I will develop, integrate, and optimize rest or graphql apis for your app


About this gig
Your API is broken, slow, or missing entirely I fix that.
With 5+ years of backend engineering experience, I specialize
in building bulletproof REST APIs, seamless third-party
integrations, and webhook systems that just work.
I OFFER:
1. Custom REST & GraphQL API development
2. Third-party integrations (Stripe, OpenAI, Twilio, Google API)
3. Webhook setup & event-driven architecture
4. JWT & OAuth2 secure authentication
5. API documentation (Swagger & Postman)
6. Legacy API refactoring & performance optimization
7. Backend deployment (AWS, Heroku, Railway)
WHY TRUST ME?
5+ years building production-grade APIs
Delivered 50+ integrations across fintech, SaaS & e-commerce
Clean, documented, scalable code always
On-time delivery with clear communication
WHAT I'VE BUILT:
Payment systems using Stripe & PayPal
AI-powered apps integrated with OpenAI API
Real-time notification systems via Twilio & webhooks
E-commerce backends with Shopify & custom REST APIs
CURRENTLY WORKING ON:
AI agent APIs using OpenAI & LangChain
High-performance FastAPI microservices
Don't let a broken API cost you clients.
Message me now let's build something powerful.
Get to know vorin E
Tech Innovator
- FromUnited States
- Member sinceJan 2026
- Avg. response time1 hour
Languages
English

