Senior Mobile Developer (Flutter)
Confirmed on the employer's own hiring board on Oct 30, 2026. First seen by Alion on Oct 28, 2026.
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.