📱 REST APIs • Push Notifications • Real-time Sync

Mobile App Backend Development: The Engine Behind Your App

Your mobile app needs a backend. User accounts, data storage, push notifications, real-time updates — that's what we build. We've built backends for 12+ mobile apps, including the Workiley Android app (10,000+ downloads). Our backends handle 50,000+ daily API requests with average response times under 150ms.

A good backend is invisible. It just works. Users sign up, data syncs, notifications arrive. That's our job. You focus on your app's frontend and user experience. We handle the server.

Discuss Your Backend Needs → 💬 Chat on WhatsApp

4.9/5 from 47 clients • 12+ app backends built • Free consultation

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50,000+

Daily API requests handled

<150ms

Average API response time

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12+

App backends built

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99.9%

Uptime guaranteed

What's Included in a Mobile App Backend?

Every backend we build includes these core components

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User Authentication

Email/password, social login (Google, Facebook, Apple). JWT tokens for secure API access. Password reset flows. Account management endpoints.

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Database & Data Sync

User profiles, app data, settings. Proper indexing for fast queries. Offline sync support. Data validation and sanitization.

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Push Notifications

Firebase Cloud Messaging (FCM) for Android. APNs for iOS. Targeted notifications, scheduled messages, read receipts.

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File Uploads & Storage

User avatars, images, documents. Upload to cloud storage (AWS S3, DigitalOcean Spaces). Compression and optimizations.

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Real-Time Features

WebSockets or Firebase Realtime. Live chat, activity feeds, location tracking, collaborative features.

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Analytics & Logging

User activity tracking. Error logging. Performance monitoring. You'll know exactly what's happening.

Backend Technologies We Use

Choosing the right stack for your scale and budget

🏗️ Laravel (PHP)

Our primary choice for most backends. Eloquent ORM, built-in authentication, queues for notifications, task scheduling, API resources. Perfect for 90% of apps. Handles millions of requests with proper caching.

Laravel 11 MySQL/PostgreSQL Redis Horizon

⚡ Node.js + Express

Event-driven, non-blocking I/O. Great for real-time features, chat apps, live dashboards. Lower memory footprint. Good for apps with many concurrent connections.

Node.js Express Socket.io MongoDB

🔥 Firebase / Supabase

Serverless backend. Fast setup, auto-scaling. Great for MVPs and smaller apps. Less control but faster development. We can build on these and migrate later if needed.

Firebase Auth Firestore Cloud Functions

☁️ Cloud Infrastructure

We deploy on AWS, DigitalOcean, or Linode. Auto-scaling, load balancers, CDN, database replication. Your backend grows with your user base.

AWS EC2 DigitalOcean CloudFront RDS

Real Mobile App Backends We've Built

From job portals to social apps

📱 Workiley Job Portal Backend

Stack: Laravel + MySQL + Redis + FCM
Features: User auth (job seekers + employers), job posting API, application tracking, push notifications for new jobs, saved searches, admin dashboard.
Scale: 10,000+ app downloads, 50,000+ daily API requests. Average response: 120ms.
Client quote: "The backend has been rock solid for 18 months. Zero downtime."

Read full case study →

🛍️ E-Commerce App Backend

Stack: Laravel + Stripe + PostgreSQL
Features: Product catalog API, shopping cart, order management, payment processing, inventory tracking, order status push notifications.
Scale: 5,000+ monthly active users. Processes $50k+ in transactions monthly.
Result: Client launched iOS and Android apps using the same backend.

Request case study →

💬 Real-Time Chat App Backend

Stack: Node.js + Socket.io + MongoDB
Features: Real-time messaging, read receipts, typing indicators, file sharing, group chats, push notifications.
Scale: Handles 500+ concurrent users with 50ms latency. Message delivery guaranteed even with spotty connections.

