I will fix your backend, database, or frontend errors fast

Bosnia and Herzegovina

I speak English, Serbian, Croatian

As a cofounder and developer, i build real profitable scalable software

As a full-time FULL STACK developer employed at ++i d.o.o. in Bosnia and Herzegovina and a cofounder of a local startup i am more then capable to tackle majority of tasks you can throw at me.

About this Gig

Are you struggling with errors in your backend, database, or frontend?

I will find the root cause of the problem and fix it quickly and professionally.

I specialize in debugging and repairing errors in Node.js, Express, FastAPI, React, PostgreSQL, MySQL, MongoDB, and more.

What I can fix for you:

Backend errors (Node.js, Express, FastAPI)
Database connection issues
API not responding
CRUD errors (create, read, update, delete)
CORS issues
React build/runtime errors
Deployment issues (Render, Railway, Vercel, Netlify)
Environment variables and config problems
Broken routes, controllers, or services
Data not saving or fetching correctly

My approach:

I inspect your logs, locate the root cause, fix the issue, and test everything thoroughly.

You always get a clean explanation of what was wrong and how it was fixed.

Why choose me:

Fast delivery
Clear communication
Full-stack experience
Clean and safe fixes
Support until the issue is resolved
If you have any questions, feel free to message me before ordering. I reply fast!