and when Prototype?

Why do you want to leave [company]?

What books on software design and development have you read in the last two years?

Senior

Альфа Капитал

Describe your workflow from receiving a task to deployment using AI tools.

What protocol was used for interaction with [system/service]?

Senior

СБЕР

What are the input parameters of the defineClass method?