28 Front-End Developer Interview Questions and Answers

By Indeed Editorial Team

Published June 18, 2022

The Indeed Editorial Team comprises a diverse and talented team of writers, researchers and subject matter experts equipped with Indeed's data and insights to deliver useful tips to help guide your career journey.

Related: Top 6 Common Interview Questions and Answers | Indeed Career Tips

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Most companies hire front-end developers to create responsive and modern web applications. These developers handle the design, layout, and coding of a website. Knowing about interview questions for a front-end developer position can help you succeed in your next job interview. In this article, we review some common front-end developer interview questions and provide sample answers.

Related: Programming Interview Questions and Answers for Coders

10 general front-end developer interview questions

Interviewers often start with general front-end developer interview questions to learn more about the candidate. Here are some of the most common questions they ask:

  1. Can you tell me more about your experience as a front-end developer?

  2. What programming languages are you proficient in?

  3. What platforms or frameworks are you comfortable working with?

  4. Have you ever created a responsive website? Can you show me an example?

  5. What's your process for solving problems you face during the development process?

  6. Have you ever encountered a difficult problem that you were unsure how to fix? How did you go about solving it?

  7. Do you have any experience with creating prototypes or evaluating the user experience?

  8. What tools do you use to measure the performance of a website or web application?

  9. Have you ever worked on a project where you had to optimize the website for speed? How did you handle it?

  10. Do you have any experience with animation or motion graphics?

Related: Top Skills for Software Developer

8 in-depth questions

Front-end developers perform various tasks, such as programming, coding, and creating prototypes. They also work with different tools and technologies. Here are some in-depth questions that an interviewer may ask you:

  1. What are the different stages of the development process?

  2. What is the role of a front-end developer in the development process?

  3. What are the different types of testing performed on a website or web application?

  4. What are version control systems? Have you ever used them before?

  5. What is a CSS pre-processor? What are the benefits of using one?

  6. What is a task runner? What are its advantages?

  7. What is a front-end framework? How might you benefit from using it?

  8. What are the different errors that can occur in programming?

Related: Developer vs. Programmer (Differences and Similarities)

10 interview questions with sample answers

Interviewers can ask different front-end developer interview questions to test your knowledge, skills, and abilities. You can prepare to answer questions about your experience, education, and technical expertise. Here are some commonly asked front-end developer interview questions:

1. What's the most difficult front-end development project you've worked on?

The aim of this question is to assess the candidate's experience and ability to work through common development challenges. Here's what to look for in an answer:

  • experience in a front-end development role

  • strong problem-solving skills

  • ability to resolve conflicts independently

Example: “The most difficult front-end development project I've worked on was creating a website centred around a teaser version of the client's game. They wanted to use the website to advertise their new app and include a small, playable version of their game. My team created the code for the game, but inputting it and ensuring it worked and looked appealing was challenging as I'd never worked with games before.”

2. What are some challenges you face with front-end development?

The interviewer wants to know if the candidate is aware of common development challenges and how they plan to overcome them. Here's what to look for in an answer:

  • an understanding of common development challenges

  • awareness of modern tools and technologies

Example: “Some challenges I face with front-end development are ensuring that the website is responsive and keeping up with modern web standards. I use responsive design techniques and keep up to date with the latest technologies to ensure that my websites are accessible on all devices. Sometimes, it's challenging to find the right balance between making a website look attractive and keeping the code clean.”

3. How do you ensure the websites you design promote accessibility and user-friendliness?

The aim of this question is to assess the candidate's experience and knowledge of creating accessible, user-friendly websites. Here's what to look for in an answer:

  • ability to create user-friendly, accessible websites

  • specific ways the candidate promotes accessibility

  • experience in a front-end development role

Example: “Creating websites that are user-friendly and accessible is extremely important to me, as I want everyone to enjoy my work. If the client agrees to it, I add alt text to images so screen readers can describe the picture to those with visual impairments. Similarly, I can create websites that allow users to enlarge or minimize the font to make it easier to read. I test my web applications on various browsers and devices to check how easy they are to use.”

Related: How to Write an Entry-Level Software Developer Resume

4. What coding languages do you have experience with?

The aim of this question is to assess the candidate's technical knowledge of different programming languages. Here's what to look for in an answer:

  • experience working with different coding languages

  • ability to use the coding language you prefer

  • knowledge of various coding languages

Example: “In my previous role, I used HTML, JavaScript, Coffee Script, CSS, SQL, and PHP. I prefer Coffee Script over JavaScript, so that's where most of my experience lies, but I'm also proficient with HTML and CSS. I'm always willing to learn new coding languages to further develop my knowledge.”

Related: 10 of the Most In-Demand Coding Languages for Your Career

5. What do you think a front-end developer's role is in a team?

The aim of this question is to assess the candidate's understanding of the role and ability to work well within a team. Here's what to look for in an answer:

  • understanding of the role

  • willingness to work collaboratively

  • strong industry knowledge

Example: “Front-end developers work closely with back-end developers to create a visually appealing, cohesive website. They ensure a website looks good and functions properly by utilizing their team's code. Developers have an in-depth understanding of coding languages and design aspects to create a well-balanced website.”

6. How do you stay up-to-date with industry trends and techniques?

The aim of this question is to determine whether the candidate has current knowledge of the industry. Here's what to look for in an answer:

  • understanding of recent industry news and trends

  • a proactive approach

  • willingness to update their knowledge consistently

Example: “I keep updated with industry trends, news, and techniques by reading industry magazines. Some of my favourite web design magazines are Creatively Blocked and Smushing Magazine. I also enjoy various magazines about the web development process. I read an article or two a day with my breakfast to stay up-to-date.”

7. What types of front-end development projects do you prefer, and why?

The aim of this question is to assess the candidate's personal preferences to determine if they suit your needs. Here's what to look for in an answer:

  • passion for their work

  • experience in a similar role

  • able to adapt to different projects

Example: “My favourite type of front-end development project is developing websites for nonprofits. Nonprofit organizations already do so much to help our community that I enjoy being able to help them in any way I can. I understand the importance of a well-designed website in attracting donors and volunteers.”

8. What skills do you think are necessary for a front-end developer?

The aim of this question is to assess the candidate's technical and soft skills. Here's what to look for in an answer:

  • skills that you want in a candidate

  • candidate's understanding of the role

  • ability to excel in the role

Example: “Some skills that I have are attention to detail, creativity, typography skills, and the ability to work with a team. I am proficient in multiple coding languages and software programs. I am also comfortable working in a fast-paced environment and meeting deadlines.”

9. How do you make sure that the app or website you made looks good on different devices?

The aim of this question is to assess the candidate's understanding of responsive design. Here's what to look for in an answer:

  • ability to make a website or app look good on different devices

  • use of different techniques to achieve a responsive design

  • adaptability

Example: “I make sure that the website or app I am developing looks good on different devices by utilizing responsive design techniques. I adjust the width, spacing, and layout of the website or app to ensure that it looks good on different screen sizes. I also test the website or app on different devices to make sure that it functions properly.”

10. What is CSS float, and how is it used?

The aim of this question is to assess the candidate's understanding of CSS. Here's what to look for in an answer:

  • understanding of how CSS float works

  • utilization of CSS float to achieve desired results

  • understanding of common terminology relating to this property

Example: “CSS float is a property that allows elements to float to the left or right of the containing element. Floating elements are often used to create column layouts and position elements on a page. I often use CSS float to create multi-column layouts. I also use it to position elements on a page, such as images and captions.”

Please note that none of the companies, institutions, or organizations mentioned in this article are affiliated with Indeed.

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