j
johncmdev

John

@johncmdev

React, Nextjs and Supabase Bug Fixes, AI Assisted Web App Support

Canada
English
About me
I fix broken React, Next.js and Supabase apps. Usually it's one specific thing. A build that dies on Vercel but runs fine locally. A Supabase login that dumps the user on a blank page. A form that swallows submissions without a word. I've shipped two products on this stack. Baan Desk answers guesthouse messages on LINE in three languages. Prep-less writes lesson plans for ESL tutors. Both are live, go and look. Send me the error and how you reproduce it. I'll tell you straight whether I can fix it before you order anything.... Read more

Skills

j
johncmdev
John
Offline • 
Average response time: 1 hour

See my services

Custom Websites
I will fix your react nextjs and supabase bugs build errors and deployment issues
From$80 / projectMore details

Work experience

Freelance_Web Designer

Independent Developer

Freelance Web Designer • Freelance

Jan 2026 - Present • 7 mos

I build and fix web apps on Next.js, Supabase and Vercel. Shipped Baan Desk, an AI receptionist that handles guest messages in three languages, and Prep-less, a subscription tool that writes lesson plans for ESL tutors. Now taking fixed-price bug fixes and small features.