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API Integration - Complete Delivery Guide

Web Development Essential 2-6 Weeks

Overview​

API Integration connects different software systems, enabling data exchange and functionality sharing for seamless business operations.

Business Impact​

  • Automation: Eliminate manual data entry
  • Real-time Sync: Keep systems updated
  • Efficiency: Streamline workflows
  • Scalability: Connect unlimited systems

Pricing Guidelines​

Simple Integration: ₹30,000-₹80,000

  • Single API integration
  • Basic data sync
  • 2-3 weeks

Complex Integration: ₹1,00,000-₹5,00,000

  • Multiple APIs
  • Complex data mapping
  • Custom middleware
  • 4-8 weeks

Common Integrations​

Payment Gateways:

  • Razorpay, Paytm, PayU
  • Stripe, PayPal
  • ₹20,000-₹60,000

CRM Systems:

  • Salesforce, HubSpot
  • Zoho CRM
  • ₹40,000-₹1,50,000

Accounting Software:

  • QuickBooks, Tally
  • Zoho Books
  • ₹50,000-₹2,00,000

Shipping Partners:

  • Shiprocket, Delhivery
  • FedEx, DHL
  • ₹30,000-₹1,00,000

Execution Process​

Phase 1: Analysis​

  • Identify systems to integrate
  • API documentation review
  • Data mapping
  • Security requirements

Phase 2: Development​

  • API authentication setup
  • Data transformation logic
  • Error handling
  • Testing

Phase 3: Deployment​

  • Production deployment
  • Monitoring setup
  • Documentation
  • Training

Deliverables​

  • Working API integration
  • Technical documentation
  • Error handling
  • Monitoring dashboard
  • Support period

Last Updated: January 2026
Version: 1.0