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English
$
USD
I will fix next js react bugs and debug ai generated or vibe coded apps
Fahim Nasir
Level 2
4.9
4.9
Gig Summary
About this gig
Next.js or React app broken, throwing errors, or failing to deploy?
Whether your application was built traditionally or generated with AI/vibe coding tools, I can debug the problem, fix the code and get your application working properly.
I'm a Senior Full-Stack Developer with 12+ years of experience building and debugging production web applications.
I can help you with:
- Next.js & React bugs hydration, components, state, routing and rendering issues
- AI-generated code Cursor, Lovable, Bolt, v0, Replit and other vibe-coded apps
- TypeScript & JavaScript errors
- Backend & APIs Node.js, REST APIs, webhooks and integrations
- Database & Auth Supabase, PostgreSQL, MongoDB, Firebase and authentication issues
- Deployment errors Vercel, Netlify, Docker and build failures
- Stripe & third-party API integrations
- Performance & code cleanup refactor messy AI-generated or existing code
- Feature development improve or extend your existing web application
I work with Next.js, React, TypeScript, JavaScript, Node.js, Supabase, PostgreSQL and modern AI development tools.
Please message me before ordering with the issue, error screenshot/logs and your tech stack so I can recommend the right package.
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 Fahim Nasir
Fahim Nasir
AI Automations, AI Agents, n8n ManyChat
Level 2
- FromPakistan
- Member sinceJul 2022
- Avg. response time1 hour
- Last delivery5 days
Languages
English, Urdu
I'm Fahim, Full Stack Software Architect & n8n AI Automation Engineer with over 11 years of experience in Software Industry.
With experience of building quality SaaS and business websites from mvp to profitable product,
I can deliver solutions that not only work but are scalable & high performing and top quality.
Choose me if you're looking for
-Full Stack Web Developement
-Custom AI Automations with n8n
-AI Chatbot for Lead Qualification
-Secure API Integrations
-Bug Fixes for Next.js React Apps
-Career Coaching and guidance.
Drop me a message and let's build something great together!
My Portfolio
FAQ
Do you fix AI-generated or vibe-coded applications?
Yes. I can debug applications created or modified using Cursor, Lovable, Bolt, v0, Replit, ChatGPT and other AI coding tools. I can fix errors, refactor problematic code and help make the application production-ready.
What Next.js and React issues can you fix?
I can troubleshoot build errors, hydration issues, routing, state management, TypeScript errors, API problems, authentication, database connections, responsive UI issues, deployment failures and other frontend/backend bugs.
Can you fix backend, database and API problems too?
Yes. I work with Node.js, APIs, webhooks, Supabase, PostgreSQL, MongoDB, Firebase and third-party integrations such as Stripe and AI/LLM APIs.
Can you add new features instead of only fixing bugs?
Yes. I can also extend existing Next.js and React applications with new features, APIs, database functionality, authentication and third-party integrations. Please message me for a custom quote.
Can you fix Vercel deployment and build errors?
Yes. I can investigate Next.js/TypeScript build failures, environment variables, dependency issues, configuration problems and other deployment errors.
Should I contact you before ordering?
Yes. Please send me the error details, screenshots/logs, tech stack and a short description of the expected behavior. I will review the scope and recommend the appropriate package.
Reviews
13 reviews for this Gig
| (12) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
S shtftv
Canada
He was exceptional
$50
Price
1 day
Duration
F 
Seller's Response
Helpful?L lightningjd777
United States
Fahim is a great developer and was very communicative and professional. I highly recommend him and his services. Thank you!
$100-$200
Price
6 days
Duration
F Seller's Response
Helpful?M 
mavictor
Germany
Great job Fahim, you resolve a bug issue that has stopped me in my project and this was annoying to say the least. I'm very happy I can work on my project and should run into another issue I know who to call. What I really like is the video explanation you shot to explain me in details where the error...
$50
Price
1 day
Duration
F Seller's Response
Helpful?M 
mic_check
France
Fahim is professional, quick to execute, and very efficient. I was delighted to work with him and highly recommend him for all your projects.
$50
Price
3 days
Duration
F Seller's Response
Helpful?V victorluo787
Australia
First time using him, though I gave him a small task. He is good
$50
Price
1 day
Duration
F Seller's Response
Helpful?
Reviews
13 reviews for this Gig
| (12) | ||
| (1) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
S shtftv
Canada
He was exceptional
$50
Price
1 day
Duration
F Seller's Response
Helpful?L lightningjd777
United States
Fahim is a great developer and was very communicative and professional. I highly recommend him and his services. Thank you!
$100-$200
Price
6 days
Duration
F Seller's Response
Helpful?M mavictor
Germany
Great job Fahim, you resolve a bug issue that has stopped me in my project and this was annoying to say the least. I'm very happy I can work on my project and should run into another issue I know who to call. What I really like is the video explanation you shot to explain me in details where the error...
$50
Price
1 day
Duration
F Seller's Response
Helpful?M mic_check
France
Fahim is professional, quick to execute, and very efficient. I was delighted to work with him and highly recommend him for all your projects.
$50
Price
3 days
Duration
F Seller's Response
Helpful?V victorluo787
Australia
First time using him, though I gave him a small task. He is good
$50
Price
1 day
Duration
F Seller's Response
Helpful?
