Convoy Tracking & Offline Logistics Management App

Design a modern, military-grade Convoy Tracking & Logistics Management Application that operates in both online and offline environments. The system must be built with an "Offline-First, Auto-Sync" architecture for use in remote, mountainous, border, and communication-denied regions... (Budget: ₹12500 - ₹37500 INR, Jobs: AI Development, Android, Cloud Computing, Flutter, GPS, Java, Mobile App Development, Software Architecture)