▹ Web
Seamless API integration & development.
Connect your apps to payment gateways, third-party services, and business tools with secure, scalable integrations.
What’s included
Payment gateways
Razorpay, Stripe, PayPal and more, done right.
Custom APIs
Well-documented APIs other systems can rely on.
Third-party
Wire in the services your product depends on.
Why Knight21
RESTful & GraphQL APIs
Payment gateway integration
Third-party service connections
Custom API development
Secure & scalable
How it works
01
Requirements analysis
02
API selection & planning
03
Integration development
04
Testing & debugging
05
Documentation & support
Selected work
01
Payments — Razorpay, Stripe, PayPal
02
Shipping — delivery tracking
03
Social — multi-platform posting
Pricing
₹15,000
Per-integration pricing — get a quick quote.
- Planning
- Integration build
- Testing
- Documentation