I was contacted by an eBay recruiter for a front-end position on a core eBay team. I have been scheduled for about five Skype/phone interviews with engineers from the team and the manager.

All coding questions were asked in Codedoc.

Most of the questions focused on:

• Core JavaScript concepts
• AJAX
• Benefits of employing client-side MVC frameworks

Briefing about Front-End experiences in previous projects.

Question on pairs with sum problem.

JavaScript prototypes and inheritance. Questions on JavaScript hoisting and local/global variables concepts. Advantages of AngularJS and its disadvantages.

Design patterns in JavaScript - Singleton. Question on JSONP. Cons of AJAX-based applications.

Asked to code on ES6 features: arrow functions, scoping, etc.