Jobs Flutter

Freelance Flutter Mobile Developer (Short-term / On-demand Contract)

We're looking for an experienced Flutter developer available for short-term contract work — jumping in and out as projects require.

Key responsibilities:
- Build and maintain high-quality, cross-platform mobile apps (iOS + Android) using Flutter & Dart
- Implement features, fix bugs, optimize performance, and integrate APIs/third-party services
- Deliver clean, well-structured code with good UI/UX focus
- Collaborate remotely via quick calls or async updates

Must-have skills:
- Strong commercial experience with Flutter (ideally 4+ years)
- Solid understanding of Dart, state management (Provider, Riverpod, Bloc, etc.), and REST/GraphQL APIs
- Experience publishing apps to Google Play and App Store
- Comfortable working independently on short sprints or feature-based tasks

Nice-to-have:
- Firebase, CI/CD basics, or native module integration
 

This is pure freelance — paid per project/milestone or hourly, flexible start/stop, remote.

Looking forward to occasional great collaborations! 🚀

Solid Software is a Flutter & Dart software development company with a proven track record.
 

We’re growing our team and looking for a driven Junior Flutter Engineer to join us.
 

We’ve been all-in on Flutter & Dart since 2018. That experience is something we actively share with our community, and we’re excited to bring on someone who wants to grow into a true expert.
 

Whether you`re a Junior, Strong Junior, or feel like you’re already knocking on Mid`s door — we want to hear from you.The role is shaped around your experience.
 

Apply now and enjoy bringing innovation to life!
 

What will you do?

• Contribute to the full development cycle of Flutter & Dart apps;
• Work across a variety of projects, from scratch to ongoing support and feature development, always with a focus on quality;
• Write clean, maintainable code following best practices and coding standards;
• Contribute to technical documentation and internal guides;
• Continuously grow your skills and deepen your Flutter & Dart expertise alongside engineers who’ve been doing this since 2018.
 

Requirements:

• Knowledge of Flutter & Dart Core;
• Strong knowledge of Computer Science fundamentals;
• Background in Android/ iOS development would be a plus;
• Upper-Intermediate English (B2): comfortable enough to gradually join in calls as you settle in;
• Good understanding of OOP/ SOLID/ DRY principles;
• A habit of asking the right questions and getting to the bottom of things;
• The ability to think independently and drive things forward without waiting to be nudged.
 

Why Solid Software?

• We support Ukraine;
• A wonderful team of enthusiasts and like-minded people;
• One of the biggest Flutter expertise in Ukraine and the world;
• Atmosphere of comfortable work & life balance;
• Flexible schedule and work-from-home opportunity;
• Opportunity to work on projects with different Flutter directions (web, mobile, tablet, watch, desktop);
• MacBook Pro and great tech;
• Decent compensation;
• Lack of bureaucracy;
• Compensation for professional events, English lessons, sports activities;
• Corporate online parties and fun team-buildings;
• Anniversary and birthday presents;
• Accounting and lawyer services.
 

Professional growth:

• Onboarding and mentorship program with a dedicated onboarding Flutter guide built by our team;
• Internal Career Path program from Developer to Architect that consists of knowledge areas for IT specialists, books, training sessions, and work activities;
• Corporate library with the best programming books (+ an ability to order a particular book if we don’t have it);
• Professional and constant feedback.

We truly value the unique talents and skills that each individual brings to our company. As we continue on our journey of growth, we eagerly anticipate the opportunity to welcome you into our team.
 

Talk to you soon!

Are you a Flutter Developer with 3+ years of experience, ready for new opportunities?

We are looking for an experienced Flutter Developer to collaborate with Octy on mobile projects for our international clients.

Please note: This position is part of our pre-hiring process for upcoming projects.

Required Skills

• Proficiency in Dart
• 3+ years of experience with Flutter for cross-platform mobile app development
• Strong knowledge of state management (Bloc, Provider, Riverpod or similar)
• Experience with REST APIs and WebSocket integrations
• Knowledge of Firebase services (Auth, Firestore, Messaging, Analytics)
• Experience with local databases (SQLite, Hive, Drift)
• Familiarity with Git for version control

Nice to Have

• Experience publishing apps to Google Play and App Store
• Basic knowledge of CI/CD pipelines (GitHub Actions, GitLab CI, Codemagic, Bitrise)
• Understanding of app performance optimization and debugging tools
• Experience with Flutter Web/Desktop

What We Offer

• Opportunity to be considered for positions with our international clients
• Professional support during the selection and onboarding process
• Access to a knowledge base and internal materials to improve your expertise
• English courses with a native speaker at no cost to improve professional communication
• Coverage of AI tool expenses to improve your workflow and efficiency
• Ongoing technical support from our team

Hiring Process

1. Introductory call with a recruiter
2. Tech Q&A session
3. Product guidelines & test
4. Reference check 

Once these stages are completed, you may be considered for upcoming projects.

