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You will get Production-Ready OpenAI GPT Integration for Your Web App
Top Rated
Project details
Harness the power of OpenAI GPT in your web application with production-ready, secure, and scalable integrations. Whether you need a simple chat widget, document or meeting summarizers, or a full Generative AI suite, I deliver well-tested, maintainable, and performant AI features tailored to your React/Next.js or Node.js stack.
With 7+ years in full-stack engineering and multiple successful GPT integrations, I ensure:
• Seamless chatbot experiences embedded into your web app
• Custom API endpoints with environment-safe API key management
• Summarization of documents, meeting notes, and other text data
• Embeddings search, retrieval-augmented generation (RAG), and analytics dashboards
• Token cost monitoring, usage logging, and theming aligned with your app
• Post-launch support, code documentation, and clean structure for maintainability
I focus on real-world usability, reliable performance, and fast delivery so your AI features delight users, reduce manual work, and scale with your product.
Share your app and AI goals, I’ll provide a secure, production-ready GPT integration tailored to your stack.
With 7+ years in full-stack engineering and multiple successful GPT integrations, I ensure:
• Seamless chatbot experiences embedded into your web app
• Custom API endpoints with environment-safe API key management
• Summarization of documents, meeting notes, and other text data
• Embeddings search, retrieval-augmented generation (RAG), and analytics dashboards
• Token cost monitoring, usage logging, and theming aligned with your app
• Post-launch support, code documentation, and clean structure for maintainability
I focus on real-world usability, reliable performance, and fast delivery so your AI features delight users, reduce manual work, and scale with your product.
Share your app and AI goals, I’ll provide a secure, production-ready GPT integration tailored to your stack.
AI Algorithms
Large Language ModelAI Applications
AI Chatbot, AI Content Creation, AI Text-to-Image, AI Text-to-Speech, Conversational AI, Sentiment Analysis, Text RecognitionAI Development Language
PythonAI Tools
Azure OpenAI, GitHub Copilot, ReplitAI Models
ChatGPT, GPT-3, GPT-4What's included
| Service Tiers |
Starter
$300
|
Standard
$700
|
Advanced
$1,200
|
|---|---|---|---|
| Delivery Time | 3 days | 5 days | 8 days |
Number of Revisions | 1 | 2 | 3 |
AI Model Integration | |||
Batch Normalization | - | - | - |
Database Integration | - | ||
Detailed Code Comments | - | ||
Image Upscaling | - | - | - |
MLOps | - | - | - |
Model Deployment | - | - | - |
Model Documentation | - | - | - |
Model Monitoring | - | - | - |
Model Testing & Optimization | - | - | - |
Model Tuning | - | - | - |
Natural Language Processing | |||
NLP Tokenization | - | - | - |
Pre-Training | - | - | - |
Prompt Engineering | - | ||
Setup File | - | - | - |
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$200 - $500
Additional Revision
+$50Frequently asked questions
29 reviews
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AA
Abdul A.
Apr 17, 2026
React Front End Developer on Full time
Numan showed more ownership than the actual project team showing his great commitment and enthusiasm
DK
Daksh K.
Oct 19, 2025
Fintech app dev - React-Native/Expo/Supabase/Plaid
Noman's an amazing developer who can add tons of value to any of your projects. Good luck in the future, Noman! I loved working with you!
AK
Anders K.
Sep 7, 2025
Concierge Medical App - UI Improvements
Working with Noman was an absolute pleasure. He not only brought top-notch technical skills but also really understood the complexities of building an AI-based healthcare platform. He combined precision with creativity, built a solid scalable system, and even suggested improvements that made the product better than I had imagined.
Communication was smooth and professional, deadlines were always met (often early), and he was super responsive despite different time zones. I couldn’t recommend Noman enough; he truly turned a complex idea into a working reality and I’d gladly work with him again.
Communication was smooth and professional, deadlines were always met (often early), and he was super responsive despite different time zones. I couldn’t recommend Noman enough; he truly turned a complex idea into a working reality and I’d gladly work with him again.
CP
Cameron P.
