Web Developer Interview Questions & Answers

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Web Developers are generally responsible for designing, coding and modifying websites, from layout to function and according to a client's specifications. They are typically responsible for the appearance, of the site and technical aspects, such as site speed and how much traffic the site can handle. Web developers may also create site content that requires technical features.

They are sometimes known a web designer or full-stack developer if they can do both front-end and back-end development.

Whether you're a job seeker preparing to be interviewed for the role of Web Developer or an employer preparing to interview candidates for Web Developer position, these Web Developer interview questions will help you prepare yourself for the job interview session.

Web Developer Interview Questions

Below are a list of some skill-based Web Developer interview questions.

1. Which programming languages and tools have you used?
2. Describe some of the projects you’ve completed as a web developer.
3. Do you have any experience in developing multilingual websites?
4. How does your process for creating a website from scratch differ from the process of improving an existing website? Explain.
5. When you take on a new project, how do you determine needs and establish goals?
6. Describe how you handle disagreements with coworkers and clients. How do you handle feedback?
7. Explain DOM (Document Object Model)?
8. As a web developer, how would you explain an API to a colleague from another team who doesn’t have a technical skillset?
9. What is the difference between <window.onload> and <onDocumentReady>?
10. What is the best way to integrate different stylesheets into a website?
11. Can you explain what AJAX is?
12. Have you gone through our website? Please mention what you didn’t like about the site?
13. Please guide me through the process of creating a web page from scratch.
14. How do you handle a client who is unhappy with your team’s web delivery?
15. When you’re looking at other people’s code, how do you test for bugs?
16. What has been your most complex project as a web developer? What made it difficult and how did you solve the problems you encountered?
17. What made you want to be a web developer?
18. What are the most important skills for a web developer?
19. How would you approach designing a website for a client?
20. What is your experience with SEO?
21. How do you handle project deadlines as a web developer?
22. What do you think is the biggest challenge in web development?
23. What are some of your most successful projects?
24. What do you think sets you apart from other web developers?
25. What is Cross-site Scripting (XSS)?
26. How do you stay up-to-date with the latest trends in web development?
27. What is your experience with security vulnerabilities?
28. Are you comfortable working remotely?
29. What is the difference between span and div tag in HTML5?
30. What are your long-term career aspirations as a web developer?
31. What projects are you working on currently?
32. What advice would you give to someone new to web development?
33. What are the responsibilities of a web developer?
34. What is W3C and why is it important? 
35. What steps do you take to balance demanding client requirements?
36. How well do you handle constructive criticism about your web development projects? Can you give me an example?
37. Can you explain how you optimize and reduce web application load time?
38. What are the differences between using HTTP/2 as opposed to HTTP 1.1?
39. Can you tell me what the difference is between front-end development and back-end development? In which area do you have more experience?
40. As a web developer, what is your process for running tests on websites and applications?
41. What will you do when an image or a hyperlink is not displaying correctly?
42. How do you maintain up-to-date knowledge on programming languages and software trends?
43. Which do you have more experience with, developing desktop applications or mobile applications?
44. Do you enjoy working with other web developers to complete projects? Can you provide me with an example?
45. What industries have you worked in as a web developer? How can your areas of experience contribute to our company?
46. You have four projects due on the same day. How do you structure your time to ensure the completion of each project by the required deadline?
47. Have you ever created a code library? If so, what is its purpose?
48. Do you have experience using Github?
49. Can you tell me about a project you worked on that didn’t go well?
50. Can you tell me about a website or an app that you hate using?
51. Talk me through the steps you take when an application stops working.
52. What APIs and frameworks have you worked with?
53. Do you have any SQL experience?

Web Developer Interview Questions and Answers

Every interview is different and the questions may vary. However, there are lots of general questions that get asked at every interview.

Below are some common questions you'd expect during Web Developer interviews. Click on each question to see how to answer them.

1. Why Do You Want To Leave Your Current Job?
2. What is Your Greatest Strength?
3. Tell Me About Yourself
4. Why Do You Want This Job?
5. Are You a Leader or a Follower?
6. What Is Your Greatest Accomplishment?
7. What is Your Salary Expectation?
8. Do You Have Any Questions for Us?
9. Why Should We Hire You?
10. What is Your Greatest Weakness?

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