Upwork home
Sign up
Project Catalog
DesignDesign
Video & AudioVideo & Audio
Development & ITDevelopment & IT
MarketingMarketing
Writing & TranslationWriting & Translation
MoreMore

You will get Custom Full Stack MERN or Next.js Web Application developer

Wasam A.Status: Offline
Wasam A. Wasam A.
5.0
Preview image

Let a pro handle the details

Buy Custom Website Programming services from Wasam, priced and ready to go.
Wasam A.Status: Offline
Wasam A. Wasam A.
5.0
Preview image

Let a pro handle the details

Buy Custom Website Programming services from Wasam, priced and ready to go.

Project details

Looking for a reliable Full Stack Developer to build scalable, secure, and high-performance websites and software?

I offer comprehensive, end-to-end full-stack development services utilizing React.js, Next.js, Node.js, PHP, Laravel, and MongoDB. My expertise ensures your custom web application is engineered with a clean architecture, a modern responsive UI, and robust backend systems designed for long-term growth.

šŸš€ Core Technologies & Expertise:

Frontend: React.js | Next.js | TypeScript | Tailwind CSS
Backend: Node.js | Express.js | PHP | Laravel
Databases: MongoDB | Firebase | Supabase
Integrations: Stripe API | RESTful APIs | Authentication (JWT/MFA)

Whether you need a dynamic web application, a secure SaaS platform, an e-commerce catalog, or enterprise booking software, I deliver tailored solutions to meet your business goals.

I focus heavily on delivering secure, maintainable, and high-quality code that drives real results and enhances user experience.

Contact me today to discuss your project requirements and get started on building your next high-performance application!
Programming Languages
HTML & CSS, JavaScript, TypeScript
Coding Expertise
Cross Browser & Device Compatibility, Performance Optimization, Security
What's included
Service Tiers Starter
$80
Standard
$450
Advanced
$1,500
Delivery Time 5 days 12 days 25 days
Number of Revisions
35Unlimited
Number of Pages
3510
Design Customization
Content Upload
Responsive Design
Source Code
5.0
2 reviews
100% Complete
(2)
1% Complete
(0)
1% Complete
(0)
1% Complete
(0)
1% Complete
(0)

DN

Daniel N.
5.00
May 20, 2026
Node.js & React.js Bugs, API Issues & Frontend Errors ā€“ Fast Delivery Delivered the project on time with excellent quality and communication throughout. Highly recommended!
ā­ļøā­ļøā­ļøā­ļøā­ļø

MZ

Muhammad Z.
5.00
May 11, 2026
Fix Next.js Form Bug (Wrong Data Sent to API + UI Not Updating) Strong communication skills and high-quality output. A pleasure to work with.
Wasam A.Status: Offline

About Wasam

Wasam A.Status: Offline
Full Stack + AI Agent Developer | MERN, Next.js | AI SaaS & Automation
100% Job Success
5.0 Ā (2 reviews)
Chishtian, PakistanĀ - 2:59 pm local time
I help š¬š­ššš«š­š®š©š¬ and š›š®š¬š¢š§šžš¬š¬šžš¬ build fast, scalable, and intelligent web applications using the šŒš„š‘š š¬š­šššœš¤ (šŒšØš§š šØšƒš, š„š±š©š«šžš¬š¬.š£š¬, š‘šžšššœš­.š£š¬, ššØššž.š£š¬) ššš§š ššžš±š­.š£š¬.

I focus on delivering clean, maintainable code, bridging the gap between powerful Large Language Models (LLMs) and real-world business workflows. Whether it's adding predictive features or deploying autonomous agent networks, I ensure your app is optimized for performance, security, and real users.

šŸ’» š–š”ššš­ šˆ šœššš§ š”šžš„š© š²šØš® š°š¢š­š”:
ā€¢ Full-stack web application development (šŒš„š‘š + ššžš±š­.š£š¬)
ā€¢ Autonomous š€šˆ š€š šžš§š­š¬ & workflow automation (n8n, LangChain, OpenAI/Gemini APIs)
ā€¢ AI-powered SaaS platforms, intelligence dashboards, and admin panels
ā€¢ Tool use & Function Calling (enabling AI to read/write to your databases and APIs)
ā€¢ REST/GraphQL API development and complex third-party integrations
ā€¢ Secure payment gateways (š’š­š«š¢š©šž multi-tier subscriptions and webhooks)
ā€¢ Authentication systems (š‰š–š“ / Multi-Factor Authentication / secure user flows)
ā€¢ Bug fixing, LLM token optimization, and scaling existing apps

āš™ļø š“šØšØš„š¬ & š–šØš«š¤šŸš„šØš°
ā€¢ Git / GitHub for version control
ā€¢ Vector databases & AI Orchestration tools
ā€¢ Deployment on Vercel, VPS, or cloud platforms (AWS, Google Cloud)
ā€¢ Clean code practices, event-driven structures, and modular architecture

šŸš€ š‡šØš° šˆ š°šØš«š¤:
ā€¢ Clear communication and regular updates
ā€¢ Clean, scalable, and well-structured code
ā€¢ Focus on long-term maintainability and business ROI, not quick hacks

Whether you need to build an AI-driven MVP, integrate smart automation into an existing application, or develop a complete web platform, I can help you deliver a reliable solution.

š‹šžš­ā€™š¬ šš¢š¬šœš®š¬š¬ š²šØš®š« š©š«šØš£šžšœš­.

Steps for completing your project

After purchasing the project, send requirements so Wasam can start the project.

Delivery time starts when Wasam receives requirements from you.

Wasam works on your project following the steps below.

Revisions may occur after the delivery date.

Discovery & Architecture Planning

Reviewing your project requirements, aligning on features, and designing the database schema and application architecture to ensure scalability.

Frontend & Backend Development

Building the responsive user interface using React/Next.js and developing the secure REST APIs, authentication systems, and database logic.

Review the work, release payment, and leave feedback to Wasam.