Mobile App Developer
šµš¹ Portugal
Flutter
React Native
iOS
Android
Java
Swift
Kotlin
Firebase
Git
Design
UI/UX
Backend
Frontend
Analyst
Testing
Mobile App Developer
from šµš¹ Portugal
š± Mobile App Developer (iOS, Android & Cross-Platform)
Full-Time | Remote | Flexible Working Hours
š About the Role
Weāre hiring aMobile App Developer to build high-quality, modern mobile applications across iOS and Android platforms.
This role is ideal for someone who enjoys:
- Building smooth, user-friendly mobile experiences
- Working across native and cross-platform technologies
- Turning designs into polished mobile interfaces
- Optimizing app performance and scalability
- Shipping real apps used by real users
Youāll collaborate closely with:
ā
designers
ā
backend engineers
ā
product teams
to develop reliable, scalable, and visually polished mobile applications.
š» What Youāll Own
Mobile Application Development
- Develop and maintain:
- iOS applications using Swift & Xcode
- Android applications using Kotlin/Java & Android Studio
- Build cross-platform mobile apps using:
- React Native
- Flutter
- Deliver clean, scalable, production-ready mobile applications
UI/UX & Frontend Experience
- Convert designs into pixel-perfect mobile interfaces
- Ensure responsive layouts across:
- phones
- tablets
- multiple screen sizes
- Deliver intuitive, high-performance user experiences
- Collaborate closely with design teams on usability and visual polish
API Integration & Backend Connectivity
- Integrate mobile applications with:
- REST APIs
- backend services
- authentication systems
- Handle data synchronization and networking efficiently
- Optimize API communication and app responsiveness
Performance Optimization & Stability
- Improve:
- app speed
- responsiveness
- battery usage
- scalability
- Debug and resolve mobile performance issues
- Ensure smooth functionality across devices and operating systems
Testing, Deployment & Releases
- Conduct testing and debugging for stability and reliability
- Prepare and manage:
- App Store submissions
- Google Play Store releases
- Maintain version control and release workflows
š„ What Weāre Looking For
Core Requirements
- 3+ years of mobile app development experience
- Strong experience with:
- Swift
- Kotlin/Java
- iOS SDK
- Android SDK
- Experience with:
- React Native
- Flutter
- or other cross-platform frameworks
- Understanding of:
- REST APIs
- mobile networking
- app architecture patterns (MVVM, MVC, MVP)
- Strong knowledge of mobile UI/UX best practices
- Experience using Git and collaborative development workflows
ā Nice to Have
- Experience publishing apps to:
- Apple App Store
- Google Play Store
- Experience with:
- Firebase
- push notifications
- analytics tools
- mobile authentication systems
- Exposure to:
- animations
- offline-first architecture
- real-time features
- Startup or product-focused development experience
š What a Typical Day Looks Like
- Build and improve mobile application features
- Collaborate with designers on UI implementation
- Integrate APIs and backend services
- Debug mobile issues and optimize performance
- Test applications across devices and platforms
- Push updates and prepare production releases
- Collaborate with product and engineering teams on roadmap execution
In short:
You build mobile applications that are fast, reliable, visually polished, and enjoyable to use.
š Success Looks Like
- Stable and high-performing mobile applications
- Smooth user experience across devices
- Fast and reliable feature delivery
- Successful app deployments and releases
- Clean, maintainable codebases
- Positive collaboration across product and engineering teams
š Why This Role Stands Out
- Opportunity to work on modern mobile products
- Exposure to both native and cross-platform development
- High ownership and technical impact
- Work with global product and design teams
- Fully remote flexibility
- Growth opportunities in mobile engineering and emerging technologies
š§Ŗ Interview Process
- Initial Phone Screen
- Technical Interview
- Practical Assessment / Mobile Coding Exercise
- Final Client Interview
- Offer & Onboarding
š Apply Now
If you:
- Love building mobile apps
- Enjoy creating polished user experiences
- Thrive in product-focused engineering environments
- Want to work with modern mobile technologies
This opportunity is a strong fit for you.



