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Flutter developers are skilled professionals who specialize in using the Flutter framework to create cross-platform mobile applications. Flutter, developed by Google, allows developers to build high-quality, visually appealing apps for both iOS and Android from a single codebase. Flutter developers tackle a range of challenges, including designing intuitive user interfaces, optimizing app performance, implementing features with the Dart programming language.
Flutter development originated at Google and was officially launched in May 2017. The framework was designed to address the challenges of building cross-platform mobile applications with a focus on high performance and expressive UI. Its stable release came in December 2018, establishing it as a reliable choice for developers. The framework's use of the Dart programming language, coupled with its hot-reload feature for real-time code changes, has positioned Flutter as a go-to solution for building visually appealing and performant cross-platform mobile applications.
A Flutter developer is a tech professional who specializes in building cross-platform mobile apps using the Flutter framework and Dart programming language. Their main responsibilities include designing engaging user interfaces, implementing robust app features, and ensuring seamless performance on both iOS and Android devices.
Flutter developers bring a wealth of expertise to your mobile app projects, helping your business deliver high-quality, user-friendly applications.
- Build and maintain cross-platform mobile apps for both iOS and Android using a single codebase.
- Design intuitive, responsive, and visually attractive user interfaces tailored to your brand.
- Integrate third-party APIs and libraries to enhance app features and capabilities.
- Optimize app performance to deliver smooth, reliable user experiences across devices.
- Quickly troubleshoot, debug, and resolve technical issues to minimize downtime.
- Collaborate closely with designers and backend teams to create cohesive, end-to-end solutions.

Flutter developers are in demand for several reasons, primarily due to the framework's ability to streamline the cross-platform mobile app development process. Flutter's single codebase allows developers to write code once and deploy it on both iOS and Android platforms, reducing development time and costs significantly. This efficiency is crucial for businesses aiming to reach a broad user base. The framework's rich set of customizable widgets, along with a visually appealing and consistent UI across platforms, ensures a positive user experience.
Dart
Dart is the core programming language for Flutter, enabling developers to write efficient and scalable mobile applications.
Flutter SDK
The Flutter SDK offers essential tools and libraries for developing, testing, and deploying Flutter apps.
Widget-based development
Widget-based development allows for modular, reusable UI components, making app design more efficient and maintainable.
Flutter layouts
Flutter layouts empower developers to structure and organize visual elements for a polished and consistent user experience.
State management
State management ensures that data flows smoothly and UI updates remain consistent throughout the application.
Flutter plugins
Flutter plugins connect your app to device features and third-party services, expanding its functionality.
Flutter build process
The Flutter build process compiles and packages your code, enabling deployment across multiple platforms from a single codebase.
Job titles
Flutter Engineer
Mobile App Developer
Cross-Platform App Developer
UI/UX Developer
Dart Programmer
Flutter Application Engineer
LinkedIn is a valuable resource for discovering Flutter developers, given its expansive professional network and specialized search capabilities. You can leverage LinkedIn's advanced filters to pinpoint candidates with Flutter expertise based on skills, location, and industry. The platform's unique strengths lie in the detailed profiles, where developers showcase their Flutter projects, skills, and endorsements. Utilizing specific keywords like "Flutter," "Dart," or "Cross-platform development" in search queries can yield targeted results. Engaging with Flutter-related groups and communities, such as "Flutter Developers" or "Mobile App Development," will help you identify potential candidates.
Additionally, posting job opportunities and actively participating in relevant discussions enhance visibility and engagement. Keeping an eye on endorsements, project showcases, and recommendations can provide valuable insights into a Flutter developer's proficiency and credibility.
Online job boards
Post job openings on Indeed, LinkedIn, Naukri, Glassdoor, and Stack Overflow Jobs.
Developer communities and forums
Engage with Flutter Developers on platforms like GitHub, Stack Overflow, and other related forums.
Tech conferences and meetups
Attend Flutter and related events to network with talented developers. Search for the upcoming regional or global Flutter developer conferences online.
HackerEarth hiring challenges
Sponsor online coding challenges to find competitive Flutter developers.
