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Fiverr Pro
English
$
USD
I will fix react nextjs bugs errors and deployment issues
Mercy
About this gig
HELLO AMAZING BUYER,
Is your React or Next.js website showing errors, broken pages, API issues, or deployment problems?
I will professionally debug and fix your React, Next.js, JavaScript, TypeScript, API, and frontend issues.
I can help with:
- React & Next.js bugs
- JavaScript & TypeScript errors
- API integration errors
- Broken pages and components
- Frontend/UI issues
- Responsive problems
- Next.js build errors
- Vercel deployment issues
- Console errors
- Performance problems
- Authentication and routing issues
Whether your web app is crashing, failing to build, showing unexpected errors, or behaving incorrectly, I will identify the root cause and implement a reliable fix.
I work with modern web technologies including React, Next.js, JavaScript, TypeScript, Node.js, APIs, databases and Vercel.
Send me your error message, screenshot, GitHub repository, or project details before ordering so I can review the issue . CONTACT ME NOW!!!
Get to know Mercy
Mercy
Full Stack Developer AI Apps, Agents, Evals and Integration
- FromUnited Kingdom
- Member sinceAug 2026
- Avg. response time1 hour
Languages
English, Spanish, French, German
I’m a Full Stack Developer specializing in building modern web apps, AI powered products, SaaS platforms, automations, and custom business solutions. I work with Next.js, React, Node.js, TypeScript, Supabase, Firebase, PostgreSQL, APIs, Replit, Cursor, Claude Code, Lovable, Bolt, and AI development tools. From idea and MVP to scalable production apps, I build clean, responsive, secure solutions with reliable backend systems and seamless integrations. Let’s turn your idea into a powerful digital product.
Other Software Development Services I Offer
FAQ
Can you fix React and Next.js errors?
Yes. I can diagnose and fix many React, Next.js, JavaScript, and TypeScript errors, including frontend, routing, component, and build issues.
Can you fix Next.js Vercel deployment errors?
Yes. I can troubleshoot common Next.js build, environment variable, configuration, and Vercel deployment issues.
Can you fix API integration errors?
Yes. I can troubleshoot API requests, authentication, response handling, CORS-related issues, and frontend/API integration problems.
Can you fix an existing web application?
Yes. You can send your existing project, GitHub repository, or relevant files and explain the problem. I will diagnose the issue and work on the required fix.
Can you fix multiple bugs?
Yes. The Standard and Premium packages include multiple issues. For larger or complex applications, message me first so I can provide a custom offer.
