Frontend

How do you evaluate the sorting in the application — does it work correctly?

Have you ever missed a deadline? How did you realize in advance that you wouldn't make it, and when did you inform about it?

How does the Event Loop work? What are macro-tasks and micro-tasks? What belongs to micro-tasks?

What is the purpose of requestIdleCallback?

Was there any format for system analysis or was it just discussed verbally and points were recorded in the task? Was there a document or a page in Confluence describing what needs to be done?

How was the development process organized at your last workplace? In what form did tasks arrive, how did they get into production, and what was your role in this process?

Have there been bugs in production after the entire process?

Какие способы знаешь для организации асинхронного выполнения в JavaScript?

Why did you decide to change companies?

import React, { useMemo } from 'react'; import { Button, Table, Tag } from 'antd'; import { useAppDispatch, useAppSelector } from '../hooks/redux'; import { Product } from '../types'; import { deleteProduct } from '../store/productSlice'; const categoryColors: Record<string, string> = { Electronics: 'blue', Accessories: 'green', Tools: 'orange', }; export const ProductList: React.FC = () => { const allProducts = useAppSelector((state) => state.products.items); const products = useMemo(() => [...allProducts], [allProducts]); const dispatch = useAppDispatch(); const handleDelete = (id: string) => { dispatch(deleteProduct(id)); }; const columns = [ { title: 'Name', dataIndex: 'name', key: 'name', }, { title: 'Sales', dataIndex: 'sales', key: 'sales', sorter: (a: Product, b: Product) => a.sales - b.sales, render: (v: number) => v.toLocaleString(), }, { title: 'Category', dataIndex: 'category', key: 'category', render: (category: string) => ( <Tag color={categoryColors[category]}>{category}</Tag> ), }, { title: 'Action', key: 'action', render: (_: any, record: Product) => ( <Button danger onClick={() => handleDelete(record.id)}> Delete </Button> ), }, ]; return <Table dataSource={products} columns={columns} rowKey="id" />; };

How do you feel about learning? How do you allocate time for development?

Have you worked with databases in home projects? Did you perform queries from tables, insertions?

What have you worked with the most? Is there a particular area or library you have more experience with than others? Tell us about the specifics of your last workplace.

What is the difference between Promise.race and Promise.any?

Is it possible to use a library for virtual scrolling? How to implement virtualization via @tanstack/virtual?

There is code with an IIFE that returns an object with a value field and a setValue method. What will be printed to the console after calling setValue(2) and accessing the value field? What needs to be fixed for 2 to be printed?

Do you use a quick trial method when solving unfamiliar problems?

What is the difference between Map and Set in JavaScript?

Which task was not immediately easy, and required some effort?

In what cases have you had to use a readable stream?