If you are ready for new challenges, join our team!

Are you a Flutter Developer with 3+ years of experience, ready for new opportunities?

We are looking for an experienced Flutter Developer to collaborate with Octy on mobile projects for our international clients.

Please note: This position is part of our pre-hiring process for upcoming projects.

Required Skills

• Proficiency in Dart
• 3+ years of experience with Flutter for cross-platform mobile app development
• Strong knowledge of state management (Bloc, Provider, Riverpod or similar)
• Experience with REST APIs and WebSocket integrations
• Knowledge of Firebase services (Auth, Firestore, Messaging, Analytics)
• Experience with local databases (SQLite, Hive, Drift)
• Familiarity with Git for version control

Nice to Have

• Experience publishing apps to Google Play and App Store
• Basic knowledge of CI/CD pipelines (GitHub Actions, GitLab CI, Codemagic, Bitrise)
• Understanding of app performance optimization and debugging tools
• Experience with Flutter Web/Desktop

What We Offer

• Opportunity to be considered for positions with our international clients
• Professional support during the selection and onboarding process
• Access to a knowledge base and internal materials to improve your expertise
• English courses with a native speaker at no cost to improve professional communication
• Coverage of AI tool expenses to improve your workflow and efficiency
• Ongoing technical support from our team

Hiring Process

1. Introductory call with a recruiter
2. Tech Q&A session
3. Product guidelines & test
4. Reference check 

Once these stages are completed, you may be considered for upcoming projects.

If you are ready for new challenges, join our team!

We are looking for a motivated Flutter Developer to join our team. You will be
responsible for building high-quality mobile experiences for iOS and Android, working closely
with Product, Design, Backend, QA, and Growth teams.
Your focus will be delivering scalable, performant, and user-friendly mobile applications.

What You’ll Do
● Develop and maintain mobile applications using Flutter (Dart).
● Build modern, intuitive user interfaces based on Figma designs and product
requirements.
● Implement core app flows (onboarding, subscriptions, chat, AI features, paywalls).
● Ensure full responsiveness and performance across iOS and Android devices.
● Integrate frontend components with backend APIs and third-party SDKs.
● Participate in code reviews to maintain high engineering standards.
● Optimize performance, reduce crashes, and improve overall app stability.
● Contribute to continuous improvement of frontend architecture and processes.

● Collaborate closely with Product, Marketing, Design, QA, and Backend teams.

Requirements
● 2–5 years of experience in mobile development.
● Strong experience building production apps with Flutter (Dart).
● Solid understanding of state management (Bloc, Riverpod, Provider, etc.).
● Experience integrating APIs and working with backend-driven apps.
● Experience with mobile debugging, profiling, and performance optimization.
● Familiarity with CI/CD pipelines and app release processes.
● Clean code mindset and ability to write reusable, maintainable components.
● Strong problem-solving skills and ownership mentality.
● Good communication skills in English (Spanish is a plus).
● Ability to work independently and take ownership of features.

Desirable Experience
● Experience with subscription models (RevenueCat / StoreKit / Google Billing).
● Experience integrating analytics, attribution, or ad SDKs.
● Experience building AI-powered mobile apps.
● Knowledge of mobile architecture patterns (Clean Architecture, MVVM).
● Experience working in fast-moving product environments

About:
Binariks is looking for a highly proactive and skilled Middle/Senior Flutter Engineer to join the AI team, that enriches the application with AI-based features.
Our project is a healthcare data platform for Medicare patient management. It addresses the problem of fragmented medical data across healthcare facilities by consolidating information into a complete, readable patient chart for providers and staff. Ultimately, it enables advanced intelligence use cases, helping healthcare providers deliver the highest quality of care.

There are several teams on this project. Your future teammates will be: 4 Flutter Engineers, 1 Tech Lead, 4 Node.js Engineers, 1 Full Stack Engineer, 1 Python Engineer, 4 QAs, 2 BA/Tech Writers, 1 DevOps, Engineering Manager, and a Project Manager.

