I will fix API integration issues and backend errors professionally

Prince S

India

I speak English

Expert in APIs, Databases, and Full Stack Web Development

Hi! I’m Prince — a dedicated Full Stack Developer who loves building powerful web apps and APIs. I work with Nodejs, Expressjs, MongoDB, and PostgreSQL to create secure, efficient, and user-friendly s...
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About this Gig

Are you facing API integration issues, backend errors, or server crashes in your application?

I will professionally debug, fix, and optimize your backend and API integrations so your system works smoothly, securely, and as expected.


If your frontend is not receiving correct data, APIs are failing, authentication is broken, or your backend is throwing errors, I will identify the root cause and fix it properly, not just apply temporary workarounds.


 What I Can Fix for You:

  • API request & response errors
  • Frontendbackend integration issues
  • REST API bugs and logic problems
  • Authentication & authorization issues
  • 400 / 401 / 403 / 500 server errors
  • Axios / Fetch API issues
  • Database query & connection problems
  • Missing validations and error handling
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fix API integration issues and backend errors professionally
fix API integration issues and backend errors professionally
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fix API integration issues and backend errors professionallyfix API integration issues and backend errors professionallyfix API integration issues and backend errors professionallyfix API integration issues and backend errors professionally

Device:

Desktop

•

Laptop

Operating system:

Windows

•

Linux

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