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 test interview questions and tests you can identify developers with the exact skill set you need to grow your company.
Programming language: JavaScript
Java frameworks and libraries: Angular, AngularJS, React, Ember, Backbone, Meteor, jQuery and others
Build tools: NPM, Gulp, Bower
assessing knowledge of JavaScript, Vue.js
JavaScript | Vue.js | Notepad - Complete simple notes application using provided NotesService to save and read notes.
assessing knowledge of JavaScript, Vue.js
JavaScript | Vue.js | Contact Form - Finish the form so it has all the following features: user can log in, so name and email are filled-in after the form is sent a 'Thank You' message should appear.
assessing knowledge of Typescript
TypeScript | Redux Selectors | HR Department - Implement Redux Selectors which will process HR data. Implementation will be tested against snapshot tests.
assessing knowledge of JavaScript, HTML, CSS
JavaScript | Vue.js | Calendar Notes - Implement an application with which the user can add a note for a date they choose from a calendar.
assessing knowledge of Angular2+, JavaScript, rxjs
JavaScript | Angular 2+ | Virtual business cardholder - Connect components of the virtual cardholder using a service, RxJS, and Angulars @Input.
JavaScript | React, Redux | Address Book - Implement missing features of a small React web application built on top of Redux.
JavaScript | Node.js | Address book - Implement endpoints to fetch the list of contacts (with a phase matching and results limiting), fetch details of a single contact and to delete the given contact.
assessing knowledge of MongoDB
JavaScript | TypeScript | Invoice application - frontend - Implement the front-end part for merging and aggregating the invoice data with currency exchange rates.
Java | Invoice application - backend - Implement the backend part for searching and aggregating invoice data with the service and the DAO methods.
assessing knowledge of ES6, JavaScript, HTML, CSS, Accessibility
JavaScript | Functional memoization - Write the two versions of generic memoization mechanism.
assessing knowledge of Angular2+, JavaScript
assessing knowledge of Angular2+, JavaScript
JavaScript | Angular 2+ | Currency Calculator - Finish an application that should convert the amount of money in selected currency to USD.
assessing knowledge of JavaScript, Redux
JavaScript | Redux | HR Department - reducers - Implement correctly the redux reducers and selectors.
assessing knowledge of ES6, JavaScript
JavaScript | Functional memoization - Write the two versions of generic memoization mechanism.
assessing knowledge of Typescript
TypeScript | Social Media Queries | Find friends by name - Implement the funtion FriendsQueries#queryByNameMatching per the requirements and make all tests pass.
assessing knowledge of JavaScript
JavaScript | Word Search - Initialize the WordSearch object to hold the letterGrid and implement the find method that will search a given grid in all directions.
JavaScript | React, Redux | Address Book - Implement missing features of a small React web application built on top of Redux.
JavaScript | Node.js | Address Book - Implement endpoints to fetch the list of contacts (with a phase matching and results limiting), fetch details of a single contact and to delete the given contact.
assessing knowledge of JavaScript, React
Javascript | React | Calendar Notes - Implement an application with which the user can add a note for a date they choose from a calendar.
assessing knowledge of JavaScript
jQuery | DOM manipulation - basic form - Implement an interactive form to allow editing and calculating the simple statistics.
assessing knowledge of JavaScript
jQuery | DOM manipulation - Implement interactive form to allow editing, confirming tasks, disabling inputs and calculating statistics.
assessing knowledge of ES6, JavaScript
React Native | Movie Store - Implement an application which allows users to buy all the movies they can imagine.
assessing knowledge of JavaScript, React
JavaScript | React | Search-Engine Application - Implement an application to search and filter products in an online shop.
assessing knowledge of Angular Forms API, Angular Reactive Forms, Angular2+, Angular Templates, Angular Security
JavaScript | Angular 2+ | Signup Form - Connect HTML/CSS to Angular and add proper validation.
assessing knowledge of ES6, JavaScript
React Native | HR Companion App - Implement an application to help HR department with maintaining the list of job candidates to be evaluated.
assessing knowledge of ES6, JavaScript
React Native | Ultimate BugTracker - Implement missing features and fix bugs in the application used as an in-house bug tracker of a software house.
assessing knowledge of ES6, JavaScript
JavaScript | Orders Analyzer | Find a total ordered quantity of a product for every weekday - Implement OrdersAnalyzer#averageDailySales method that will return a map with a name of a day of the week as a key and a sum of ordered quantity for a given product id as a value.
assessing knowledge of Java
Java | Find duplicates - Implement findDuplicates method that returns a new list containing duplicates which occured N-times.
assessing knowledge of ES6, JavaScript, Typescript
JavaScript | Node.JS | Websocket server - Complete the server.js file in order to finish the WebSocket server.
Using the RealLifeTesting™ methodology, DevSkiller’s online JavaScript coding interview questions help put your candidate in a natural environment to examine their coding skills. Give them access to all the tools they need to complete a range of tasks that they’d face regularly as a developer in your company.
Create deadlines and build a range of scenarios and tasks to help measure and assess your candidates’ problem-solving and technical thinking. Pick from JavaScript coding interview questions in React, Angular, or just about any other resource in the JavaScript tech stack.
JavaScript is one of the most widely used languages out there, regularly being used in both front-end and back-end applications. Even the most basic knowledge of the language can change the entire behavior of an entire website. However this is as a recruiter, you need to be aware. Many JavaScript developers learn JavaScript to problem solve, so the underpinning knowledge is lacking.
To code to a high standard, a JavaScript developer must have a comprehensive knowledge of the entire language and what it can and can’t do. One must also have knowledge and experience of the specific libraries and frameworks that the role requires – of which there are many, each being suited to different applications. This is exactly what DevSkiller JavaScript programming questions test.
Can’t find the ideal JavaScript test with the right JavaScript programming questions to give to your applicants? No problem. Our task wizard lets you create your own JavaScript coding test and JavaScript coding test interview questions using your very own resources. Throw your developer into the world of jQuery, React, Angular and many many more applications. Test your candidates at any time from anywhere in the world.
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