I will fix react nextjs nodejs supabase web app bugs database and deployment

R
rowlandhaland
R
rowlandhaland
Rowlandhaland
fix react nextjs nodejs supabase web app bugs database and deployment
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fix react nextjs nodejs supabase web app bugs database and deployment

About this gig

Is your React, Next.js, or Node.js web app experiencing Supabase database, authentication, API, or deployment errors?


I will professionally troubleshoot, debug, and fix Supabase-related issues in your web application.


I can resolve database errors, authentication problems, Row Level Security (RLS) issues, API connection failures, queries, permissions, user sessions, and deployment-related problems.


What I can fix:


  •  Supabase database and SQL errors
  •  Authentication, login and signup issues
  •  RLS policies and permission problems
  •  Supabase API and frontend integration
  •  React / Next.js / Node.js errors
  •  Database queries and relationship issues
  •  Environment variable and configuration errors
  • Vercel and other deployment problems
  • Build and production errors


Why choose me?


  •  Proper debugging and root-cause analysis
  •  Clean and reliable fixes
  •  Secure database and authentication practices
  •  Clear communication and progress updates
  •  Testing after fixing the issue


Send me your error, project details, or existing code, and Ill help identify the problem and get your application working correctly.

  • Programming language

    • JavaScript

  • Expertise

    • Debugging
    • Performance
    • Security
    • Databases
    • Testing procedures

  • Frontend framework

    • Next.js
    • React.js

  • Backend framework

    • Node.js

Get to know Rowlandhaland

Rowlandhaland

AI Website Developer and Vibe Coder

  • FromUnited Kingdom
  • Member sinceApr 2026
  • Avg. response time12 hours

  • Languages

    English
I'm a professional website developer specializing in building modern, high-performing websites using AI-powered tools and modern frameworks. I create clean, responsive, and user-friendly web applications tailored to business needs. From idea to deployment, I focus on delivering fast, scalable, and functional websites with strong UI/UX and smooth performance. I also use AI tools to speed up development, improve efficiency, and deliver reliable solutions that help businesses grow online.

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