Open source communities
Engage with active contributors in Flutter-related open-source projects. It can help you find Flutter developer portfolios.
Online learning platforms
Connect with Flutter enthusiasts on online learning platforms like Udemy, Coursera, and Udacity.
Local universities and coding boot camps
Collaborate with local academies and educational institutions to find aspiring Flutter developers.
Social media channels
Use platforms like Twitter, LinkedIn, and Facebook to share projects and job openings for Flutter developers. Engage with Flutter developer communities.
Referrals and employee networks
Promote employee referrals and leverage existing networks to gather recommendations.
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Access Free Demo👍 Pro tip
Reddit is a great place to look for various Flutter-related communities, including r/FlutterDev, r/flutterdeveloper, r/flutterhelp, r/dartlang, etc. You can also join related Communities on Discord with thousands of members.
To hire a Flutter Developer, the most common assessment framework on HackerEarth includes
A combination of technical evaluations, coding exercises, and behavioral assessments. Here are some common components of the assessment framework:
Code completion tasks
Code completion tasks are instrumental in evaluating Flutter developers. These tasks gauge a candidate's ability to implement widgets, manage state, and navigate Flutter's reactive programming paradigm. Topics covered may extend to state management solutions like Provider or Riverpod, widget testing, and responsive UI design using Flutter's layout widgets.
Multiple-choice questions (MCQs)
MCQs play a pivotal role in assessing Flutter developers by evaluating their theoretical knowledge. They are crucial for assessing a candidate's familiarity with Flutter architecture, widget hierarchy, and state management techniques. Topics covered in MCQs can include widget lifecycle, Flutter layout system, and the use of third-party packages.
Project-specific questions
Project-specific questions are integral in assessing Flutter developers. By delving into a candidate's prior Flutter projects, interviewers can gauge their proficiency in widget composition, state management, and responsive UI design. For example, discussing how a developer handled navigation and routing in a complex Flutter app or inquiring about strategies employed for optimizing app performance across different devices. These questions not only demonstrate a candidate's applied skills but also provide insights into their Flutter-specific decision-making.
Language-specific questions
By delving into Dart-related inquiries, interviewers can gauge a developer's understanding of language features, asynchronous programming, and package management specific to Flutter. For instance, evaluating a candidate's knowledge of Dart's Future and Stream classes or discussing how they manage dependencies using the pubspec.yaml file in a Flutter project. These questions ensure a precise evaluation of the candidate's Dart expertise, aligning the assessment with the specific language intricacies relevant to Flutter development.
Our bias-free, objective platform has facilitated 1,00,000+ assessments per month
Get a personalized demo nowCode completion task
- Write a simple Flutter code snippet demonstrating how you would manage state using the Provider package. Explain the rationale behind your choice of state management in this example.
- Implement a Flutter function to make a network request using the Dio package. Include error handling and asynchronous programming best practices in your code.
- Write a Flutter form that includes input validation. Ensure it checks for required fields, valid email format, and any additional custom validation rules you deem necessary.
Multiple-Choice Questions (MCQs)
- What is the purpose of the setState method in Flutter?
- To initialize the state of a widget
- To rebuild the widget tree and update the UI
- To define the layout of a widget
- To handle user gestures
- What is a Stateless Widget in Flutter?
- A widget without any internal logic
- A widget with mutable state
- A widget that can change its appearance
- A widget that requires a parent widget
- Which Flutter widget is commonly used for scrolling a list of items?
- Row
- ListView
- Column
- GridView
Questions related to State Management
- Discuss the role of the Provider package in Flutter state management. How does it simplify state management, and what are the advantages of using it over other state management solutions?
- Explain the Bloc (Business Logic Component) pattern in Flutter. How does it separate business logic from the UI, and when would you choose to implement a Bloc in your Flutter application?
- Explain the Riverpod package in Flutter. How does it differ from Provider, and what benefits does it offer in terms of managing and injecting dependencies into your Flutter app?
Widget Lifecycle and Build Context questions
- What are the common triggers that cause a widget to rebuild in Flutter? Discuss scenarios where you might intentionally trigger a rebuild, and how you would handle it efficiently.
