Used OpenLayers for interactive mapping and NGRX for state management on the DeliveryM8 optimization platform. Developed PDF printing for 3D truck loading scenarios. Contributed to core features like real-time tracking, mobile dispatching, and API integration. Optimized delivery operations considering fleet optimization, charging points, time windows, cargo types, and real-time traffic. Integrated SMS and email notifications using Java and Thymeleaf for delivery updates. Aimed to reduce costs, improve delivery times, track e-fleets, reduce CO2 footprint, and ensure efficient charge management.