Node.js

Can you explain complex technical concepts in an accessible language?

Can you tell about a case where it was particularly difficult for you to find a solution and how you overcame it?

What is the difference between business logic models and data models in an application?

What is the purpose of the equality operator '==' in programming?

Junior — Middle

СБЕР

Have you had experience implementing and using caching in Node.js applications?

What is your overall work experience in this field?

How confident are you in your Node.js skills?

How to distinguish a framework from a library and what are the key differences between them?

In what cases is the 'any' operator used in TypeScript?

What are the advantages and disadvantages of using PostgreSQL database in projects?

Which approaches to working with a database are considered more efficient: using ORM or direct manipulation of SQL queries?

Can you explain what an aggregate function is in the context of databases and how it is used in query execution?

Junior — Middle

СБЕР

Do you have experience solving algorithmic problems on the LeetCode platform?

What is the difference between using INNER JOIN and OUTER JOIN in SQL when joining tables?

Junior — Middle

СБЕР

How long does it usually take to integrate a new team member into a project?

Can you explain what is meant by Middleware in the context of Node.js and how it is used?

Have you had experience with transaction management in databases or systems?

Have you had experience developing and interacting with individual microservices using NestJS?

Have you had experience using Docker Swarm for container orchestration?

What is the role of generics in programming?