We are looking for an experienced Flutter Developer to build a marketplace mobile application for buying and selling second-hand vehicles and spare parts. Project Overview: The app will allow users to: List and sell second-hand vehicles Sell and purchase vehicle spare parts Browse listings with filters Contact sellers Manage their listings Subscribe to premium plans for better visibility Technical Requirements: Frontend: Flutter (Android & iOS) Backend: Firebase (Firestore, Authentication, Cloud Functions if needed) Push Notifications (Firebase Cloud Messaging) Clean architecture and scalable code API integration if required Payment gateway integration for subscription model Subscription Model: Free basic listing option Paid subscription plans (monthly/yearly) Featured listings for premium users. Experience in marketplace or e-commerce apps preferred Strong understanding of state management (Provider, Riverpod, Bloc, etc.) Clean UI/UX implementation skills Ability to deliver within timeline