Backend & API Development

1. Custom REST API Development

Build robust, scalable, and well-documented APIs for web and mobile applications.

Technologies & Frameworks:

✔ PHP/Laravel
✔ Node.js
✔ Database Integration (MySQL, PostgreSQL, MongoDB)

Features:

🔹 JWT/OAuth2 Authentication (Secure user access)
🔹 Rate Limiting & Throttling (Prevent API abuse)
🔹 Swagger/OpenAPI Documentation (Easy integration for clients)
🔹 Webhook Support (Event-driven responses)


2. Real-Time APIs with WebSocket/Socket.io

Enable live data synchronization for dynamic applications.

Use Cases:

💬 Live Chat Systems (Customer support, messaging apps)
📢 Real-Time Notifications (Alerts, updates)
📊 Live Tracking (GPS, order status, dashboards)
🎮 Multiplayer Gaming (Synchronized gameplay)

Tech Stack:

✔ Socket.io (Node.js)
✔ Laravel Echo + Pusher (For PHP-based real-time apps)
✔ Firebase Realtime Database (Alternative for mobile apps)


3. Third-Party API Integrations

Seamlessly connect your app with external services.

Popular Integrations:

💰 Payment Gateways

  • Stripe, Razorpay, Paytm, PhonePe, PayPal, Instamojo

📜 Government & Compliance APIs

  • Aadhaar eKYC, PAN Verification, eSign (DSC), KRA (KYC)

📧 Communication APIs

  • SMS (Twilio, MSG91), Email (SendGrid, Mailchimp)

📦 Shipping & Logistics

  • FedEx, Shiprocket, UPS API

🔐 Social Logins

  • Google, Facebook, Apple, LinkedIn OAuth

4. Microservices Architecture

Break monolithic apps into scalable, independent services.

Benefits:

🚀 Improved Scalability (Scale only what’s needed)
🔧 Easier Maintenance (Update services independently)
💡 Fault Isolation (One service failure doesn’t crash the system)


Why Choose Me?

✔ 10+ Years in API and backend development
✔ Optimized for Performance (Caching, load balancing)
✔ Security-First Approach (SQL injection prevention, rate limiting)
✔ End-to-End Support (Development → Deployment → Monitoring)

📩 Get in Touch: info@amit-chauhan.com