You will get API Integration Expert | Connect Any API to Your App or Website
Project details
You will get a clean, reliable, and fully tested API integration tailored to your system. Whether you need REST APIs, third-party services, CRM sync, webhooks, or authentication fixes, I ensure everything works smoothly and securely.
With strong experience in React, Node.js, .NET, and Python ecosystems, I specialize in connecting apps with external services, fixing broken endpoints, resolving auth errors, and optimizing data flow. My integrations are stable, well-documented, and built for long-term scalability.
You’ll receive clear communication, clean code, and a complete working integration—delivered with testing, error handling, and ongoing support until everything performs exactly as expected.
The work I deliver is secure, optimized, and aligned with modern API standards.
With strong experience in React, Node.js, .NET, and Python ecosystems, I specialize in connecting apps with external services, fixing broken endpoints, resolving auth errors, and optimizing data flow. My integrations are stable, well-documented, and built for long-term scalability.
You’ll receive clear communication, clean code, and a complete working integration—delivered with testing, error handling, and ongoing support until everything performs exactly as expected.
The work I deliver is secure, optimized, and aligned with modern API standards.
Programming Languages
JavaScript, Python, C#Coding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$50
|
Standard
$120
|
Advanced
$250
|
|---|---|---|---|
| Delivery Time | 2 days | 4 days | 7 days |
Number of Revisions | 1 | 2 | 4 |
Number of Pages | 0 | 0 | 0 |
Design Customization | - | - | - |
Content Upload | - | - | - |
Responsive Design | - | - | - |
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$30 - $120Frequently asked questions
4 reviews
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This project doesn't have any reviews.
AS
Azeem S.
Jun 30, 2026
React JS API Connection Error Fix
Abdul Rehman was hired for a small bug-fixing task. He completed the assigned work as expected and communicated well throughout the process. Based on this limited engagement, I had a positive experience working with him.
FO
Frances O.
Jan 2, 2026
Admin Backend Encoding Bug Fix and Job Posting System Restoration
Great experience working with Abdul. He was calm and understood the assignment. Will definitely employ his services again.
AI
Abdullah I.
Dec 11, 2025
I need to fix my next js website
Not competent enough chat gpt help me better do it
AS
Azeem S.
Nov 29, 2025
Next.js and Python Developer for Agno AI Framework
⭐️⭐️⭐️⭐️⭐️ Great AI Developer
Abdul Rehman did an excellent job developing an AI agent for my project. He delivered high-quality work, communicated clearly, and solved challenges quickly. I’m very satisfied and would definitely work with him again.
Abdul Rehman did an excellent job developing an AI agent for my project. He delivered high-quality work, communicated clearly, and solved challenges quickly. I’m very satisfied and would definitely work with him again.
About Abdul
Full Stack Developer | .NET APIs, React, Integrations & Backend Fixes
40%
Job Success
Hafizabad, Pakistan - 4:42 pm local time
I'm a Full Stack Developer with professional experience at PayActiv and Midchain Technologies, where I worked on web applications, backend services, API integrations, databases, and production systems.
I help clients diagnose and resolve technical issues quickly, whether it's a failing endpoint, JWT authentication problem, third-party API integration, database issue, or deployment challenge.
What I can help with:
• API fixes (CORS, JWT, routing, 500 errors, authentication issues)
• REST API development and integrations
• React / Next.js bug fixes and enhancements
• .NET Core and Node.js backend debugging
• PostgreSQL and SQL Server troubleshooting
• Deployments on Vercel, Render, and Azure
• Python-based automation and workflow integrations
Why clients work with me:
✔ Professional software engineering experience
✔ Clear communication and fast response times
✔ Clean, maintainable solutions
✔ Focus on solving problems efficiently
If your application isn't working as expected, let's identify the issue and get it resolved.
Steps for completing your project
After purchasing the project, send requirements so Abdul can start the project.
Delivery time starts when Abdul receives requirements from you.
Abdul works on your project following the steps below.
Revisions may occur after the delivery date.
API Requirements & Review
I will review the API documentation, access details, and your system requirements to ensure full clarity before starting integration.
Integration Setup
I will connect your system to the required API, set up endpoints, handle authentication, and ensure stable data exchange.