DevOps

What is the difference between merge and rebase in Git?

Senior

Wildberries

What systems and tools are used for infrastructure monitoring and log collection, such as ELK or Grafana?

What is the main purpose of using namespaces in Linux?

Share your experience working with web technologies and projects in this area.

What are layers in Docker? Why should the number of layers be minimized?

Middle

РЖД

Can you explain what the Terraform tool is and what it is used for?

What are consumer groups in Kafka?

Why do some clients receive content not from their unique server names but from a common name when using virtual shared hosting?

How to store Terraform state and prevent conflicts during parallel work?

Middle

МТС

Can you list the main types of data backup in PostgreSQL?

How do you ensure the secure storage and retrieval of secret data in the system?

Can you tell what technologies and tools were used in your previous projects?

Why do your resume details differ from the actual: age, experience, education, and documents?

What would be a red flag when choosing a company?

Can you explain the concept of Blue–green deployment and how it is used to update systems without downtime?

How can you use Ansible on a system where Python is not installed?

How would you split Ansible roles for nginx, WordPress, and Joomla if different servers have different service combinations?

Senior

VK

How did you configure the external component for automatic voting for the leader in the Galera cluster?

What methods can be used to configure and manage server groups to ensure high availability and scalability?

What methods can be used to configure network interface aggregation (Bonding) in Linux to improve reliability and bandwidth?

Junior — Middle

Альфа-Банк