Service

API Development & Integration

Custom API development and seamless third-party API integrations.

I develop custom APIs and integrate third-party services into your existing applications — including payment gateways, CRMs, email services, and social logins. Whether you need a new API built from scratch or an existing system connected to external tools, I ensure secure, well-documented, and reliable integrations.

Tech Stack

Node.jsExpress.jsREST APIsGraphQLStripeFirebaseOAuth/JWT

What's Included

  • ✓Custom REST/GraphQL API development
  • ✓Payment gateway integration (Stripe, PayPal)
  • ✓CRM & third-party tool integrations
  • ✓Webhook setup & automation
  • ✓API documentation (Swagger/Postman)
  • ✓Authentication & security implementation