Meta description: Learn how byteNove built Carrito, a grocery delivery app with real-time order tracking, smart cart, and same-day delivery that scaled to thousands of daily orders.
Target keywords: grocery delivery app development, on-demand delivery app, grocery app like Instacart, food delivery app agency
Read time: 6 min · Category: On-Demand Apps
Overview
Grocery shopping is moving online faster than ever. byteNove built Carrito, an on-demand grocery delivery app that makes it effortless for customers to fill their cart, check out, and get fresh groceries delivered to their door — all in a few taps.
The Challenge
Launching an on-demand grocery service meant solving complex, real-world logistics:
- Managing a constantly changing catalog of perishable products
- Coordinating shoppers, drivers, and customers in real time
- Handling substitutions when items are out of stock
- Keeping delivery times short and reliable as order volume grew
Our Solution
byteNove delivered a three-sided platform — customer app, driver app, and admin panel — connected by a real-time backend.
- Smart cart: Quick reorder, saved lists, and intelligent product suggestions.
- Live order tracking: Real-time map tracking from store to doorstep.
- Substitution flow: Customers approve replacements instantly via push notifications.
- Driver routing: Optimized delivery routes to minimize time and cost.
Key Features
- ✅ Browse by category with rich search and filters
- ✅ Real-time inventory and dynamic pricing
- ✅ Multiple payment options and digital wallets
- ✅ Live GPS delivery tracking
- ✅ Ratings, tips, and reorder history
Tech Stack
| Layer | Technology |
|---|---|
| Mobile | Flutter (Customer & Driver apps) |
| Backend | Node.js, NestJS |
| Database | PostgreSQL, Redis |
| Realtime | WebSockets, Firebase |
| Maps | Google Maps Platform |
The Results
- 📦 Scaled to thousands of daily orders within months
- ⏱️ Average delivery in under 45 minutes
- 🔁 52% of orders from repeat customers
- ⭐ 4.7-star customer satisfaction rating
🚀 Want to launch your own delivery app like Carrito? Talk to byteNove about building your on-demand platform.