Golang

There are two indistinguishable dice. How many different outcomes are possible?

How are you with Kubernetes?

Senior

Yadro

Tell me about ClickHouse — how it stores data on disk (columnar storage), why you can't change the ORDER BY of an existing table, only add new columns at the end?

Senior

МВидео

What are your salary expectations? What amount do you consider per month?

Is it possible to run a Docker container without an image?

Tell me about telemetry and monitoring — what are they for and what have you worked with?

How many microservices were your team responsible for?

How many retry attempts should be made before sending a message to the DLQ?

Senior

Касперский

Is it possible to add an element to a nil slice?

Please tell us what you do at your current job, what you like, which tasks you enjoy, which tasks you dislike, and would like to avoid?

Senior

Вайлдберрис

How do you prefer to receive payment — via the RF TC or through USDT crypto?

Middle+

АЙ-ТЕКО

How do you feel about overtime? Sometimes we need to release updates late in the evening.

What types of indexes are in databases, what are their differences, and how do you decide when to use them?

What is protobuf? What happens when adding/removing a field?

Senior

Selectel

Tell me about domains and areas of responsibility.

What technical problem does blockchain solve? Answer in one sentence.

So, each data center updated its own Redis if the consumer groups were different?

How can goroutines 'leak'?

What transaction isolation levels are available in SQL (PostgreSQL)?

Middle+

OZON

Tell us about the transition from synchronous to asynchronous architecture: why did you make the transition, how did you identify the problem?