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I will do flutter mobile app development, android ios app development flutter developer
Steffen Wanne
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Do you have a mobile app idea or a Flutter app that needs fixing or improvement?
Starting or scaling an app can feel confusing; poor communication, bugs, and delays can slow everything down.
I'm a Flutter mobile app developer focused on building fast, reliable, and scalable cross-platform apps for Android and iOS. I don't just write code. I help you bring your idea to life with clarity, structure, and consistent updates.
My Services:
- Full Flutter mobile app development (Android & iOS)
- Bug fixing and performance optimization
- API integration & backend connection
- Firebase integration (auth, database, notifications)
- UI/UX improvements
- Responsive design
- App deployment (Play Store & App Store support)
Technologies:
- Flutter
- Dart
- Firebase
- REST APIs
- Git
Apps I Build:
- Business & startup apps
- Ecommerce & booking apps
- Social & chat apps
- On-demand service apps
- Custom solutions based on your idea
Why Choose Me?
- Clear communication
- On-time delivery
- Regular updates
- Attention to detail
- Flexible with revisions and feedback
- Deliver maintainable and high-performance apps
Send me a message with your app idea, I'll respond quickly and guide you on the best way forward. LET'S BUILD YOUR APP NOW!
Conoce a Steffen Wanne
Steffen Wanne
Helping startups and businesses build, fix, and optimize mobile and web apps
- DeAlemania
- Miembro desdeabr 2026
- Responde aprox. en:13 horas
Idiomas
Español, Alemán, Inglés, Italiano
Hi, I'm Steffen Wannemaker, a professional mobile app developer and full-stack web developer. I specialize in Flutter mobile apps and modern web applications. I help startups and businesses fix bugs, optimize performance, and build scalable front-end and back-end systems. With solid experience in React, APIs, and database integration, I deliver clean, efficient, and reliable solutions. If your app needs speed, stability, or a fresh build, message me now and let’s get it done.
Mi porfolio
FAQ
Do you build both Android and iOS apps with Flutter?
Yes. I develop cross-platform mobile apps using Flutter, which means you get a single codebase that works smoothly on both Android and iOS devices with consistent performance and design.
Can you fix bugs in my existing Flutter app?
Absolutely. I can identify and fix crashes, UI issues, performance problems, and API errors while ensuring your app runs smoothly and efficiently.
Will I receive updates during the development process?
Yes. I believe in clear communication, so I provide regular updates and make sure you are involved at every important stage of your project.
Can you connect my app to a backend or database?
Yes. I can integrate APIs, Firebase, or custom backend systems to handle authentication, data storage, and real-time functionality.
What if I don’t have a clear app idea yet?
No problem. I can guide you through the process, help structure your idea, and suggest the best features to make your app functional and user-friendly.
