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I will do mobile app development, ios app development, android app as flutter developer
Sebastian D
About this gig
Build a high-quality mobile app that users enjoy and your business can grow with. Whether you need mobile app development for a startup MVP or a full-scale business solution, I deliver scalable Android and iOS app development focused on performance, usability, and long-term success.
Many app projects fail because of poor planning, weak architecture, and unreliable development. As an experienced Flutter developer, I build secure, responsive applications that are easy to maintain, deliver a seamless user experience, and support your business goals from launch to growth.
Services I Offer:
- Flutter mobile app development
- Android & iOS app development
- Startup MVP development
- Admin panel & dashboard
- Firebase & Supabase integration
- REST API integration
- Stripe payment integration
- Google Maps & push notifications
- App redesign, bug fixes & maintenance
- App Store & Google Play deployment
Why Work With Me?
- Business-first development approach
- Clean, scalable architecture
- Modern UI/UX with responsive design
- Clear communication throughout the project
- Reliable solutions built for long-term growth
Message me before ordering to discuss your app idea and recommend the best development approach.
Get to know Sebastian D
Sebastian D
Junior App Developer
- FromGermany
- Member sinceJul 2026
- Avg. response time8 hours
Languages
German
I am a professionally trained Junior App Developer specializing in Android and iOS development. I develop productive apps using Kotlin/Jetpack Compose and Swift/SwiftUI following MVVM and Clean Architecture principles. My background as a CNC programmer and branch manager provides me with a unique combination of technical precision, quality awareness, and leadership experience.
FAQ
Can you develop both Android and iOS apps?
Yes. I build cross-platform Flutter applications that run smoothly on both Android and iOS, helping you reduce development time while maintaining a consistent user experience.
Can you build my app from an idea or wireframe?
Absolutely. Whether you have a detailed specification, wireframes, Figma design, or just an idea, I can help plan, develop, and refine your app into a functional product.
What types of mobile apps do you develop?
I develop business apps, booking apps, marketplaces, eCommerce apps, healthcare apps, education apps, delivery apps, CRM systems, and custom Flutter applications tailored to your requirements.
Can you integrate APIs, Firebase, payments, or other third-party services?
Yes. I can integrate REST APIs, Firebase, Supabase, Stripe, Google Maps, push notifications, authentication, and other third-party services based on your project's needs.
Will you help publish my app to the App Store and Google Play?
Yes. I can assist with preparing and deploying your application to the Apple App Store and Google Play Store, ensuring it meets the required submission guidelines.
Should I contact you before placing an order?
Yes. Please message me first so we can discuss your app idea, required features, timeline, and recommend the most suitable development approach before we begin.
