🔧 [System Design] GraphHopper Distance Matrix: Self-Host OSRM vs Haversine for Route Optimization

Series context: This is Part 7 of the E-commerce Order Allocation series. The distance matrix built here feeds directly into the OR-Tools VRP solver in Part 6.





The Invisible yet Most Expensive Bottleneck in E-commerce Routing


Answer-first: For 1 warehouse + 100 delivery stops, you need 10,201 pairwise distances. Self-hosting...