What We’re Looking For:

• 3-5 years of development experience in an Agile/Scrum environment
• Strong proficiency in Flutter and Dart
• Experience with desktop applications and API development
• Solid experience with Firebase
• Strong communication skills, capable of effectively discussing technical concepts 

• Upper-intermediate level of spoken and written English for daily communication

   

Responsibilities:

• Develop and maintain a cross-platform desktop application using Flutter for Windows and macOS 
• Integrate with RESTful APIs
• Close work with GCP services (e.g., Firebase, etc.) 
• Ensure high performance and responsiveness of the application across platforms
• Work in highly concurrent environments with a large amount of data, facing performance, scalability, latency, and resource consumption challenges every day

• Create and maintain detailed technical documentation

   

Nice to have:

• Experience in the healthcare industry
• Experience with Riverpod

Overview:
We are looking for an experienced Senior Flutter Engineer to continue the development and optimization of cross-platform applications for mobile and embedded Android devices. This role focuses on delivering high-quality UI/UX, improving application performance, and refining developer workflows. You will collaborate closely with designers, architects, and backend engineers to implement robust, user-centric features using modern tools and best practices.

Responsibilities

• Develop and optimize Flutter-based applications for mobile and embedded Android platforms;
• Implement performant, maintainable UI/UX features based on product and design requirements;
• Integrate secure RESTful APIs, including client-side certificate authentication;
• Enhance integration with existing video streaming infrastructure, with a focus on UX quality and performance;
• Apply modern Flutter development practices such as state management, hot reload, and automated testing;
• Collaborate with cross-functional teams to ensure seamless integration with backend services and CI/CD pipelines.

Requirements

• 5+ years of professional experience in software development, with strong focus on Flutter;
• Proven experience building Flutter applications for mobile and embedded Android devices;
• Strong knowledge of Dart, Flutter widgets, state management solutions, and performance profiling;
• Hands-on experience integrating secure APIs over HTTPS, including client-side certificates;
• Experience working with modern developer tooling, automated testing frameworks, and CI/CD pipelines;
• Exposure to video streaming SDKs and multimedia-focused UX optimization is a strong plus;
• Bonus: Experience with AR features, Bluetooth/Wi-Fi communication, or e-commerce platform integrations.

Overview:
We are looking for an experienced Senior Flutter Engineer to continue the development and optimization of cross-platform applications for mobile and embedded Android devices. This role focuses on delivering high-quality UI/UX, improving application performance, and refining developer workflows. You will collaborate closely with designers, architects, and backend engineers to implement robust, user-centric features using modern tools and best practices.

Responsibilities

• Develop and optimize Flutter-based applications for mobile and embedded Android platforms;
• Implement performant, maintainable UI/UX features based on product and design requirements;
• Integrate secure RESTful APIs, including client-side certificate authentication;
• Enhance integration with existing video streaming infrastructure, with a focus on UX quality and performance;
• Apply modern Flutter development practices such as state management, hot reload, and automated testing;

• Collaborate with cross-functional teams to ensure seamless integration with backend services and CI/CD pipelines.

   

Requirements

• 5+ years of professional experience in software development, with strong focus on Flutter;
• Proven experience building Flutter applications for mobile and embedded Android devices;
• Strong knowledge of Dart, Flutter widgets, state management solutions, and performance profiling;
• Hands-on experience integrating secure APIs over HTTPS, including client-side certificates;
• Experience working with modern developer tooling, automated testing frameworks, and CI/CD pipelines;
• Exposure to video streaming SDKs and multimedia-focused UX optimization is a strong plus;
• Bonus: Experience with AR features, Bluetooth/Wi-Fi communication, or e-commerce platform integrations.

About Us:
We are a fast-growing product company focused on building high-quality mobile applications in fintech and lifestyle domains. We're expanding our team and looking for a proactive Middle Flutter Developer to work on long-term projects with solid architecture and clean code.
 

Responsibilities:

Develop and maintain cross-platform mobile applications using Flutter

Collaborate with UI/UX designers, product managers, and backend developers

Write clean, scalable, and well-documented code

Participate in code reviews and contribute to best practices

Debug and resolve technical issues across Android and iOS platforms

Requirements:

5+ years of experience with Flutter

Strong understanding of Dart and Flutter SDK

Experience working with RESTful APIs and third-party libraries

Familiarity with state management tools (e.g., Provider, Riverpod, Bloc)

Knowledge of Git and agile development methodologies

Basic understanding of native Android and iOS development is a plus

English — Upper Intermediate or higher

Nice to Have:

Experience with Firebase services

CI/CD knowledge (Codemagic, GitHub Actions, etc.)

