#geospatial

20 geospatial interview questions, asked at Uber, Amazon, Meta and 9 more companies. Last asked Sep 2026.

Design the data flow behind a food delivery restaurant listSystem designWhen a customer opens a food delivery app with a delivery address, the home screen lists the restaurants that can deliver there. Design how restaurant data travels from the…
Last asked Sep 2026
Design a Supercharger backend: billing, stall telemetry and finding a free chargerSystem designDesign the backend for a network of EV fast-charging sites, each with several stalls. Three requirements: 1. Billing: measure the energy delivered in every charging session and…
Last asked Sep 2026
+3
Design a nearby points-of-interest serviceSystem designGiven a user's location, return the closest restaurants, shops and other places of interest within a radius, fast, for a read-heavy global audience.
Last asked Sep 2026
+3
Design UberSystem designRiders request trips, nearby drivers get matched, and both see live location until drop-off, with pricing and payment, for millions of trips a day.
Last asked Sep 2026
Design a shared-ride matching serviceSystem designDesign the service that matches riders into shared rides and runs those trips: taking requests, deciding which riders share a vehicle, planning pickups and drop-offs along the…
Last asked Aug 2026
Build a quadtreeCodingA quadtree splits a 2D region into four quadrants, recursively: every node is either a leaf or has exactly four children. Build one yourself. One version builds it from a square…
Last asked Jun 2026
Design a food delivery platformSystem designDesign the backend of a food delivery app: customers browse nearby restaurants and order, restaurants accept and prepare the order, and a courier is assigned and tracked live…
Last asked Jun 2026
Design a superhero dispatch systemSystem designDesign a system that sends superheroes to incidents across a city. An incident is reported with its location; the system finds an available hero nearby, assigns them and tracks…
Last asked May 2026
+1
Design a driver location heatmapSystem designShow near-real-time density of available drivers and rider demand on a city map, updated every few seconds from millions of location pings.
Last asked May 2026
+1
Design YelpSystem designFind businesses near a location by category and rating, read and write reviews and photos, for a read-heavy audience.
Last asked May 2026
Design DoorDashSystem designDesign an on-demand food delivery platform: customers browse nearby restaurants and order, restaurants accept and prepare the order, and couriers are assigned to pick it up and…
Last asked Apr 2026
Design a drop-off spot selector for a robotaxiML designDesign an ML system that picks where an autonomous ride-hail vehicle should drop off its passenger near the destination. Cover the candidate spots, the signals and labels you…
Last asked Mar 2026
Design a fitness tracking appSystem designDesign a fitness tracking app: users record workouts such as runs and rides from their phone, see their history, and view the route of each workout on a map. Cover uploading…
Last asked Mar 2026
Design a nearby restaurant recommendation systemML designRecommend restaurants a user is likely to order from right now, given location, time of day, delivery time and their history.
Last asked Dec 2025
Design search for a food delivery appSystem designDesign the search box of a food delivery app: users type a query and get restaurants and dishes that can deliver to them. Cover indexing restaurants and menus, filtering by…
Last asked Nov 2025
Design real-time ETA predictionML designPredict when a driver will arrive at pickup and drop-off, updated every few seconds during the trip, accurate to within a minute or two.
Last asked Sep 2025
Design pickup point planning for ride-hailingSystem designDesign how a ride-hailing app suggests where a rider should be picked up: candidate points near the rider, ranking them by walking distance, road access, and driver arrival time…
Last asked May 2025
+2
Design an address autofill systemML designAs a user types an address, suggest the full, valid address they mean, ranked by likelihood and personalized by location and history.
Design a traffic forecasting systemML designForecast speed on every road segment for the next hour from live GPS traces, for routing and arrival-time estimates.
Design a real-time air traffic control systemSystem designTrack every aircraft in a region from radar and transponder feeds, predict conflicts, and alert controllers within a second, with no single point of failure.