Design the location backbone of a ride-hailing app. Every active driver's phone streams its position over a held-open connection, and every open rider app asks which drivers are near its map viewport right now.
Track live driver positions and answer each rider asking which drivers are near their map right now.
Design the location backbone of a ride-hailing app. Every active driver's phone streams its position over a held-open connection, and every open rider app asks which drivers are near its map viewport right now.