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You will get Full Stack Developer | Python Developer | OpenAI Developer | SaaS Developer

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

Let a pro handle the details

Buy Web Application Programming services from Nad, priced and ready to go.
Nad A.Status: Offline
Nad A. Nad A.
5.0
Preview image

Let a pro handle the details

Buy Web Application Programming services from Nad, priced and ready to go.

Project details

Turn your idea into a modern, scalable AI-powered SaaS application with an experienced Full Stack, Python, and OpenAI Developer.

I develop high-performance web applications that combine powerful Python backends, intuitive user interfaces, and advanced AI capabilities. Whether you're launching a startup, automating business operations, or building a SaaS platform, I create secure, scalable, and production-ready solutions tailored to your needs.

This service includes:
Full Stack web application development
Python backend development
OpenAI & LLM integration
Custom REST API development
Database architecture & optimization
Authentication & user management
Admin dashboards
SaaS subscription & payment integration
Third-party API integration
Testing, deployment & optimization
Why Choose This Service?
Scalable and maintainable architecture
Clean, secure, and well-documented code
AI-first development approach
End-to-end SaaS development expertise
Production-ready solutions built for growth

Whether you need an MVP, an internal business platform, or a fully featured AI SaaS product, I'll help you build a reliable, future-ready application that delivers real business value.
Programming Languages
JavaScript, Python, TypeScript
Coding Expertise
Cross Browser & Device Compatibility, Performance Optimization, Design

What's included $2,500

These options are included with the project scope.

$2,500
  • Delivery Time 20 days
  • Number of Revisions 5
  • Number of Pages 21
    • Design Customization
    • Content Upload
    • Responsive Design
    • Source Code

Frequently asked questions

5.0
2 reviews
100% Complete
(2)
1% Complete
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1% Complete
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MH

Matthew H.
5.00
Aug 22, 2026
Full-Stack AI Engineer React, Next.js, Node.js, Python, SaaS, LLM App Nice work and fast delivery! Highly recommended for his work and design skills. He also designed the layout, and the final result was excellent.

TA

Tahira A.
5.00
Aug 6, 2026
Senior Full-Stack Developer RAG, AI, React, Next.js, Node.js, OpenAI He did an exceptional job and delivered the project very quickly. The chatbot was accurate and met all of my requirements. Communication was excellent throughout the project, and the quality of work exceeded my expectations. I highly recommend working with him and will definitely hire him again for future projects.
Nad A.Status: Offline

About Nad

Nad A.Status: Offline
Full Stack Developer | React Node.js, Next.js, RAG AI/LLM, NLP, Python
100% Job Success
5.0  (2 reviews)
Elgin, United States - 8:26 am local time
I build production-grade SaaS platforms, AI systems, AI agents, and full-stack web applications from architecture to deployment. With 7+ years of experience and 57+ delivered projects, I've worked as a Full Stack Developer, AI Engineer, and SaaS Developer for startups and growing businesses that need software built to scale, not just to demo.

Why should you hire me as your Full Stack Developer & AI Engineer?

🏆 7+ years of experience building web applications, SaaS platforms, and scalable backend systems with React, Next.js, Node.js, and Python

✅ 25+ AI systems delivered, including RAG pipelines, LLM-powered applications, AI chatbots, AI agents, and AI voice agents using Retell AI, Voiceflow, LlamaIndex, Pinecone, and OpenAI

✅ Full Stack Developer experienced in building SaaS dashboards, CRMs, admin panels, customer portals, and multi-tenant platforms with NestJS, Node.js, Express, React, and Next.js

✅ AI Engineer specializing in RAG and NLP systems, vector search, semantic retrieval, AI automation, and voice/text agents using ElevenLabs, AssemblyAI, OpenAI, and Claude APIs

✅ AI Voice Agent development for lead qualification, customer support, appointment scheduling, inbound/outbound calls, and business workflow automation

✅ Backend Developer experienced in building secure, scalable RESTful APIs, GraphQL APIs, database architectures, authentication systems, third-party integrations, and business logic

✅ End-to-end ownership: system architecture, database design, API integration, AI integration, frontend development, backend development, cloud deployment (AWS/GCP), and post-launch support

My stack:

✔️ Frontend React, Next.js, React Native, Vue.js, Angular, Flutter, HTML, HTML5, CSS, CSS3, Bootstrap, Tailwind CSS, jQuery, Responsive Design, Web Design, Web Application Development

✔️ Backend Node.js, Express.js, NestJS, Python, Django, FastAPI, PHP, Laravel, CodeIgniter, RESTful APIs, GraphQL, API Integration, Software Architecture & Design

✔️ Database PostgreSQL, MySQL, MongoDB, SQL, Redis, Supabase, Firebase, Database Architecture

✔️ AI/LLM OpenAI (GPT), ChatGPT, Claude, Gemini, LangChain, LangGraph, Vercel AI SDK, MCP, CrewAI, LlamaIndex, Pinecone, Retell AI, Voiceflow, ElevenLabs, AssemblyAI, Artificial Intelligence, Machine Learning, NLP, Neural Networks, Computer Vision, Data Science, Bot Development, AI Chatbots, AI Agents, AI Automation

✔️ AI-Assisted Dev Cursor, Claude Code, Lovable, Bolt.new, v0.dev, Replit Agent, GitHub Copilot

✔️ Automation & Integrations Make, n8n, Zapier, HubSpot, Salesforce, Airtable, Slack, Twilio, WhatsApp Business API, Webhooks

✔️ Infrastructure AWS, GCP, Azure, Docker, Kubernetes, CI/CD, GitHub Actions, Serverless Architecture

✔️ Security & Compliance OAuth, JWT, IAM, RBAC, HIPAA, HL7, FHIR

If you're looking for a Full Stack Developer, AI Engineer, Backend Developer, SaaS Developer, or AI Agent Developer who can take your product from concept to a stable, scalable production system, let's talk about what you're building.

React Developer, React Native, React js, React Native Developer, React Node, React Redux, React Js Developer, React Native expert, React angular, React Front end, Full Stack Developer, Full Stack Web Developer, Full Stack Wordpress Developer, Full Stack Web, Full Stack Development, Full Stack Php, Full Stack php Developer, Full Stack WordPress, Full Stack Web Development, Python Full Stack Developer, Python full stack developer Django, Senior full stack developer. Full-Stack Development React JavaScript HTML5 CSS 3 CSS PHP Bootstrap Vue.js HTML WordPress jQuery Python Software Architecture & Design Full-Stack Development Laravel MySQL Software Development Database Architecture API Web Application API Integration Tailwind CSS CodeIgniter SQL Angular RESTful API MongoDB React Native TypeScript Node.js ExpressJS Angular SQL Database Back-End Development AI Chatbot Chatbot Development ManyChat Chatbot Artificial Intelligence Machine Learning Neural Network Computer Vision MySQL Bot Development Natural Language Processing Data Science React PHP Node.js ExpressJS Laravel PostgreSQL SQL MySQL MongoDB Git Angular RESTful API API Integration Database Backend Development Express MongoDB TypeScript ExpressJS React Node.js MySQL MongoDB Vue.js Angular PostgreSQL Redis Firebase Supabase

Steps for completing your project

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

Delivery time starts when Nad receives requirements from you.

Nad works on your project following the steps below.

Revisions may occur after the delivery date.

Plan Your Product & System Architecture

I'll understand your business goals, define the application architecture, choose the right technologies, and create a scalable development roadmap.

Build, Test & Launch Your SaaS Application

I'll develop the frontend, Python backend, AI features, APIs, database, and deployment-ready infrastructure while ensuring performance, security, and scalability

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