Real-Time GPS Delivery Tracking Module for On-Demand Logistics App

Category: Web Development

Budget: 1500–1500 USDC

We are seeking an experienced developer to build and integrate a real-time delivery tracking module into our existing on-demand logistics platform. The objective is to track couriers via GPS and broadcast live status updates to our customer web portal and mobile app. Key deliverables include: 1) Background GPS tracking service on driver mobile devices, 2) WebSocket and backend integration for low-latency coordinate streaming, 3) Interactive live map view with dynamic route polylines and real-time ETA calculation using Google Maps API, and 4) Automated geofence triggers for customer arrival notifications. The ideal freelancer has prior experience with mapping SDKs and scalable real-time state management. We expect the project to be completed within 3 to 4 weeks, including unit testing, API documentation, and staging deployment support. Please share links or demos of similar tracking applications you have built.

Skills required

• Flutter
• Node.js
• Google Maps API
• WebSockets
• Firebase
• Geolocation

Milestones are funded into USDC escrow on Polygon before work begins.