- Explain the lifecycle methods of a StatefulWidget in Flutter. What is the purpose of initState, build, didUpdateWidget, and dispose? Provide scenarios where each of these methods might be utilized.
- Explain the role of keys in Flutter. How do they help in widget identification and performance optimization? Provide examples of scenarios where you might use keys in your Flutter code.
👍 Pro tip
These sample questions provided here are for interviewing early-experience talents. For more customized assessments for candidates with higher experience, you can contact our team at contact@hackerearth.com or request a demo here.
Job title
Begin with a clear and concise job title that reflects the role, such as "Mobile App Developer", "Flutter Engineer", and "Dart Programmer".
Job summary
A precisely crafted job summary in a Flutter developer job description serves as a brief yet impactful introduction. By presenting a snapshot of the role, the job summary helps attract qualified applicants.
Responsibilities
Outline the specific tasks and responsibilities that the Flutter developer will be expected to handle. This may include:
- Develop cross-platform mobile applications using Flutter framework.
- Collaborate with UX/UI designers to implement visually appealing and intuitive interfaces.
- Integrate third-party APIs and libraries for enhanced functionality.
- Conduct code reviews to maintain code quality and standards.
- Troubleshoot and debug issues, ensuring swift resolution for an optimal user experience.
- Work closely with product managers to understand project requirements and timelines.
- Implement and maintain state management solutions for efficient app performance.
- Collaborate effectively within Agile/Scrum methodologies for project development.
Clearly outlined roles will help you hire Flutter developer who has a comprehensive understanding of the position's demands beforehand. It also allows potential candidates to assess their alignment with the role. Therefore, it becomes a very crucial part of the app developer job description.
Flutter Developer Skills and Qualifications
List the essential Flutter developer skills and qualifications that candidates must possess, including, but not restricted to:
- Proficient in Flutter framework for cross-platform mobile app development.
- Strong knowledge of Dart programming language.
- Experience in creating visually appealing and responsive UI/UX designs.
- Integration of third-party libraries and APIs within Flutter applications.
- Expertise in state management and data persistence solutions in Flutter.
- Thorough understanding of Flutter updates and best practices.
- Rigorous testing and code review practices to ensure quality code.
- Collaboration with backend developers to integrate server-side logic.
- Participation in Agile development processes, including sprint planning.
- Documentation of code and development processes for knowledge sharing.
By outlining the essential skills in the job description will help you swiftly identify and hire Flutter developer with the precise expertise required for the role.
Preferred skills
Mention any additional Flutter Developer skills or qualifications that would be beneficial but not mandatory for the role. You can also ask for experience with specific tools, libraries, or frameworks.
Education and experience
Incorporating education and experience criteria in a Flutter developer job description is pivotal for precision in talent acquisition. Clearly defined qualifications will help you swiftly identify and hire individuals with the specific proficiencies essential for Flutter app development.
Company culture and EVPs
Briefly highlight your company's culture, values, and any unique perks or benefits offered to employees that can help attract candidates who align with your company's ethos.
Application instructions
Provide instructions on how candidates can apply for the position. Include where to send their resume, portfolio, or other required documents. Also, specify the deadline for applications, if applicable.
Equal Opportunity Statement
Include a statement affirming that your company is an equal opportunity employer committed to diversity and inclusion.
Skill-first hiring requires that the developer interview process be designed to understand the candidate’s skill and experience in the given domain. You can consider the following guidelines when conducting a face-to-face interview with a Flutter Developer:
Conduct a real-time technical assessment
Usually candidates are given a remote assessment before the interview. However, using the interview platform to assess skills in real time will tell you a lot about the candidate’s communication skills and thought process.
FaceCode is HackerEarth’s flagship tech interview platform with a built-in question library you can use to test the candidate’s knowledge of Flutter developer concepts they claim to be familiar with. The built-in IDE environment can be used for assessing their ability to write clean, efficient, and maintainable code. You can also use the pair-programming method to observe their problem-solving approach, logical thinking, and attention to detail.
