You will get fix bugs in your React or Next.js application
Rising Talent
Rising Talent
Project details
Is your React or Next.js app broken, showing errors,
or not working as expected? I will diagnose and fix
your bugs fast and professionally.
With 5+ years of experience in full stack development,
I have worked on complex applications including LMS
platforms, POS systems, and booking apps — all built
with React, Next.js, TypeScript, and Supabase.
What makes me different:
✅ I read and understand your code before touching it
✅ I fix the root cause, not just the symptoms
✅ I provide a clear report of all changes made
✅ Fast delivery with clean, maintainable code
✅ Experience with React, Next.js, TypeScript,
Supabase, Node.js, and REST APIs
You will receive fixed, tested, and working code —
ready for production.
or not working as expected? I will diagnose and fix
your bugs fast and professionally.
With 5+ years of experience in full stack development,
I have worked on complex applications including LMS
platforms, POS systems, and booking apps — all built
with React, Next.js, TypeScript, and Supabase.
What makes me different:
✅ I read and understand your code before touching it
✅ I fix the root cause, not just the symptoms
✅ I provide a clear report of all changes made
✅ Fast delivery with clean, maintainable code
✅ Experience with React, Next.js, TypeScript,
Supabase, Node.js, and REST APIs
You will receive fixed, tested, and working code —
ready for production.
Programming Languages
HTML & CSS, JavaScript, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$5
|
Standard
$15
|
Advanced
$30
|
|---|---|---|---|
| Delivery Time | 1 day | 2 days | 4 days |
Number of Revisions | 1 | 2 | 3 |
Number of Pages | 1 | 3 | 5 |
Design Customization | - | ||
Content Upload | - | - | |
Responsive Design | |||
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$15 - $20
Detailed Bug Report
(+ 1 Day)
+$10Frequently asked questions
About Eltahir
Backend Developer | Node.js & Express | 14+ Years Engineering
Doha, Qatar - 6:09 am local time
I'm Eltahir — a Full Stack Developer with 14+ years of engineering background in IT support and corporate infrastructure. This combination means I build backends that handle real-world traffic, security, and scale — not just demos.
▸ WHAT I BUILD:
- REST APIs with Node.js, Express, and NestJS
- Secure authentication with JWT and role-based access
- Database design with MySQL, PostgreSQL, and MongoDB
- Docker containerization and cloud deployment
- Clean code with proper documentation
▸ RECENT PROJECTS:
- Learning Management System (LMS) with multi-role access, attendance tracking, and Arabic-first UI
- Point of Sale (POS) system with real-time inventory and reporting
- Sports Court Booking App with JWT authentication and clean architecture
▸ WHY CLIENTS WORK WITH ME:
- Engineering mindset — discipline, precision, and reliability
- Production-grade code that's tested and maintainable
- Clear communication in English and Arabic
- Available in your timezone for daily updates
▸ ALSO COMFORTABLE WITH:
- Frontend: React.js, Next.js, Tailwind CSS, TypeScript
- AI Integration: OpenAI API, ChatGPT integration
Whether you need to build a backend from scratch, fix bugs in an existing system, or integrate AI features into your application — I bring 14+ years of professional experience to every project.
Let's discuss your project. I respond quickly during business hours.
Steps for completing your project
After purchasing the project, send requirements so Eltahir can start the project.
Delivery time starts when Eltahir receives requirements from you.
Eltahir works on your project following the steps below.
Revisions may occur after the delivery date.
Code Review
I will review your codebase and identify all bugs and root causes before touching any code
Bug Diagnosis
I will document all issues found with their exact location and proposed fix for your approval