Understanding of SOLID principles and clean architecture

We Offer:

Remote-first environment with flexible working hours

Supportive and friendly team

Opportunities for growth and professional development

Paid vacation and sick leave

About the project:

We are building a new mobile application from scratch for a scalable SaaS platform in the real estate domain. The product is designed with a white-label architecture, supporting multiple brands, customizable theming, and modular feature delivery. You’ll be involved from the early stages, influencing architecture, technical decisions, and development standards.

Tech stack:

• Flutter (latest stable)

• Dart

• REST APIs

• State management (Riverpod / Bloc / Provider — based on experience)

• Modular architecture

• CI/CD for mobile (Firebase, Codemagic or similar)

Responsibilities:

• Build a cross-platform mobile application from scratch using Flutter

• Design and implement scalable app architecture and project structure

• Develop reusable, theme-aware UI components

• Integrate the app with backend APIs (auth, caching, data sync)

• Ensure performance, stability, and maintainable codebase

• Participate in code reviews and mentor junior developers

Requirements:

• 3+ years of mobile development experience

• Strong experience with Flutter and Dart

• Experience starting projects from scratch and setting up architecture

• Solid understanding of state management and app lifecycle

• Experience integrating REST APIs and handling authentication

• Experience publishing apps to App Store and Google Play

• Experience with Firebase (Auth, Analytics, Crashlytics)

Nice to have:

• Experience with white-label or multi-brand applications

• Knowledge of native Android (Kotlin) or iOS (Swift) basics

Interview process:

2 stages:

1. Introductory call with HR

2. Technical interview

We are looking for a Middle Flutter Developer to join the development of a modern rental marketplace platform.

Project Description

The platform is a rental marketplace that brings together individuals and businesses into one unified ecosystem. The core idea is simple: users can rent out or rent items, spaces, vehicles, tools, or skills. The platform enables private individuals to monetize assets they already own - such as trailers, storage spaces, tools, or personal expertise - while providing renters with convenient and local access to the resources they need.

Requirements

• 2–4 years of commercial experience in Flutter mobile development
• strong knowledge of Dart and Flutter, including experience with BLoC-based architecture
• experience working with Firebase or similar backend services
• understanding of cloud services configuration, CI/CD processes, and app store publishing
• strong collaboration and communication skills, with the ability to work effectively both within and outside the engineering team
• experience working in an English-speaking environment or team
• ability to demonstrate real, production-ready applications from portfolio

We Offer

• well-established and documented development processes, knowledge base, and technical solutions
• interesting and challenging projects
• personal development plan
• 20 paid vacation days per year
• public holidays off
• fully remote work

Hiring Process

• pre-screening interview (45-60 minutes)
• technical interview (60 minutes)

BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. ‍Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.

We are looking for a skilled Senior Flutter Developer.

✅ Responsibilities:
✔️ Development and improvement of crucial components of the platform
✔️ Make the product testable
✔️ Participate in grooming, planning, tech, and estimation sessions
✔️ Make your own decisions on the architecture level
✔️ Bring fresh and innovative ideas into the company’s processes
✔️ Support and improve product documentation
✔️ Couch Middle/Junior team members
✔️ Code review

✅ Requirements:

✔️ 3+ years of hands-on mobile development experience (Android or iOS)

✔️ 2+ years of hands-on Flutter development experience (at least 1 application released in the store)

✔️ Solid knowledge of Dart (including Dart streams / RxDart)

✔️ Solid knowledge of mobile architecture principles

✔️ Good knowledge of OOP/SOLID principles

✔️ Good knowledge of REST and Sockets

✅ Nice to Have:
✔️ Kotlin

✔️ Java

✔️ Swift

✔️ Experience with CI/CD process

✔️ Experience with Unit and Functional testing of mobile applications

✅ We offer excellent benefits, including but not limited to:
✔️Snacks in the Office;
✔️20  days of vacation per year;
✔️6 days of sick leaves without document required;
✔️Attractive office location and facilities - Loftmill;
✔️Medical insurance for you and your partner;
✔️Sports package;
✔️Birthday, wedding, and newborn gifts;
✔️Languages classes (partially paid by the Company);
✔️Career growth opportunities;
✔️International corporate parties, great team-building events and activities.

BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. ‍Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.
 

We are looking for a skilled Senior Flutter Developer.
 

