I will fix nodejs expressjs mongodb bugs and rest API errors

S
syed_muhtasham
S
syed_muhtasham
SYED

About this gig

Is your Node.js application throwing errors?

Whether you're dealing with API failures, Express.js issues, MongoDB errors, authentication problems, or unexpected backend bugs, I'll help you identify the root cause and fix it efficiently.

I specialize in debugging and resolving backend issues in Node.js, Express.js, and MongoDB applications using clean coding practices and industry standards.

I can fix:

Node.js bugs

Express.js errors

REST API issues

MongoDB database problems

Authentication (JWT)

Login & Registration bugs

CRUD issues

Validation problems

API response errors

Server crashes

Performance bottlenecks

Deployment issues

Why choose me?

Fast response

Clean code

Root cause analysis

Secure fixes

Well-documented solutions

Professional communication

If you're unsure what's causing the issue, send me a message before placing an order. I'll review the problem and recommend the best solution.

Respect third-party rights

Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.

Get to know SYED

SYED

Full Stack Developer React Nodejs REST APIs Bug Fixing

  • FromPakistan
  • Member sinceAug 2019
  • Avg. response time1 hour
  • Languages

    English
Looking for a reliable Full Stack Developer to build or improve your web application? You're in the right place. I specialize in web development, backend development, API integration, automation, and application security. I focus on delivering clean, efficient, and scalable solutions tailored to each client's needs. Whether you need a custom web application, bug fixes, performance optimization, security improvements, or API development, I'm committed to providing professional results with clear communication and on-time delivery.

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