Node.js

Can you give an example of a situation where performance optimization is important?

What methods do you use for effective time and task management?

Is it possible for the Event Loop to be blocked?

How can closures be used to achieve data encapsulation in JavaScript?

What is meant by the process of deploying an application or system in a production environment?

What is your experience and level of proficiency with PostgreSQL?

Have you used Redis exclusively for data caching purposes?

What are the advantages and disadvantages of using indexes in database management systems?

What was used for handling asynchronous operations before the appearance of Promise in JavaScript?

How is exception and error handling implemented within NestJS?

Describe my most interesting case

Does the Event Loop mechanism in Node.js ensure single-threaded event processing?

Can you list the types of transaction isolation levels used in PostgreSQL?

Can you explain what a binary search tree data structure is and how it works?

Can you explain what is meant by outsourcing in business and development?

Will multiple updates to the same record affect the current server status?

Do you have plans to develop your career in team leadership?

How do you use Git in your work?

What are the main approaches and mechanisms for ensuring modularity used in Node.js?

How did you justify your position in previous situations?