Question 1

How do you handle technical debt in a fast-moving team?

Accepted Answer

Show you balance shipping speed with code quality. Mention strategies like refactoring sprints and documentation.

Question 2

How do you stay current with new technologies and industry trends?

Accepted Answer

Mention specific resources: blogs, conferences, open-source contributions, side projects.

Question 3

Tell me about a time you disagreed with a technical decision. How did you handle it?

Accepted Answer

Show you can advocate for your position with data while remaining open to other perspectives.

Question 4

How do you handle working with legacy code?

Accepted Answer

Discuss reading existing code, writing tests around it, and incremental refactoring strategies.

Question 5

Tell me about a time you mentored a junior team member.

Accepted Answer

Share how you helped them grow and what you learned from the mentoring experience.

Question 6

How do you balance delivering features quickly with maintaining code quality?

Accepted Answer

Show pragmatism — you know when to take shortcuts and when to invest in quality.

Question 7

What are the pros and cons of GraphQL vs REST?

Accepted Answer

Discuss over-fetching, under-fetching, schema definition, N+1 problems, and caching challenges.

Question 8

Explain closures and how they're used in real applications.

Accepted Answer

Give practical examples like data privacy, factory functions, and event handlers.

Question 9

How do you manage state in a large React application?

Accepted Answer

Compare local state, Context, Redux, Zustand, or other solutions and when each is appropriate.

Question 10

Tell me about a time you had to meet a tight deadline. How did you manage it?

Accepted Answer

Focus on prioritization, communication, and what you delivered despite the constraints.

Shopify Engineer at Nebulab

10 Interview Questions for This Role