Senior Mobile Developer (Flutter)

At Imaginary Cloud, we believe technology should improve and simplify people's lives. We are a Software Development and UX/UI Design company that follows a unique user-centric Product Design Process. We helped build and launch more than 200 web & mobile applications worldwide together with industry-leading clients and have been awarded in 2020 as Top 100 Fastest Growing Company and Top 1000 Global Company by Clutch. Our purpose is to champion a human-centric world; that is why we put our people first always. You can expect a respectful and caring culture, where you can grow and learn in a flexible work environment (see for yourself by checking our Glassdoor rating). We are a certified Great Place to Work®, an award that proves our dedication towards building a Human-Centric World from within.

At Imaginary Cloud you will find:

• A remote-first company. We seek team members who live in Portugal or are willing and legally qualified to live and work in the country.
• Flexible working hours
• Global projects with industry-leading clients
• Career plan with strong growth potential
• Health & Dental insurance
• Paid sick days
• Informal environment
• Team events
• Caring, respectful and human-centric culture
• Comfort budget
• Fair compensation according to your experience
• No Outsourcing, as an Imaginaree you will always be part of Imaginary Cloud

We would love to have you onboard if you have hands-on experience in the following areas:

• 5+ years of Mobile Development experience
• 3+ years of extensive hands-on experience using Flutter
• Strong command of Dart syntax, Object-Oriented Programming (OOP), sound null-safety, asynchronous programming (async/await, Future, Stream), generics, and extension methods.
• Deep understanding of the Flutter framework: widget tree, stateful vs. stateless widgets, custom widgets, keys, rendering pipeline, and efficiently managing rebuilds.
• Solid experience with modern State Management solutions (e.g., BLoC, Riverpod, or Provider) and scalable mobile architectures.
• Experience consuming RESTful APIs (using http or dio), handling error logic, retry mechanisms, and request interceptors.
• Experience with local data persistence and caching (e.g., SQLite, Hive, Isar, or SharedPreferences).
• Proficiency in writing well-designed code with strong experience in the Flutter testing ecosystem (Unit, Widget, and Integration Testing).
• Proven experience setting up and maintaining CI/CD pipelines for mobile applications (e.g., Fastlane, Codemagic, GitHub Actions, or Bitrise).
• Hands-on experience with the end-to-end release process, including managing certificates, provisioning profiles, and deploying applications to the Apple App Store and Google Play Store.
• Outstanding proficiency in using Agentic AI tools like Cursor IDE and Claude Code to accelerate code development, refactoring, and complex debugging.
• Fluency in English, both spoken and written.

Nice to have: familiarity with native mobile languages (Kotlin/Java for Android, Swift/Objective-C for iOS) to handle MethodChannels and platform-specific integrations.

Get to know our tech stack:

• Mobile development (iOS, Android, Flutter, React Native)
• Javascript (React.js, Angular.js, Vue.js, Node.js)
• Ruby / Ruby on Rails
• Python / Django
• Git
• SQL (MySQL / PostgreSQL)
• Linux / Mac OS - command line
• Automated provisioning tools (Docker / Ansible / Capistrano)
• NoSQL (Mongo, Redis, etc.)
• Photoshop / Figma

As a Mobile Developer, your day-to-day tasks include development, problem-solving, architecture, client interaction, as required to develop a successful product.

If this sounds exactly what you're looking for, we would like to meet you and discuss this opportunity. Please apply below.

Want to get to know us a little bit better? Check out our blog to see who we are and what to expect from our recruitment process.