Feb 5, 2023


Flutter Interview Questions

When you're ready to hire someone new for your team, it's important to think about what questions you should ask during the interview. You want to focus on the questions that are most relevant for your team and role you're hiring for, so you can understand how candidates will use their skills and experience to contribute to your company.

Look for someone with different areas of expertise from your own—this way, you can supercharge your team and get more done!

What Are the Questions Asked in an Flutter Interview?

Sitting someone down for an interview is often stressful and difficult, but with some preparation ahead of time you can make it much easier to find the right person for your team.

We’ve put together a list of Flutter interview questions that will help you evaluate candidates and determine whether they’re a good fit for your team.

Below are the Flutter interview questions we've had the most success with over the years. They're meant to be used as a guide. You can add your own questions and tweak them as needed.

We've divided them into three sections:

  • Basics

  • Concurrency

  • State Management


  • What is the difference between StatelessWidget and StatefulWidget?

  • How do you reduce widget rebuild?

  • What’s a spread operator?

  • What is BuildContext and how is it useful?

  • What is the event loop, and what is its relationship to isolates?

  • How do you talk to native code from within a Flutter app?


  • What is Future in Flutter/Dart?

  • Explain async, await in Flutter/Dart?

  • What is Streams in Flutter/Dart?

  • Explain the different types of Streams?

  • What are the similarities and differences of Future and Stream?

State Management

  • How do you manage state in Flutter?

  • What do you know about BLoC pattern?

  • What are the pros and cons of different state management solutions?

Interview Scorecard Templates by InterviewTime

To save everyone's time, InterviewTime has created a list of templates available for you to use as-is or as inspiration for creating your own interview scorecard template based on what information will be useful for hiring in your company!

To learn more about scorecards, check out our article - Interview scorecard: pros & cons.

Keep all interview assets in one place. Make your interview process consistent.