Learn how Facecode can make tech interviews easier
Understand the candidate’s project experience and review the portfolio
During the interview, explore the candidate's past and present projects. Focus on their personal contributions and the skills they used. Ask them to discuss a Flutter development project, detailing their responsibilities, problem-solving, and collaboration. If available, review their portfolio or code samples for coding style, documentation, and project quality.
Understand if they are a good culture and team fit
While technical skills are essential for a developer, the significance of cultural fit should not be overlooked. The ideal candidate must possess not only accurate coding abilities but also effective communication and collaboration skills to thrive in agile and collaborative environments. Evaluating a candidate's capability to work both independently and collaboratively in a team is crucial. This assessment provides valuable insights into the candidate's problem-solving skills, communication, and adaptability, helping to determine their fit for the role and the team dynamics.
United States
Salaries are highest in major cities and for developers with advanced Flutter expertise, particularly in industries such as finance, SaaS, and large-scale mobile projects.
- Average Annual Salary: $94,277–$100,040 per year (base pay)
- Typical Range: $79,000–$153,000 per year (including additional compensation)
- Entry-Level: $79,000–$94,000 per year
- Mid-Level: $94,000–$115,000 per year
- Senior-Level: $124,000–$153,000+ per year
- Top Tech Hubs (San Francisco, New York): Salaries can reach or exceed the upper range, especially for developers with advanced skills or experience in high-demand sectors
United Kingdom
London and other major cities offer higher salaries, particularly for senior roles or those with advanced Flutter and mobile expertise.
- Median Annual Salary: £60,000 per year (national median)
- London Average: £93,243 per year (as of Feb 2025)
- Entry-Level: £43,500–£53,125 per year
- Mid-Level: £60,000–£70,625 per year
- Senior-Level: £70,625–£80,750+ per year
Australia
Salaries are highest in Sydney and Melbourne, with top pay for experienced and senior developers, particularly in organizations focusing on performance-critical or enterprise applications.
- Average Annual Salary: A$115,000–A$148,750 per year (Sydney/Melbourne)
- Entry-Level: A$85,000–A$104,000 per year
- Mid-Level: A$123,750–A$148,750 per year
- Senior-Level: A$148,750–A$173,750+ per year
What qualifications should I look for in a Flutter developer?
In seeking a Flutter developer, prioritize expertise in Dart programming, proficiency in Flutter framework, and a robust understanding of mobile app architecture. Look for experience in UI/UX design, third-party API integration, and a track record of optimizing app performance across various devices. Strong problem-solving skills, attention to detail, and familiarity with Git for version control are essential.
Do we require the candidate to have experience in all the necessary tools or just one is enough?
For a Flutter developer, proficiency in key tools is vital, with expertise in the Flutter framework being a primary focus. While comprehensive experience in all tools is beneficial, a candidate should exhibit a deep understanding of Dart programming, mastery of Flutter's UI/UX capabilities, and adeptness in version control systems like Git. While specialization in Flutter is paramount, a developer who also demonstrates familiarity with related technologies, such as third-party API integration and state management, enhances their versatility.
What are the skillsets of a Flutter Application Engineer?
A Flutter Application Engineer must demonstrate mastery in Dart programming, exhibit advanced proficiency in the Flutter framework, and possess strong knowledge of cross-platform mobile app development. Expertise in UI/UX design principles, third-party API integration, and state management is crucial. Effective problem-solving skills, familiarity with version control systems like Git, and the ability to optimize app performance across various devices are essential.
How to assess a candidate's real-world project-handling skills?
To evaluate a Flutter developer's project-handling skills, scrutinize their portfolio for diverse and scalable cross-platform applications. Assess their contributions to UI/UX design, third-party API integrations, and state management solutions. In interviews, explore their role in project decision-making, problem-solving, and optimization for varied devices. Request code samples that showcase Flutter-specific expertise, emphasizing readability, adaptability, and adherence to best practices.
How does the requirement for Flutter developer skills change across various job roles?
The need for Flutter developer skills varies across job roles, adapting to specific responsibilities. Frontend-focused roles prioritize Flutter's UI/UX capabilities and design integration, while backend roles emphasize proficiency in Dart programming and API development. Cross-platform app developers require a comprehensive understanding of Flutter for seamless application deployment on various devices.