I will fix node js express API bugs in 24 hours

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abhiishekshrma
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abhiishekshrma
Abhishek Sharma

About this gig

Is your Node.js or Express API broken, crashing, or returning unexpected errors?

I will debug and fix your Node.js backend with a clean, reliable solution instead of a temporary patch.

WHAT I CAN FIX

  • API crashes, 500 errors, 404 errors, and CORS issues
  • MongoDB and PostgreSQL connection or query problems
  • JWT authentication, login, signup, and token expiration issues
  • Broken REST API endpoints and request validation
  • Middleware, routing, and backend logic bugs

WHAT YOU WILL GET

  • Fixed source code with a clear explanation of the root cause
  • API testing using Postman
  • Screenshot proof of testing when applicable
  • Clean and maintainable code
  • 3 days of free support after delivery

TECHNOLOGIES

Node.js, Express.js, MongoDB, Mongoose, PostgreSQL, Prisma, Sequelize, JWT, and REST APIs.

IMPORTANT

Please message me before ordering with your repository link or source code, error logs, and a short description of the issue. I will confirm the scope, price, and delivery time before starting.

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Get to know Abhishek Sharma

Abhishek Sharma

Full Stack Developer

  • FromIndia
  • Member sinceDec 2025
  • Avg. response time1 hour
  • Languages

    Punjabi, Hindi, English
I'm a Full-Stack Developer with 4+ years of experience specializing in MERN Stack, NestJS, Next.js, and Shopify development. I build fast, scalable, and secure web applications, custom dashboards, REST APIs, and eCommerce stores. My expertise includes backend development, database design, API integration, performance optimization, and responsive UI development. I focus on clean code, quality solutions, and clear communication to help businesses turn their ideas into successful digital products.

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