Yassine youssef

Hi, I’m Yassine Youssef, a Flutter & FlutterFlow specialist with over 3 years of experience building scalable, clean, and high-performance mobile apps.

I focus on delivering full-stack mobile solutions using Flutter, Firebase, and Node.js, with deep expertise in payment integrations, real-time features, and modular architecture. I’ve worked remotely with startups and product teams to turn complex ideas into smooth, user-friendly apps that are ready for production.

💼 What I Do Best
Cross-platform mobile apps using Flutter & FlutterFlow

Firebase backend: Firestore, Auth, Cloud Functions, Push Notifications

Node.js APIs for custom backend logic

Payment gateway integration (Stripe, Razorpay, PayPal, Google/Apple Pay)

Real-time apps: chats, dashboards, and live updates

Code that lasts: clean, modular, and easy to maintain

⚙️ Tech Stack I Use
Frontend: Flutter, FlutterFlow, Dart

Backend: Node.js, Express

Database: Firebase Firestore, Realtime DB, MongoDB

Tools: Git, Firebase Console, Postman, VS Code

Integrations: Maps, Auth systems, Payment APIs

🤝 Why Clients Work With Me
3+ years of solid Flutter experience

Business-focused development — I don’t just code, I think in products

Proven ability to handle full app cycles: from design to launch

Communicative, reliable, and detail-oriented

Passionate about performance, UI/UX, and scalable architecture

✅ Let’s build something that works — and scales.
Whether you need a full app from scratch or help optimizing an existing one, I’m here to help.