Senior Front End Developer Interview Questions

Senior front end developers have one of the highest paying jobs in the tech industry. The average senior front end developer  makes over $114,000 per year. Senior front end developers are in high demand as the tech industry focuses on user friendliness within it’s apps and services. Statistics project a 15% increase in  job growth which will introduce a total of 24,400 more front end development jobs into the tech workforce by 2026. So, if you’re ready to hop on board the front end development movement, you may be wondering what an interview is like for such a prestigious position. Career Karma has the breakdown plus tips on how to ace your own front end development interview. 

What is a Senior Front End Developer?

You may have heard the terms backend or front end development before. The two are very different jobs, with backend focusing on the server side of applications, while front end development focuses on the efficiency and usability of a website. Most front end developers work closely with UX/UI designers, software engineers, and backend developers to ensure that the site is at it’s best and can provide the ideal services to clients. So, what is the difference between a senior front end developer and a regular front end developer? The main differences are experience and pay. Senior front end developers have had three to five years of experience as a regular front end developer and have a comprehensive understanding of the job. They will sometimes manage teams of other front end developers and may even mentor junior front end developers. Prominent skills for senior front end developers include a sound understanding of HTML/CSS, version control/Git, JavaScript, and also proficient testing/debugging skills. Senior front end developers must do well with communicating with others and be comfortable with leadership. 

Most Common Senior Front End Developer Interview Questions 

So, if you happen to have some of the qualities above and the prospect of coding and collaborating with others interests you, then front end development may be the right path for you. In order to prepare for your future interview, let’s take a look at some of the most commonly asked interview questions for senior front end developers.

• How do you speed up the single page application?
• How would you insert a string into an HTML element?
• What are your greatest technical strengths?
• Create a function that will reproduce the way JavaScript generators works.
• What is the difference between border-box and content-box?
• What’s the difference between == and === operators?
• What CSS would you write to handle the following scenarios: show a 4 column grid at viewport >800 px, 2 column grid at viewport > 500 px and < 800px, and a single column at viewport < 500px.
• What is accessibility? How do you achieve it?
• What is the difference between session storage, local storage and cookies?
• Have you managed employees in the past?

These are just ten of the many possible questions that you may face during a senior front end development interview. As referenced above, many of these questions will test your skills and knowledge of HTML/CSS, JavaScript, data storage, and accessibility. In addition to technical questions, interviewers may want to know your experience with past management positions and ask personality based questions to see if you are a good fit with their company. As always, it’s best to do your research before interviewing with a specific company to gain insight into what they might be looking for in candidates. 

How to Get Started as a Senior Front End Developer

If you’re ready to begin your front end development journey, you may be wondering where to get started. If you want to make a career out of coding, the best place to learn is through a coding bootcamp. Bootcamps focus on teaching career driven skills that will help you get a job in your desired coding field after graduation. Career Karma can help match you to the best coding bootcamp that’s right for you.