On-Demand Food Ordering App Development: Dispatch, ETAs, and Promises
On-demand ordering is a promise-keeping business. The app's job is to make a promise your kitchen and couriers can keep, then show the guest the truth while it happens.
Prep time is the real ETA
Most late deliveries are late in the kitchen, not on the road. Model prep time per item and per current queue depth, then throttle promise times automatically during rush instead of quoting an optimistic flat number.
Dispatch logic that matches your city
Dense metros dispatch by building, block, and walk-up time. Spread-out metros dispatch by driving distance and traffic windows. The same code cannot serve both well, which is why we tune routing and zone rules per market.
Batching two or three orders per courier saves real money — but only with hard rules on how much detour a batched order may add.
Live tracking, done honestly
Live driver location, an accurate status timeline, and a proactive notification when something slips do more for retention than any discount. Guests forgive a late order they were told about.
Key takeaways
- Throttle promise times from real queue depth.
- Tune dispatch per market, not once globally.
- Tell guests about delays before they ask.
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