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I will fix your react, node js, API, and mongodb bugs fast

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sanjay_mg
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sanjay_mg
Sanjay G
fix your react, node js, API, and mongodb bugs fast
fix your react, node js, API, and mongodb bugs fast
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fix your react, node js, API, and mongodb bugs fastfix your react, node js, API, and mongodb bugs fastfix your react, node js, API, and mongodb bugs fastfix your react, node js, API, and mongodb bugs fastfix your react, node js, API, and mongodb bugs fast

About this gig

Do you have an error in your React, Node.js, API, or MongoDB code and need it fixed fast?


I will fix any bug or issue including:

React component not rendering

White screen / blank page problem

JavaScript errors or warnings

Node.js backend errors

API not fetching data / Axios errors

MongoDB connection or schema issues

Express routing issues

CORS errors

Socket.io real-time issues

Vite / build errors


Why choose me?

Fast delivery (same day)

Clean and optimized bug fix

Clear communication

Unlimited revisions

100% satisfaction


Technologies I work with:

React.js JavaScript Node.js Express MongoDB API Integration Socket.io Vite


Send me a message before ordering so I can check your issue quickly.


  • Programming language

    • JavaScript

  • Expertise

    • Debugging
    • Performance
    • Databases

  • Frontend framework

    • React.js
    • Bootstrap

  • Backend framework

    • Express.js
    • Node.js

Get to know Sanjay G

Sanjay G
  • FromIndia
  • Member sinceNov 2025

  • Languages

    English
Hi, I’m Sanjay — a Full Stack Developer specializing in React, JavaScript, HTML/CSS, Node js, Express, and MongoDB. I help clients fix issues fast and deliver clean, reliable code. Whether it’s a frontend bug, UI alignment issue, API error, React component problem, or backend logic fix, I can solve it quickly and professionally. What I’m good at: HTML/CSS fixes JavaScript & React bug fixing Responsive design issues API integration & backend fixes (Node js / Express) UI improvements & component optimization Database fixes (MongoDB)

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