✅ Responsibilities:
✔️ Development and improvement of crucial components of the platform
✔️ Make the product testable
✔️ Participate in grooming, planning, tech, and estimation sessions
✔️ Make your own decisions on the architecture level
✔️ Bring fresh and innovative ideas into the company’s processes
✔️ Support and improve product documentation
✔️ Couch Middle/Junior team members
✔️ Code review

✅ Requirements:

✔️ 4+ years of hands-on mobile development experience (Android or iOS)

✔️ 3+ years of hands-on Flutter development experience (at least 1 application released in the store)

✔️ Solid knowledge of Dart (including Dart streams / RxDart)

✔️ Solid knowledge of mobile architecture principles

✔️ Good knowledge of OOP/SOLID principles

✔️ Good knowledge of REST and Sockets

✅ Nice to Have:
✔️ Kotlin, Java, Swift

✔️ Experience with CI/CD process

✔️ Experience with Unit and Functional testing of mobile applications

✅ We offer excellent benefits, including but not limited to:

🚀 Career growth opportunities in an international and dynamic environment

📚 Opportunity to develop language skills with partial compensation for language courses

🎁 Special gifts for birthdays, weddings, and newborns

🏝️ 23 working days of paid annual vacation, plus paid sick leaves

🍲 Office snacks and refreshments

🏋️ Sports package to support a healthy lifestyle

🩺 Comprehensive medical insurance for you and your partner

📍 Comfortable office with great facilities in a prime location

🎉 Exciting corporate events, team-building activities, and international company parties.

Space Scutum is a leading company in the field of cybersecurity and antivirus software development. We invite students and graduates to intern with our company to provide them with a unique opportunity to gain practical experience in the innovative field of cybersecurity. This is a social project for newcomers/students aimed at providing them with the opportunity to gain important practical experience, which will serve as a catalyst for their future career in the IT industry. Preference is given to students/trainees from Ukraine.

During the internship, you will work closely with our highly skilled team of specialists, participate in real projects, and learn cutting-edge technologies in the field of cybersecurity. We will provide you with the opportunity to apply your knowledge in practice, develop skills, and gain valuable experience that will be useful for your future career.

Internship duration - 6 months

Upon completion of the internship, we have the opportunity to offer employment to the most talented interns or we are ready to provide recommendations for finding work in other companies. We believe that an internship at Space Scutum will be an excellent start to your career in the IT industry and help you achieve success in this dynamic and promising field.

Responsibilities:

! Readiness to work with AI

Experience with Flutter and Dart:

Experience working with Flutter and Dart on projects of any scale.

Understanding of fundamental concepts and architectural approaches in Flutter.

Programming Language Knowledge:

Proficient in the Dart programming language.

Knowledge of basic programming principles and data structures.

User Interface Development:

Experience in developing user interfaces using Flutter widgets.

Understanding of the principles of animation in Flutter.

Data and API Interaction:

Ability to interact with external data through RESTful APIs.

Knowledge of asynchronous operations in Flutter.

Code Debugging and Optimization:

Skills in debugging code, profiling applications, and optimizing performance in Flutter.

Version Control and Code Management Systems:

Experience using version control systems such as Git.

Systematic Thinking:

Ability to think systematically and build scalable application architectures.

Communication Skills:

Willingness to work in a team and exchange knowledge within the team.

Ability to express thoughts clearly and concisely.

Desire for Learning:

Eagerness to actively learn and enhance skills in the Flutter development domain.

Creative Approach:

Readiness to find unconventional solutions and approach tasks with creativity.

Join us and become a part of our team where you can unleash your potential, gain valuable experience, and contribute to ensuring user security.

If you are interested in this offer, please respond to this vacancy. Write about why you want to work with us. And what knowledge/skills do you have.

Thank you!

Position: Junior Flutter Developer

Responsibilities:

Develop mobile applications using Flutter according to specified requirements and design.

Participate in meetings and discussions with the team to understand project needs.

Test, debug, and optimize code to ensure high performance.

Apply SOLID principles in software design and development.

Actively learn new technologies and development methods.

Requirements:

Experience or projects using Flutter.

Proficiency in Dart.

Understanding of UI development principles and experience with Flutter widgets.

Basic skills in version control systems, such as Git.

Familiarity with SOLID principles in software design.

Experience working with APIs.

Willingness to learn and a commitment to professional growth in mobile development.

Strong communication skills and ability to work in a team.

Basic knowledge of English for understanding technical documentation.

Nice to have:

Knowledge of Android/iOS platforms and their peculiarities.

Understanding of architectural principles in applications.

Conditions:

Flexible working hours.

Remote work possibilities.

Also we have an internship for 1-2 months (if you need it)

If you are interested in our vacancy, please explain in your response why you want to work specifically with us.

This is a great opportunity for entry-level specialists. We look forward to receiving your responses and resumes.