Node.js

Is multithreading used in Node.js when interacting with the file system?

Can you explain the working principle of the WebSocket protocol and how it differs from regular HTTP requests?

Can you explain what is meant by 'interceptor' in programming?

Do you use methods to get property values in your classes?

Does NestJS support working with the UDP protocol?

Do you have any questions you would like to clarify?

What are your views and attitude towards working as a developer?

Have you experience developing with TypeScript?

Can you explain how the Kafka system works and its main components?

Do you have experience developing applications using NestJS?

Will Promise.all continue execution if one of the promises passed to it fails?

Describe your experience with SQL-based database management systems, specify the technologies used and preferred practices.

Can NestJS be used for working with protocols or systems other than HTTP?

Does Node.js provide single-threaded task processing?

Describe your experience with using and configuring PostgreSQL, as well as the features of working with this database.

Junior — Middle

СБЕРРосатомБизнес-Азимут

Is the architecture of Node.js single-threaded or does it use multithreading within the operating system?

What is your practical experience in working on commercial projects?

Can you write a query using JOIN to connect tables in SQL?

Could you explain what the Promise.allSettled method does in JavaScript?

Can decorators be used only for class methods or also for other elements?