Top 32+ Flutter Interview Questions and Answers for 2023

Ricardo Castellanos
10 min readFeb 6

Are you a fresher looking to get your start as a Flutter Developer, or a working professional looking to advance your career? Whichever you may be, the right first job and having the right skills and knowledge can help you achieve success in this competitive market. With the right contacts and negotiation ability, you could be earning much more than the average salary of 35.000€ per month. Here in this blog, we bring top Flutter interview questions to provide a starting point for you to gain the knowledge and skills required to progress in your career. Keep yourself updated with the changing trends and Flutter interview questions in order to reach your dream position and keep abreast of the latest developments.

Top Flutter Interview Questions and Answers

1. What is Flutter?

Flutter is an open source framework by Google for building beautiful, natively compiled, multi-platform applications from a single codebase.

Fast: Flutter code compiles to ARM or Intel machine code as well as JavaScript, for fast performance on any device.

Multi-platform: Deploy to multiple devices from a single codebase: mobile, web, desktop, and embedded devices.

Developer Experience: Take control of your codebase with automated testing, developer tooling, and everything else you need to build production-quality apps.

Stable and Reliable: Flutter is supported and used by Google, trusted by well-known brands around the world, and maintained by a community of global developers.

2 What are the advantages of using Flutter?

Flutter has various advantages to coding mobile apps:

  1. Reduce the amount of code- Hot reload feature provided by Flutter helps in faster performance. The app is coded in C/C++ code to make it as close to machine code as possible for faster app development. The widget availability in Flutter reduces the time spent on coding and uses reusable code.
  2. Cross-Platform development- Flutter code can be used across platforms to reduce the effort on the development team’s side.
  3. Live and Hot Reloading- It…
Ricardo Castellanos

CTO, Entrepreneur, Mobile Engineer