JavaScript is a must-have for every front-end developer. The tasks of the front-end developer nowadays require using a wide range of tools and knowing multiple programming languages. You can check the skills of your candidate using our JavaScript coding interview questions and tests to have a good understanding of how proficient they are.
The developer has to combine the knowledge of JavaScript with at least one of the popular frameworks like Angular, React or Vue. With Devskiller JavaScript coding interview questions and tests you can identify developers with the exact skill set you need to grow your company.
Contains following tasks:
1) Choice questions - assessing knowledge of ES6, JavaScript, AJAX, Web development
2) Programming task [level: Hard] - JavaScript | React, Redux | Address Book - Implement missing features of a small React web application built on top of Redux.
Contains following tasks:
1) Programming task [level: Medium] - Java | Flights manager | Implement an application that is responsible for managing flights data
2) Programming task [level: Medium] - JavaScript | React | Contact Form - Optimize the fill-out form for site users
Contains following tasks:
1) Choice questions - assessing knowledge of ExpressJS
2) Programming task [level: Medium] - Angular2+ Notepad App
3) Programming task [level: Medium] - Node.JS - Mongo - Course report
4) Code gaps - assessing knowledge of MongoDB
Contains following tasks:
1) Choice questions - assessing knowledge of ES6, JavaScript, AJAX, Web, Web development
2) Programming task [level: Hard] - Contact Management Application - Finish existing Vue.js application for contact management by implementing search functionality together with creating query and other variables.
Contains following tasks:
1) Choice questions - assessing knowledge of JavaScript, Web development, Tooling, Web, ES6
2) Programming task [level: Medium] - JavaScript | TypeScript, React | Conference admin panel - Implement missing features of an admin panel for managing the Call for Papers process using TypeScript, React, React Router and Promises.
Contains following tasks:
1) Choice questions - assessing knowledge of React, ReactJS, ES6, JavaScript, Web development
2) Programming task [level: Medium] - JavaScript | React, React Router | Conference admin panel - Implement missing features of an admin panel for managing the Call for Papers process using React, React Router and Promises.
Contains following tasks:
1) Choice questions - assessing knowledge of AJAX, JavaScript, Web, Web development, ES6
2) Programming task [level: Hard] - JavaScript | Angular 2+ | Signup page | Components and routing - Complete user registration flow by setting up routing, integrating the signup form with data services and adding proper input validation.
Contains following tasks:
1) Choice questions - assessing knowledge of JavaScript and Node.JS
2) Programming task [level: Medium] - JavaScript | Node.js | Server Side Step Tracker - Finish implementation of Node.js fitness application exposing REST API and Websocket-API for steps tracking
Contains following tasks:
1) Choice questions - assessing knowledge of JavaScript
2) Programming task [level: Easy] - [Single File] JavaScript | Orders analyzer | Find an average ordered quantity for every weekday - Implement a method that will analyze orders dataset and return a map with average ordered quantity of a product for every weekday
Contains following tasks:
1) Choice questions - assessing knowledge of JavaScript
2) Programming task [level: Easy] - JavaScript | Vue.js | Contact Management Application - Finish existing Vue.js application for contact management by implementing search functionality and displaying results
Contains the following tasks:
1) Choice questions - assessing knowledge of HTML and CSS
2) Programming task - assessing skills in JavaScript focused on Functional programming fundamentals
3) Programming task - assessing skills in jQuery by asking the developer to debug some jQuery code
4) Programming task - assessing skills in Angular by asking the devleoper to debug some Angular code
5) Code gaps - verify the most esstential skills in Git by asking the developer to complete a few commands
Contains following tasks:
1) Programming task - Complete a movie collection application that includes SQL queries and is built using Django
2) Programming task - Prove your knowledge of JavaScript fundamentals by following a few simple instructions.
3) Programming task - Prove your knowledge of Javascript functions by creating functions as directed.
Contains the following tasks:
1) Choice questions - assessing knowledge of JavaScript - easy and intermediate questions
2) Programming task - JavaScript application that creates a file tree data structure from a JSON input, candidate have to find a bug in the code and fix it.
Contains the following tasks:
1) Choice questions - assessing knowledge of AngularJS
2) Programming task - simple AngularJS application for name editing, candidate needs to find a bug related to Angular scopes and fix it
Contains the following tasks:
1) Choice questions - assessing knowledge of JavaScript - trivial questions
2) Programming task - simple AngularJS calculator application, candidate needs to implement four methods for basic arithmetic operations exposed as Angular service
Contains the following tasks:
1) Programming task - solve a programming challenge that involves Angular 2 Fundamentals Shopping Cart
2) Choice questions - assessing knowledge of HTTP Preflight Requests,Naming conventions,Controlling transitions,Controllers,Observers and run loop,Classes,Dependency management,Computed properties,Dependency injection,Front-end tooling
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