Top 27 Front-End Developer Interview Questions + Answers

A front-end developer interview can be stress-free, to a certain extent. The career is growing by leaps and bounds; don’t try to prove yourself too much. Walk in with a clean portfolio and prepare with test questions and answers. When interviewing for a front-end developer role, expect questions about your skills and experience with HTML, CSS, and JavaScript.

Another advantage of live coding interviews is they allow for an interactive experience with candidates. This is helpful when candidates aren’t an exact match for the skillset you’re looking for.. By working together on a piece of code, youcan better sense whether or not a candidate could potentially grow into the role.

What is the key difference between Class and Prototype-based inheritance?

TypeScript is an object-oriented programming language that is a superset of JavaScript. Simply put, it’s JavaScript with a slew of other remarkable capabilities.

With these well-crafted front-end developer interview questions, you are now very aptly equipped to design and answer any questions regarding front-end development. However, these front-end developer interview questions only cover the technical aspect of the interview. An interview doesn’t just gauge the technical prowess of a candidate. Apart from preparing these front-end developer interview questions, you would also need to work on your soft skills and social life as a front-end developer. Once you have five or six years under your belt, interviewers will rarely ask you complex questions about technology, design, development, or even user experience.

Solve Recent Facebook FrontEnd developer Interview question

Eric Phillips has worked has a software engineer and architect doing full stack development as well as creating integration frameworks and APIs for enterprise become a front end developer software. He actually has degree in geography from the University of Minnesota, though these days much of his focus and passion is songwriting.

An interviewer may also ask questions about your experience with specific frameworks or libraries, such as React or Angular. First, note that a front-end developer can mean many things. When we normally say “front-end,” we mean web applications. But it can also mean iOS, Android, Microsoft, osX, or even Linux applications. Front-end developers focus primarily on design and sometimes, IDEs. Know what type of front-end role you’re going for before you start studying — because there will be technical questions involved.

top 60+ front end developer interview questions

Also be prepared for these personal front end developer interview questions… A class is essentially a template for encapsulated, reusable code for which there may be multiple instances of , as you would in any object oriented language. Classes contain data in the form of variables and functions that execute code. You declare classes either as functions or with the class keyword. Classes have a special function called a constructor used to set its internal values when a new instance is created. Other functions may be called on an instance as needed. This question can give the interviewer insight into your decision-making process and how you apply new skills to your work.

• But getting hired will require you to demonstrate your competency by answering a series of front-end developer interview questions.
• In JavaScript, the object system is prototype-based, not class-based.
• At the very least, it’s good to understand that any algorithm you write could be used on a very small or very large data set.
• A Content Delivery Network like Cloudflare gives us geographically distributed servers so people can load our app from a location near them.

There’s an endless amount of possibilities and problems to solve. Watching a script I wrote come alive is a magical experience. After I’m researching a lot on web, I came to a conclusion that, there is no tutorial/video series that is dedicated for MAANG preparation for FrontEnd developers.