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I will be your flutterflow mobile app developer for android, ios and web apps
Jannis S
About this gig
Need a FlutterFlow mobile app developer to build, fix, or complete your Android, iOS, or web app? I specialize in FlutterFlow app development, Firebase, Supabase, API integration, MVP development, and bug fixing to turn your ideas into functional applications.
MY SERVICES
- FlutterFlow app development for Android, iOS & web
- UI/UX design and Figma to FlutterFlow
- Firebase & Supabase integration
- API and third-party integrations
- Login, authentication & database setup
- Stripe payments and subscriptions
- Push notifications, maps & AI features
- Custom functions, actions & widgets
- Bug fixes, redesign & performance improvements
- Google Play & App Store deployment
APP TYPES
E-commerce, booking, delivery, social, dating, fitness, education, SaaS, business and marketplace apps.
WHY CHOOSE ME?
- Clean, responsive UI
- Clear communication and regular updates
- Solutions tailored to your goals
- 14-day post-delivery bug-fix support
Whether you're starting from scratch or improving an existing app, I'll help you build, fix, and launch with confidence.
Message me before ordering to discuss your requirements, the best approach, and a suitable timeline.
Get to know Jannis S
Jannis S
Freelance Web Developer
- FromGermany
- Member sinceSep 2026
Languages
English, German, French, Hungarian
I am a freelance web developer and software consultant specializing in WordPress, Laravel, React, and Next.JS. With over 13 years of experience as a remote software engineer and programming instructor, I have also completed software engineering internships at Google in both Mountain View and London.
FAQ
What do you need to start my FlutterFlow app?
I need your app idea, required features, preferred design or Figma file, and any existing project or backend details.
Can you build Android, iOS, and web apps?
Yes, I can develop responsive FlutterFlow applications for Android, iOS, and web based on your project requirements.
Can you fix bugs in an existing FlutterFlow app?
Yes, I can troubleshoot UI issues, Firebase or Supabase errors, authentication problems, API integrations, and other FlutterFlow bugs.
Do you integrate Firebase, Supabase, and APIs?
Yes, I can integrate databases, authentication, storage, third-party APIs, payments, subscriptions, and other required services.
Can you publish my app to Google Play and the App Store?
Yes, I can assist with app preparation, configuration, and submission, subject to store requirements and your developer account access.
Can I request custom features or a personalized package?
Absolutely! Contact me with your requirements, and I'll review your project and provide a custom offer based on its scope, features, and timeline.
