You will get Full Stack Web Applications with React, Next.js, FastAPI & PostgreSQL
Top Rated
Top Rated
Project details
Turn your idea into a production-ready web application with modern technologies, scalable architecture, and exceptional user experience designed for startups and growing businesses.
I develop end-to-end full stack applications using React, Next.js, FastAPI, Node.js, and PostgreSQL to build secure, scalable, and high-performance platforms from MVPs to enterprise SaaS products.
✅ Full Stack Web Application Development
✅ React and Next.js Frontend Development
✅ FastAPI and Node.js Backend Development
✅ PostgreSQL Database Design and Optimization
✅ Authentication and Role-Based Access Control
✅ REST API and Third-Party Integrations
✅ Admin Dashboards and Analytics Systems
✅ Payment Gateway Integration
✅ SaaS Platform Development
✅ Cloud Deployment and DevOps Setup
📈 Business Impact:
• Reduce development time by up to 50%
• Support 10,000+ active users
• Improve application performance by 3x–5x
• Achieve 99.9% uptime
• Handle millions of database records efficiently
• Launch MVPs in weeks instead of months
Whether you need a startup MVP, SaaS platform, marketplace, dashboard, or enterprise web application, I can deliver scalable solutions built for performance.
I develop end-to-end full stack applications using React, Next.js, FastAPI, Node.js, and PostgreSQL to build secure, scalable, and high-performance platforms from MVPs to enterprise SaaS products.
✅ Full Stack Web Application Development
✅ React and Next.js Frontend Development
✅ FastAPI and Node.js Backend Development
✅ PostgreSQL Database Design and Optimization
✅ Authentication and Role-Based Access Control
✅ REST API and Third-Party Integrations
✅ Admin Dashboards and Analytics Systems
✅ Payment Gateway Integration
✅ SaaS Platform Development
✅ Cloud Deployment and DevOps Setup
📈 Business Impact:
• Reduce development time by up to 50%
• Support 10,000+ active users
• Improve application performance by 3x–5x
• Achieve 99.9% uptime
• Handle millions of database records efficiently
• Launch MVPs in weeks instead of months
Whether you need a startup MVP, SaaS platform, marketplace, dashboard, or enterprise web application, I can deliver scalable solutions built for performance.
Programming Languages
JavaScript, Python, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$499
|
Standard
$1,499
|
Advanced
$2,999
|
|---|---|---|---|
| Delivery Time | 10 days | 18 days | 20 days |
Number of Revisions | 2 | 3 | 5 |
Number of Pages | 4 | 8 | 10 |
Design Customization | |||
Content Upload | |||
Responsive Design | - | ||
Source Code |
Frequently asked questions
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AL
Andrew L.
May 1, 2026
AI buildout and audit
Abdul is an amazing partner to me, I’ve been working with him for a while now and he is 100% dependable, communicative… he’s managing a full build of my app and absolutely crushing it.
He fixed my AI slop that was created, and made it a real software
Thank you for making my vibe coding work, Abdul you are a gift from the IT gods
He fixed my AI slop that was created, and made it a real software
Thank you for making my vibe coding work, Abdul you are a gift from the IT gods
VH
Vaibhav H.
Oct 25, 2025
Backend Developer - Python Expert
Had an amazing experience! He was on point with every aspect of it, would hire again.
AL
Andrew L.
Sep 26, 2025
30 minute consultation
hes the goat
AL
Andrew L.
Aug 4, 2025
React + langchain dev needed to finalize firebase-connected ai app
Abdul is very dedicated, good communicator - pleasant to work with but also knows his stuff extremely well. definitely work with abdul if you get the chance!
AL
Alex L.
May 31, 2025
AI and React Developer Needed for Vibe Coding Platform
Abdul is great, his English is very good compared to others I’ve worked with on this platform. His coding is great, the best part is that he is willing to learn!
About Abdul Hannan
Full Stack AI Developer | AI Agents | RAG | React | FastAPI
100%
Job Success
Lahore, Pakistan - 3:50 am local time
Over the last 5+ years, I've worked on 30+ AI and SaaS applications across healthcare, fitness, cybersecurity, education, fintech, marketplaces, and business automation.
My focus is simple: building AI systems that work reliably in production, scale with growing user demands, and solve real business problems.
From AI agents and RAG systems to complete SaaS platforms and enterprise integrations, I manage the entire product lifecycle from architecture and development to deployment and post-launch optimization.
I've delivered solutions used by thousands of users while maintaining a 100% Job Success Score, Top Rated status, and long-term client partnerships on Upwork.
━━━━━━━━━━━━━━━━━━━━
▸ 𝗪𝗛𝗔𝗧 𝗜 𝗕𝗨𝗜𝗟𝗗
━━━━━━━━━━━━━━━━━━━━
✔ Production-ready AI Applications
✔ AI Agents and Multi-Agent Systems
✔ RAG Systems with Vector Databases
✔ AI Chatbots, Copilots, and Virtual Assistants
✔ Conversational AI Applications
✔ AI Workflow Automation
✔ Enterprise Knowledge Base Assistants
✔ Document Intelligence Solutions
✔ AI-powered Search and Recommendation Engines
✔ Custom Dashboards, CRMs, and Admin Portals
✔ Multi-tenant SaaS Platforms
✔ API Development and Third-party Integrations
✔ Real-time Analytics and Monitoring Platforms
✔ Full-Stack Web Applications from Idea to Launch
✔ MVP Development for Startups and Founders
✔ Existing AI Product Optimization and Debugging
→ Whether you need a new AI product or want to improve an existing one, I can take ownership from concept to deployment.
