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I will do mobile app development, game app development, mobile application developer
Jacob K
Level 1
About this gig
Your business has an idea, website, workflow, or AI concept that needs to become a real mobile product not another unfinished app.
I provide custom app development for startups, entrepreneurs, and established businesses that need a reliable mobile app built around their actual users and business goals.
Whether you need an AI mobile app, AI chatbot, fintech app, dating app, ecommerce app, booking app, marketplace, customer app, or internal business solution, I can turn the concept into a practical Android and iOS app.
My development stack includes Flutter, FlutterFlow, React Native, Firebase, API integrations, and AI integrations, allowing me to build scalable cross platform apps without sacrificing performance or user experience.
What I Can Do Professionally:
- Mobile app design & development
- iOS app development & Android development
- AI app & AI chatbot development
- Flutter / FlutterFlow / React Native app development
- Firebase integration & API connectivity
- Custom app features, backend & database
- MVP development and existing app improvements
Ready to build a mobile app that solves a real business problem? Send me your idea, and lets turn it into a working product.
Get to know Jacob K
Jacob K
Turning Startup Ideas into Scalable Mobile Apps, Certified Developer
Level 1
- FromNigeria
- Member sinceFeb 2026
- Avg. response time1 hour
- Last delivery1 week
Languages
English, German, Italian, Esperanto, Czech, French, Spanish, Dutch, Portuguese, Japanese, Norwegian, Turkish, Greek
Hello, I'm Jacob K, A Flutter App Development Expert
My journey as a Flutter Developer started with a passion for turning ideas into mobile apps that people enjoy using. I help startups and businesses build AI mobile app solutions, Android app, iOS app, and cross platform Flutter apps using Flutter, Dart, Firebase, FlutterFlow, Android Studio, and Xcode. I also fix Flutter bugs, maintain existing applications, build Chrome extensions, debug Base44 apps, and support professional Play Store and App Store publishing with real-device testing. Reach out let's turn your idea into a successful app.
My Portfolio
FAQ
Can you build my app idea from scratch?
Yes. Send me your idea, business goal, and required features. I’ll help turn it into a clear app structure and build the core experience around your users and workflow.
Can you build both Android and iOS?
Yes. I can develop a cross-platform app for Android and iOS using Flutter or React Native, helping you reach both audiences without maintaining two completely separate apps.
Can you add AI or a chatbot to my mobile app?
Absolutely. I can integrate AI features such as AI chatbots, assistants, recommendations, content generation, or other AI-powered workflows based on what your business actually needs.
Can you connect my app to APIs, Firebase, or a database?
Yes. I can connect your app to Firebase, APIs, authentication, databases, and backend services so users can securely access and manage real data.
I already have an app. Can you fix or improve it?
Yes. If your existing app has bugs, poor performance, missing features, or needs redesigning, I can review the current build and work on the specific areas holding it back.
Can you build a custom business app, not just a basic template?
Yes. I build around your actual business process—whether it’s fintech, ecommerce, booking, dating, marketplace, SaaS, customer management, or another custom use case.