Aug 28, 2025
React Native Developer for Google Play Policy Violation Resolution
Great work on my app updates!
Very knowledgeable, responsive and proactive.
Highly recommend.
Very knowledgeable, responsive and proactive.
Highly recommend.
ZR
Zach R.
Jul 24, 2025
Frontend Web Developer Needed to Complete Existing Website
Working with Noman was an absolute pleasure. He was incredibly responsive, highly capable, and lightning-fast with every task. His communication was crystal clear, and he always kept me in the loop—even when I was wondering if he ever stopped working! His attention to detail, problem-solving skills, and professionalism made the entire project smooth and stress-free. If you’re on the fence about hiring him, don’t be—Noman is the real deal. I would hire him again in a heartbeat!
About Noman
Senior Full-Stack Developer | Startup MVPs & Scalable Apps
100%
Job Success
Karachi, Pakistan - 7:39 pm local time
Senior Full-Stack Developer specializing in scalable web, mobile, and cloud applications using React, Next.js, Node.js, Python, React Native, and modern cloud infrastructure.
I help startups and high-growth companies transform ideas into production-ready products — from MVP → market validation → scalable apps with clean code, secure architecture, real-time features, and smooth deployments.
𝗞𝗲𝘆 𝗪𝗶𝗻𝘀 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗟𝗼𝘃𝗲
1. Mainteny SaaS MVP — Multi-tenant web app → funded €2.7M after launch, onboarding early enterprise users.
2. Stoovo Mobile App — React Native/Node.js → successfully acquired, reaching 1000+ of active users.
3. Chargeback Backend — Scalable subscription platform → $30M+ saved for users, 10k+ active subscriptions.
𝗪𝗵𝗮𝘁 𝗜 𝗕𝘂𝗶𝗹𝗱 𝗳𝗼𝗿 𝗬𝗼𝘂
SaaS Platforms & MVPs — full lifecycle development from MVP to enterprise scale
Web Applications — React.js, Next.js, Node.js, Python, Express, GraphQL, REST APIs
Mobile Apps — React Native & Expo (iOS/Android)
Cloud & Infrastructure — AWS, Firebase, Supabase, Heroku, DigitalOcean, Docker
Real-Time Systems & Integrations — WebSockets, Stripe, Plaid, 3rd-party APIs, AI/LLM integration
𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁
❇️ JavaScript / TypeScript, React.js, Next.js, Material UI, Tailwind, Vite
❇️ HTML5, CSS3, SSR, PWA
𝗕𝗮𝗰𝗸𝗲𝗻𝗱 & 𝗔𝗣𝗜𝘀
❇️ Node.js, Python, Express
❇️ RESTful APIs, GraphQL, Microservices
❇️ Authentication & Authorization (JWT, OAuth)
𝗠𝗼𝗯𝗶𝗹𝗲 & 𝗖𝗿𝗼𝘀𝘀-𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺 𝗔𝗽𝗽𝘀
❇️ React Native, Expo
❇️ Real-time apps using WebSockets / Socket io
𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀 & 𝗦𝘁𝗼𝗿𝗮𝗴𝗲
❇️ MongoDB, PostgreSQL, MySQL, SQLite, Firebase, Supabase
𝗖𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀
❇️ AWS, Heroku, DigitalOcean, Docker
❇️ CI/CD, Vercel, Git, GitHub, GitLab, Bitbucket
𝗧𝗲𝘀𝘁𝗶𝗻𝗴 & 𝗤𝗔
❇️ Jest, Cypress, Playwright, Puppeteer, react-testing-library
𝗔𝗜 & 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻
❇️ OpenAI, LLM, Deepseek, Cursor, Replit, Lovable, Claude, custom AI integrations
Startup app stuck? MVP, prototype, or full app — share your idea, get a 24-hour action plan.
Steps for completing your project
After purchasing the project, send requirements so Noman can start the project.
Delivery time starts when Noman receives requirements from you.
Noman works on your project following the steps below.
Revisions may occur after the delivery date.
Kick-off & Architecture Review
clarify goals, audit code, confirm API quotas
Feature Build
implement endpoints/UI, handle errors, tokenize cost controls