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$
USD
I will fix nodejs and express backend bugs and errors
Ashik I.
About this gig
Are you facing backend issues in your Node.js or Express application?
I help developers and agencies debug and fix backend problems quickly and cleanly.
I can fix 401, 403, and 500 server errors, API issues, login/authentication problems, route and middleware bugs, database connection errors (MongoDB/Mongoose), async/await issues, and unexpected server crashes.
I focus on finding the root cause not temporary patches so your backend runs smoothly and reliably.
Tech stack: Node.js, Express.js, REST APIs, MongoDB, Mongoose, JWT.
Why choose me:
- Clean debugging
- Fast delivery
- Clear communication
- Unlimited revisions until it works as expected
Before ordering, please share a short description of the issue, error messages/logs, and access to the relevant files or repository.
Lets get your backend fixed and stable.
Respect third-party rights
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Get to know Ashik I.
Ashik I.
Mern Stack Developer
- FromBangladesh
- Member sinceDec 2025
Languages
Bengali, English, French, German
Hi, I’m Ashik, a MERN Stack Developer & Problem Solver.
I specialize in building scalable web apps and fixing complex bugs using MongoDB, Express, React, and Node.js. Whether it's a broken API, JWT authentication issue, or a responsive frontend need, I’ve got you covered.
Why hire me?
Expert Debugger: Fast at fixing backend/frontend bugs.
Security Focused: Pro in JWT, OAuth & secure REST APIs.
Quality Code: I write clean, maintainable & optimized code.
I’m dedicated to delivering 100% satisfaction. Let’s discuss your project and fix those bugs today!
My Portfolio
FAQ
What kind of errors can you fix?
I can fix Node.js and Express API errors including 401, 403, 500 server errors, API not responding, route or middleware issues, JSON parsing errors, CORS problems, and database connection errors.
Do you need access to my code?
Yes! I’ll need access to your project files and any error messages so I can quickly identify and fix the problem.
Will my code be safe and secure?
Absolutely! I follow best practices to ensure your backend is secure and your data remains safe during debugging.
Can you help with future backend issues?
Yes! I’m available for ongoing support and debugging if you encounter more backend or API errors in the future.
