Browse categories
Explore
Fiverr Pro
English
$
USD
I will fix cors api axios fetch backend connection error in react angular app
Nure Kowser
Level 1
About this gig
Fix CORS & API Connection Issues Fast
Is your frontend not connecting to backend? Getting CORS errors, failed API calls, or broken requests?
I will quickly debug and fix your API connection issues in React, Angular, Node.js, or Spring Boot applications.
What I Fix:
- CORS policy errors
- API fetch / Axios issues
- Backend connection failures
- REST API request/response bugs
- Cross-origin authentication issues
- Frontend backend integration problems
️Tech Stack:
React Angular Node.js Spring Boot Express Firebase REST APIs
Why me:
- 10+ years experience (ex-Samsung engineer)
- Fast debugging mindset
- Clean, production-ready fixes
- Clear communication
Delivery:
Fast fixes within hours depending on issue complexity
Get to know Nure Kowser
Nure Kowser
Full Stack Developer Angular Spring Boot
Level 1
- FromBangladesh
- Member sinceApr 2021
- Avg. response time1 hour
- Last delivery1 day
Languages
Bengali, English
🚀 Full-Stack Developer | Angular • React • Spring Boot • Node.js • Firebase
I fix, debug, and deploy production-ready web applications. Ex-Samsung engineer with 10+ years experience.
✅ Deployment: Vercel, Railway, Render, Netlify, AWS
✅ Authentication: Firebase, Google Login, OAuth, JWT, sessions
✅ Backend/API: Spring Boot, Node.js, REST APIs, bug fixing
✅ Database: MongoDB, Supabase, PostgreSQL, MySQL
I fix broken apps, deployment failures, auth issues, and optimize performance.
Fast delivery • Clean code • Production-ready results
Contact me before ordering to discuss your project.
My Portfolio
Other Software Development Services I Offer
FAQ
Can you fix production issues?
Yes, I can debug both local and live production APIs.
Do you support all frameworks?
Yes, React, Angular, Node.js, Spring Boot, Firebase etc.
