Service #04In Demand

API Development & Integration

Secure RESTful & GraphQL web APIs with OAuth authentication

APIs connect services together and power modern frontends. I develop robust, RESTful and GraphQL APIs with comprehensive Swagger/Postman documentation, JWT/OAuth2 authentication, rate limiting, and third-party payment gateway integrations like Stripe and PayPal.

Technologies:Node.jsExpressREST APIGraphQLJWTStripePostman
Scope of Work

Key Deliverables & Technical Capabilities

What you can expect when partnering on this service.

RESTful & GraphQL microservice API architecture

JWT token & OAuth2 authorization flows

Stripe, PayPal, and payment gateway integration

Rate limiting, CORS, & API security headers

Interactive Swagger / OpenAPI documentation

Webhook listeners for automated asynchronous workflows

Why Choose This Service

Business & Technical Benefits

Real value and tangible outcomes delivered for your project.

Developer Friendly

Well-documented endpoints making frontend and mobile app integration effortless.

Tight Security

Encrypted payloads and token authentication keeping unauthorized access out.

Third-Party Ready

Pre-built connectors for payment processors, CRMs, and email service providers.

Real-time Ready

WebSocket and webhook support for instant two-way data sync.

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