I will develop a rest API and integrate third party apis for your web application

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heievheg
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heievheg
Heiev Heg

About this gig

Need a reliable developer to build or integrate a secure REST API for your web application? You're in the right place.


I specialize in custom REST API development and third-party API integration to help businesses connect applications, automate workflows, and improve performance. Whether you need a new API, API integration, payment gateway integration, webhooks, or want to fix an existing API, I'll deliver a secure, scalable, and well-documented solution.


Services I offer:

  • Custom REST API development
  • Third-party API integration
  • Payment gateway integration
  • Webhook setup and automation
  • JWT & OAuth authentication
  • Database integration
  • API debugging and optimization
  • API documentation


I deliver clean, secure, and scalable code with thorough testing to ensure everything works flawlessly. Your satisfaction, clear communication, and on-time delivery are my priorities.


Please contact me before placing an order so we can discuss your requirements and choose the best package for your project.

Get to know Heiev Heg

Heiev Heg

Nodejs Backend Developer, REST API, GraphQL and API Integration Expert

  • FromUnited States
  • Member sinceJun 2026
  • Avg. response time1 hour
  • Languages

    Spanish
I am a dedicated Backend Developer specializing in Node.js, Express.js, REST APIs, GraphQL, and API integration. I build secure, scalable, and high-performance backend solutions tailored to your business needs. Whether you need custom API development, third-party API integration, backend bug fixes, database integration, or application optimization, I focus on delivering clean, maintainable code with clear communication and on-time delivery. My goal is to provide reliable backend solutions that help your web applications perform efficiently and scale with confidence.

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