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You will get Generative AI | ChatGPT | OpenAI | GPT4 Application
Project details
Build Your AI Website, SaaS, or Application with ChatGPT and OpenAI Expertise
Welcome!
Are you looking for a professional developer to create a cutting-edge AI website or SaaS application using ChatGPT or OpenAI technologies? You've come to the right place!
With over 4 years of experience in developing AI-driven SaaS solutions, websites, and apps, I have the expertise to deliver the perfect product for you. I've worked extensively with machine learning frameworks like TensorFlow, Keras, and PyTorch, as well as OpenAI's advanced models such as GPT-3 and GPT-4o.
Collaborating with a team of experienced developers, I can build custom websites or SaaS applications tailored to your specific needs. I specialize in creating user-friendly, responsive designs optimized for SEO to generate leads for your business.
Services I Offer:
Development of AI-powered websites and applications using OpenAI technologies
Integration of third-party APIs and creation of custom features
Implementation of the latest technologies and industry trends
Feel free to contact me if you have any questions or need more information. Let's work together to bring your AI project to life!
Welcome!
Are you looking for a professional developer to create a cutting-edge AI website or SaaS application using ChatGPT or OpenAI technologies? You've come to the right place!
With over 4 years of experience in developing AI-driven SaaS solutions, websites, and apps, I have the expertise to deliver the perfect product for you. I've worked extensively with machine learning frameworks like TensorFlow, Keras, and PyTorch, as well as OpenAI's advanced models such as GPT-3 and GPT-4o.
Collaborating with a team of experienced developers, I can build custom websites or SaaS applications tailored to your specific needs. I specialize in creating user-friendly, responsive designs optimized for SEO to generate leads for your business.
Services I Offer:
Development of AI-powered websites and applications using OpenAI technologies
Integration of third-party APIs and creation of custom features
Implementation of the latest technologies and industry trends
Feel free to contact me if you have any questions or need more information. Let's work together to bring your AI project to life!
AI Algorithms
Convolutional Neural Network, CycleGAN, Deep Belief Network, Feedforward Neural Network, Generative Adversarial Network, Large Language Model, Multimodal Large Language Model, Recurrent Neural Network, StyleGAN, Transformer ModelAI Applications
AI Chatbot, AI Content Creation, AI Mobile App Development, AI Text-to-Image, AI Text-to-Speech, AI-Generated Art, AI-Generated Music, AI-Generated Video, Automatic Speech Recognition, Conversational AI, Natural Language Generation, Natural Language UnderstandingAI Development Language
PythonAI Tools
Azure OpenAI, Bing AI, Copy.ai, GitHub Copilot, Gradio, Hugging Face, NVIDIA AI Platform, PyTorch, Streamlit, TensorFlowAI Models
AlphaCode, BERT, BLOOM, ChatGPT, DALL-E, GPT-3, GPT-4, LLaMA, Midjourney AI, OpenAI Codex, Stable Diffusion, WhisperWhat's included
| Service Tiers |
Starter
$100
|
Standard
$500
|
Advanced
$1,000
|
|---|---|---|---|
| Delivery Time | 2 days | 7 days | 14 days |
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 | - |
23 reviews
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SM
Steve M.
Apr 27, 2026
Build & Launch iOS App in 6–8 Weeks (React Native Expo + Firebase)
LT
Leonidas T.
Apr 9, 2026
GenAI for Purchasing Invoice Processing - Proof of Concept
All went well, the project was successfully completed, and we are happy to have worked with Alex.
More assignements will follow.
More assignements will follow.
MP
Milov P.
Apr 9, 2026
AI SME
EN
Ethan N.
Apr 2, 2026
Developer / Software Engineer for Internal Software
Not a great experience, was fine for small changes but communication was not there and very small for
MS
Marc S.
Feb 10, 2026
Senior AI / Search Engineer – MVP for AI-Driven Classifieds Matching Engine
Alex is a quick thinker, understands and executes. He is a good communicator, very knowledgable and I would definitely hire him again.
About Alex
AI Solutions Architect | LLMs, Full-Stack & Mobile Dev 6+ Years Exp
88%
Job Success
Athens, Greece - 5:11 pm local time
🏆 TRACK RECORD:
→ Former CTO at BookWatch: Scaled AI-powered visual learning platform to 110k+ users (App Store & Google Play)
→ Built Audience Plus: AI-powered Meta Ads optimization serving 100+ e-commerce brands with 40% ROAS improvement (5.0★ Shopify rating)
→ 20+ AI projects delivered across ops, sales, and customer support teams
→ Ex-data engineer with production AI systems experience
💡 WHAT I BUILD:
- AI Agents & Chatbots (GPT-5.2, Claude Opus 4.5, Gemini 3.0 Pro)
- Full-Stack SaaS (Next.js 15, React 19, Node.js, Python)
- Cross-Platform Mobile (React Native, Expo SDK 52)
- Workflow Automation (N8N, Make, Zapier)
- RAG Systems & Custom LLM Integrations
🛠 CURRENT STACK:
AI/LLM: AI SDK 6, Ckaude Agent SDK, LangGraph, MCP, OpenAI Agents SDK, OpenClaw
Frontend: React 19, Next.js 16, TypeScript, Tailwind
Mobile: React Native, Expo SDK 54
Backend: Node.js, Python, FastAPI, PostgreSQL, Convex, Supabase
Automation: N8N (expert), Make, Zapier
✅ 5+ years building AI-powered software
✅ Top-Rated on Upwork
✅ End-to-end: strategy → architecture → development → deployment
📩 Send a message to discuss your project, I respond within hours.
Steps for completing your project
After purchasing the project, send requirements so Alex can start the project.
Delivery time starts when Alex receives requirements from you.
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Revisions may occur after the delivery date.
Deliver source code and documentation to client
Deliver source code and documentation to client along with anything else needed for client to have full ownership.