Flutter Developer: Overview, Skills, Responsibilities, Salary and More

The world is ruled by mobile apps and mobile app development continues to grow in demand. One popular framework that has been in the limelight is Flutter – an open-source, modern UI software development kit that was released in 2018. It is easy to use and needs fewer lines of code to create robust applications.

It has been a preferred choice for rapid cross-platform app development and hence is considered a developer’s delight. There are many Flutter app development companies and these loyalist developers called Flutter developers are much in demand and have a bright future.

Selecting the right kind of Flutter developers for your project is a tough task and requires an understanding of certain parameters before choosing the resources. This article goes into detail about what a Flutter developer does, why is the resource needed, roles and responsibilities, skills and salary, and interview questions.

Before we go into further details, let us quickly glance through Flutter app development and why is it needed.

Flutter App Development: An Overview

Flutter is an open-source framework by Google for building beautiful, natively compiled, multi-platform applications from a single codebase. Flutter can be utilized for backend and desktop app development also works effectively on Linux, Mac OS, iOS, Android, Windows, etc. through a singular code.

As a popular framework for mobile app development, Flutter offers faster development, exceptional performance, and cost-effectiveness. It makes use of widgets for reusability across applications. This reduces the entire coding time and go-to-market time for apps. It has a rendering engine with a similar user interface for all platforms. There are enriched libraries for enhanced performance.

Dream 11, Google Pay, Alibaba, Hamilton Musical, Beike, BMW, ByteDance, Invertase, Tide, Square, etc. are some of the many companies leveraging the potential of Flutter. Flutter developers are hired by companies to simplify the entire development and delivery procedure, enhance productivity, save on resources, and set newer trends in the world of mobile and web development.

Flutter Development Tools

Flutter is accompanied by many widgets that are quick, attractive, and customizable. The Flutter architecture is based on React Native programming. The Flutter framework has two components – a UI library based on widgets and a self-sufficient SDK having tools for app development.

Here are some of the prominent Flutter development tools that offer optimal Flutter app development services:

• Panache: Customized themes for Flutter apps, various shapes, and colors, creates appealing user interfaces for users.
• Codemagic: Efficient processing and debugging of apps, seamless integration with any tool with an effortless launch process.
• Appetize: Fastens the launch of iOS and Android platforms, is online-based, controls network traffic, and is customizable.
• Visual Studio Code: Free code editing tool for iOS, Linux, and Windows. Supports intelligent code completion, code refactoring, etc.
• Android Studio: Official IDE for Android OS, having template-based wizards that empower reviewing layouts on multiple screens.
• Dartpad: Free, open-source code editor and debugger with a flexible interface, automatic score tracking
• Vysor: Chrome app that empowers users to view and control Android devices from your device.
• Dio: Robust HTTP client for Dart supporting interceptors, timeout, global configuration, etc. Offers an intuitive API for networking.
• Bitrise: CI/CD platform automating the entire app development procedure, easily usable with support for other languages.
• TestMagic: Test automation tool for creating free mobile apps. Offers real-time testing and a clean user interface.

What Does a Flutter Developer Do?

A Flutter developer is a programmer who makes the best use of the Flutter framework for creating effective cross-platform applications. These developers are competent in coming up with innovative ideas to fasten the go-to-market time with Flutter development. No wonder, many Flutter app development companies hire Flutter developers for their projects.

Flutter developers can create your iOS or Android apps with the same codebase, lessen the time of development and get a fast release cycle, offer performance as if it is a native app, and build a complex and flexible user interface, with ease and effectiveness. Their job is to stay abreast with the competition around and offer optimal applications.

Why Should You Hire Flutter Developers?

Hiring software developers has been in great demand because of flexibility and organizational constraints. With Flutter becoming a popular technology, organizations hire Flutter developers to a large extent, which is a challenging task since it is a newer technology, and hence access to effective resources is a little tough.

To hire a Flutter developer, organizations must be clear with their hiring strategies and key requirements of what and why they are hiring. Some of the key reasons why hiring a Flutter developer is much in demand are flexibility to search for desired resources, faster scalability, cost-effectiveness, round-the-clock support, maximized RoI, minimal training cost, larger access to resources, dedicated teams for single availability, easy communication, extensive proficiency, and high-quality output.

Organizations can choose the hiring model at their convenience. It could be choosing between a part-time developer, a full-time developer, or on an hourly basis. This depends upon the requirements stated by the organizations, for their Flutter projects. There could be Flutter iOS developers, Flutter Android developers, Flutter web developers, and Flutter Desktop app developers.

