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johnsabia87

JohnSabia

@johnsabia87

Android App Developer AI Integration Specialist

Italy
English, Russian, Italian
About me
I'm a full-stack mobile developer specializing in Android apps built with Capacitor, Firebase, and AI integration (Claude API, Gemini). I recently built and launched FitVision AI — a fitness app with real-time AI coaching, meal analysis, and exercise feedback — entirely solo, from architecture to Play Store deployment. I can help you with: Android app development (Capacitor + PWA) Firebase setup (Auth, Firestore, Cloud Functions) AI integration (Claude, Gemini, OpenAI) Google Play Store publishing & compliance Bug fixing and performance optimization I work clean, I communicate clearly... Read more

Skills

j
johnsabia87
JohnSabia
Offline • 
Average response time: 63 hours

See my services

Android App Development
I will build your android app with firebase and ai integration
From$150 / projectMore details
Technical Support
I will review, debug and fix your android app, website or web application
From$40 / projectMore details

Portfolio

Work experience

Freelancing_Career

Founder & mobile App Developer

Freelancing Career • Freelance

Dec 2023 - Present • 2 yrs 5 mos

Built and launched FitVision AI on Google Play Store. Full-stack development: Android app (Capacitor), Firebase backend, Claude AI + Gemini integration, RevenueCat subscriptions, real-time meal and exercise analysis via AI vision.