See API development →

🏋️ Fitness Tracking App Backend

Stack: Laravel + MySQL + Redis + WebSockets
Features: User workouts, progress tracking, social feed, challenges, leaderboards, scheduled notifications.
Result: 3,000+ daily active users. Syncs workout data across devices instantly.

Learn more →

One backend, multiple frontends: Every API we build works with Android (Java/Kotlin), iOS (Swift), Flutter, React Native, and web apps. You're not locked into one platform.

How We Build Mobile App Backends

A process designed for mobile developers

1

Requirements

What data does your app need? What actions will users take? We map every endpoint before coding.

2

Database Design

Tables, relationships, indexes. We design for fast queries and future growth.

3

API Development

RESTful endpoints. Authentication. Rate limiting. Input validation. Error handling.

4

Push Notifications

FCM + APNs setup. Device token management. Targeted notification logic.

5

Documentation

Postman collection or Swagger/OpenAPI. Your mobile developer will love this.

6

Deployment

We deploy to your cloud account. Set up monitoring, backups, auto-scaling.

Why Choose Us for Mobile App Backend Development?

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We Understand Mobile

We've built Android and Flutter apps ourselves. We know what mobile developers need from an API — efficient payloads, offline support, minimal round trips, proper error codes.

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Built to Scale

Our backends handle growth. From 100 users to 100,000. We design database indexes, caching strategies, and load balancers from day one.

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Security First

JWT tokens, HTTPS enforced, SQL injection protection, rate limiting, DDoS mitigation, regular security updates. We take this seriously.

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Clear Documentation

Your mobile developer gets a complete API reference with examples. No guessing. No "it worked on my machine."

Mobile App Backend Pricing

Every app is different. Here are ballpark ranges.

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Firebase / Supabase Backend

$1,500 – $3,500

Best for MVPs and simple apps. Fast setup. No server management. 2-4 weeks. Scales to 50k users easily.

Get quote →

Custom API Backend

$4,000 – $10,000

Laravel or Node.js. Full control. User auth, database, push notifications, admin panel. 4-8 weeks. Handles millions of users.

Get quote →
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Complex / Real-Time Backend

$8,000 – $18,000+

Real-time features (chat, live location, gaming). WebSockets. High concurrency. 6-12 weeks.

Get quote →

💰 Ongoing costs: Server hosting ($50-300/month depending on traffic). Push notification send costs (Firebase is free up to huge volumes). We'll help you estimate before we start.

🔧 Monthly maintenance: $197/month includes security updates, monitoring, backups, and up to 2 hours of changes.

Frequently Asked Questions

Do I need a custom backend or can I use Firebase?

Firebase is great for getting started. But it gets expensive at scale ($0.06 per 100k reads adds up). Custom backends have higher upfront cost but lower ongoing costs past ~50k users. We'll help you decide based on your growth projections.

Can you work with my existing mobile developer?

Absolutely. We coordinate with your frontend developer, share Postman collections, and answer questions. Many of our clients have their own mobile devs but outsource the backend to us.

How long does backend development take?

Simple CRUD backend (user profiles, content feed): 3-4 weeks. Full-featured backend (auth, social features, notifications, payments): 6-10 weeks. Real-time apps: 8-12 weeks.

Do you also build the mobile app itself?

Yes! We offer mobile app development services for Android and Flutter. Many clients get both backend + app from us at a discounted bundle price.

What if my app goes viral? Will the backend handle it?

We design for scale from day one. Database indexes, caching, queue workers, load balancers. If you suddenly get 100x traffic, we help you scale up within hours, not days.

Do you provide API documentation?

Yes — complete OpenAPI/Swagger documentation or Postman collection. Your mobile developer will know exactly how to call every endpoint.

Ready to Build Your App's Backend?

Let's talk about your app idea. We'll recommend the right backend architecture, give you a fixed price, and show you similar projects we've built.

💬 Start WhatsApp Conversation →

📧 info@syntaxcrow.com | 📞 +91 9562515924

Also offering mobile app development, API development, and custom web development.

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