━━━━━━━━━━━━━━━━━━━━
▸ 𝗖𝗢𝗥𝗘 𝗧𝗘𝗖𝗛 𝗦𝗧𝗔𝗖𝗞
━━━━━━━━━━━━━━━━━━━━
◆ Frontend
→ React.js
→ Next.js
→ TypeScript
→ JavaScript
→ Tailwind CSS
◆ Backend
→ Python
→ FastAPI
→ Django
→ Node.js
→ Express.js
→ REST APIs
→ GraphQL APIs
→ WebSockets
→ Microservices Architecture
◆ Artificial Intelligence
→ OpenAI API
→ Claude API
→ Gemini API
→ LangChain
→ LlamaIndex
→ AI Agents
→ Agentic AI
→ Multi-Agent Systems
→ RAG Pipelines
→ Vector Embeddings
→ Prompt Engineering
→ AI Automation
→ LLM Applications
→ Conversational AI
→ AI Chatbots
→ Function Calling
→ Tool Calling
→ Semantic Search
◆ Databases
→ PostgreSQL
→ Supabase
→ MongoDB
→ Firebase
→ Vector Databases
→ Redis
◆ DevOps & Deployment
→ Docker
→ AWS
→ Vercel
→ CI/CD Pipelines
→ GitHub Actions
→ Linux Servers
→ Nginx
━━━━━━━━━━━━━━━━━━━━
▸ 𝗜𝗡𝗗𝗨𝗦𝗧𝗥𝗜𝗘𝗦 𝗦𝗘𝗥𝗩𝗘𝗗
━━━━━━━━━━━━━━━━━━━━
✔ Healthcare AI Platforms
✔ Fitness and Wellness Applications
✔ Cybersecurity and Compliance Solutions
✔ Education and Learning Platforms
✔ FinTech and Payment Systems
✔ SaaS Products and Startups
✔ Business Intelligence Solutions
✔ Marketplaces and E-commerce Platforms
✔ Operations and Analytics Platforms
✔ Enterprise Automation Systems
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▸ 𝗪𝗛𝗬 𝗖𝗟𝗜𝗘𝗡𝗧𝗦 𝗖𝗛𝗢𝗢𝗦𝗘 𝗠𝗘
━━━━━━━━━━━━━━━━━━━━
◆ 30+ AI and SaaS applications successfully launched
◆ 12+ projects completed on Upwork with a 100% Job Success Score
◆ 700+ development hours delivered across AI and Full Stack projects
◆ Top Rated freelancer trusted by startups and growing businesses
◆ Products built across Healthcare, EdTech, FinTech, Cybersecurity, Fitness, and SaaS industries
◆ End-to-end ownership from architecture and development to deployment and scaling
◆ Experience building AI products used by thousands of end users
◆ Clean, scalable, and production-ready code designed for long-term growth
◆ Fast communication and proactive problem solving throughout the project lifecycle
◆ Long-term partnerships with clients beyond initial project delivery
━━━━━━━━━━━━━━━━━━━━
▸ 𝗥𝗘𝗖𝗘𝗡𝗧 𝗪𝗜𝗡𝗦
━━━━━━━━━━━━━━━━━━━━
✔ Built an AI business advisor platform for food and beverage companies.
✔ Developed an AI incident response and log analysis system for technical teams.
✔ Created an AI English learning platform serving international students.
✔ Delivered a cybersecurity risk assessment SaaS platform with multi-tenant architecture.
✔ Built a dual-portal fitness SaaS used by coaches and clients for training management.
✔ Developed a gaming marketplace with KYC verification and secure payment processing.
✔ Built AI-powered monitoring dashboards with real-time alerts and analytics.
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If you're building an AI startup, scaling an existing product, or struggling with AI features that work in demos but fail in production, I can help.
Send me your idea, product, or challenge and I'll help you choose the right technical approach before development even begins.
Let's build software that delivers results, not just demos.
➤ 𝗞𝗘𝗬𝗪𝗢𝗥𝗗𝗦
AI Development, Full Stack AI Developer, AI Engineer, Generative AI, Agentic AI, AI Agents, Multi-Agent Systems, OpenAI API, ChatGPT API, Claude API, Gemini API, LangChain Developer, LlamaIndex Developer, RAG Developer, Vector Database, Semantic Search, AI Automa
Steps for completing your project
After purchasing the project, send requirements so Abdul Hannan can start the project.
Delivery time starts when Abdul Hannan receives requirements from you.
Abdul Hannan works on your project following the steps below.
Revisions may occur after the delivery date.
Requirements Review
I will review your business idea, feature requirements, design references, user roles, database needs, and preferred technology stack.
Application Planning
I will plan the application structure, frontend pages, backend APIs, database schema, authentication flow, and development roadmap.