Flutter Developer Skills

The Flutter developer skills are a competent mix of technical skills and soft skills, both of which are necessary for developing development experience and expertise. Here are the skills that a Flutter developer must possess:

Technical Skills:

• Knowledge of Dart, Java, Kotlin, SQLite, Webpack, HTML, JavaScript, CSS3
• Designing reusable code and modules
• Third-party libraries and RESTful APIs
• Code versioning tools like Git, Jenkins, etc.
• Prior knowledge of native programming languages
• Agile and waterfall development methodologies
• Android and iOS development
• State management and app architecture
• Known to Firebase, PWA, Azure DevOps
• Automated building and testing
• IDEs like Android Studio, VS Code, etc.
• Familiarity with Material Design guidelines
• Networking and handling push notifications
• Test cases for better performance and debugging of code
• Microservices architecture and containers
• Offline storage, performance tuning, and threading

Soft Skills:

• Problem-solving and team spirit
• Communication and self-initiation
• English and documentation capabilities
• Social and planning skills
• Responsibility and knowledge
• Adherence to legal needs
• A practical approach to issue resolution
• Insightful and innovative
• Understanding of business requirements

Flutter Developer Roles and Responsibilities

Flutter has been a popular and in-demand technology and hence the Flutter developer roles and responsibilities are quite heavy. These roles and responsibilities form a part of the Flutter developer – job description. Here are they:

• Design, develop, test, and implement applications
• Cooperation with designers, testers, managers, product owners, and other stakeholders
• Take complete ownership of developing user-friendly, good-quality software delivery
• Identify and solve errors, and discrepancies in the system
• Support and maintenance of all applications
• Application compatibility with multiple platforms
• Write clean, crisp, smart code
• Get involved in the entire software development life cycle
• Stay abreast with the latest trends and technologies
• Optimize development processes through different approaches
• Create and ship apps to Android/iOS devices with a single codebase
• Adhere to organizational best practices and regulations
• Write UI components for reusability of code
• Reviewing the code of team members in the CI/CD cycle
• Create designs and wireframes translating into responsive UI code
• Ensure compliance with security guidelines, organizational standards
• Assessing time profiling and memory leaks

Flutter Interview Questions

Aspiring Flutter developers must be well prepared for their interviews and the following list of Flutter interview questions are certain basic ones that can help big time:

• What is Flutter and name some benefits of using it
• Name some limitations of Flutter
• Describe your experience and challenges while using Flutter
• Mention the different build modes of Flutter
• What is a Flutter widget?
• Explain the Stateful widget and Stateless widget and mention their difference
• What is a Cookbook in Flutter?
• Describe the significance of the Spread operator
• Describe the Flutter architecture
• What is asynchronous programming?
• What is a package and a plugin in Flutter?
• What are streams in Flutter?
• How important is Dart while developing Flutter apps
• Explain what a Flutter SDK means
• Explain what widget tests are, unit tests, and integration tests
• Why would you choose Flutter over the others?
• Why are three folders necessary in Flutter projects?
• What are the different types of streams?
• What are the useful editors for Flutter apps?
• What is tree shaking in Flutter?
• What are the Hot Reload and Hot Restart functions in Flutter and what is the difference between them?
• What is Dart DevTools in Flutter?
• How can you ensure consistent formatting in Flutter code?
• What is the basic difference between Flutter and WebView?
• What is ScopedModel?

Details for Flutter Developer Salary

Based on geographical spread, the Flutter developer salary structure may vary. Here is a glance through some of the locations where Flutter is in demand and its related salary:

• The average flutter developer salary in the USA is $131,625 per year or $63.28 per hour. Entry-level positions start at $110,000 per year while most experienced workers make up to $162,000 per year.
• The average Flutter mobile developer salary in the United Kingdom is £50,000 per year or £25.64 per hour. Entry-level positions start at £40,000 per year while most experienced workers make up to £70,000 per year.
• The national average salary for a Flutter Developer is $70,242 in Canada.
• Flutter Developer salary in India ranges between ₹ 1.2 Lakhs to ₹ 10.0 Lakhs with an average annual salary of ₹ 3.6 Lakhs. Salary estimates are based on 1.5k salaries received from Flutter Developers.
• The national average salary for a Flutter Developer is $145,000 in Australia.
• Flutter Developer Salary – For Freshers and Experienced: A beginner-level Flutter developer may earn around $38,000 per annum, a mid-level Flutter developer with a few years of experience around $67,000, and a Flutter developer with several years of experience and expertise around $96,000 per annum.

Wrapping It Up

While Flutter app development is on a high, selecting the right kind of Flutter developers and hiring Flutter developers for projects depends upon certain parameters such as geographical proximity, professional matters, accessibility of developers, social compatibility, service costs, project deadlines, budgets, the scope of work, payment models, scalability of teams, etc.

Flutter developers, that you choose, must be well-versed with all the nitty-gritty of Flutter development, having experience in varied industry segments.

They must understand business requirements with ease, with the ability to convert them into an enriched Flutter application. There must be strict adherence to project execution methodologies and organizational standards.

The right way is to partner with an experienced software consultancy firm and hire Flutter developers, based on actual requirements.