I will be generative ai ml llm engineer ai agent ai chatbot python full stack developer


Level 2
About this gig
I'm a Senior AI/LLM Engineer with 9+ years of experience in designing scalable AI Chatbots, LLM SaaS platforms, and intelligent RAG Systems.
I specialize in building production-ready Retrieval-Augmented Generation (RAG) pipelines and custom AI Agents grounded in your data using Python, LangChain, LlamaIndex, and OpenAI.
What I Can Do for You:
- Custom RAG System Development: Grounding LLMs in your private documents (PDFs, DBs, APIs) to eliminate hallucinations.
- Intelligent AI Agent Development: Multi-step Agents with tool-use (browsing, calculation).
- Full-Stack AI/SaaS Development: End-to-end web apps and platforms.
- Vector Database Integration: Setting up and optimizing vector stores (Pinecone, Chroma) for high-speed retrieval.
- LLM Fine-Tuning & Prompt Engineering for superior accuracy and performance.
- API & Cloud Deployment: Secure, low-latency API endpoints (FastAPI) and cloud deployment (Docker, AWS/GCP).
- Performance Tuning: Optimizing cost (token usage) and speed.
Why Work With Me?
- Production-Ready Code: Clean, scalable, and secure Python and LLM code.
- Deep Framework Mastery: Expert in LangChain and LlamaIndex.
- On-Time Delivery & clear communication.
Get to know Amin
USA Verifed Full Stack Architect and GenAI Specialist
Level 2
- FromUnited States
- Member sinceJan 2022
- Avg. response time2 hours
- Last delivery2 days
Languages
English, Arabic, Japanese, Chinese, Norwegian, Danish, Swedish, Italian, German, Spanish, French
My Portfolio
Other Software Development Services I Offer
FAQ
Q: What do I need to get started?
A: You’ll need your OpenAI (or others) API key, and any documents or knowledge base if you want retrieval (PDFs, text, URLs, etc.). I’ll handle setup and integration.
Q: What technologies do you use for the full stack?
I specialize in the modern, scalable stack: Python with FastAPI for the backend, LangChain/LlamaIndex for LLM orchestration, and Next.js/React for the frontend (AI Website). Everything is containerized with Docker for easy deployment.
Q: What is the difference between a simple chatbot and an AI Agent?
A: A simple chatbot only answers based on pre-set knowledge. An AI Agent is much more powerful; it can reason, plan, and use tools (like fetching live data or performing calculations) to complete complex, multi-step tasks.
Q: Why do I need a RAG system if I'm using GPT-4?
A: Even the best LLMs have knowledge cut-offs and cannot access your private or proprietary data. A RAG system is essential because it grounds the LLM in your documents, guaranteeing accurate, company-specific answers and eliminating factual errors (hallucinations).
Q: What kind of data can your RAG system work with?
My RAG systems can index and retrieve information from almost any data source, including PDFs, CSVs, Excel, websites (sitemap/crawled data), Notion, databases
Q: Do you also design the UI/UX?
A: Absolutely — I can design a modern, minimal UI or integrate it into your existing website/app.
Q: Can the AI use my company data for answers?
A: Yes. That’s what RAG (Retrieval-Augmented Generation) does — it lets your AI reference your own documents securely.
Q: Can you deploy the system for me?
A: Yes! I’ll deploy your chatbot or full-stack app to Vercel, Render, or AWS and ensure it’s live and accessible.
Q: I'm not sure what I need. Can you help?
A: Absolutely. Message me with your business goal and the data you have. We can discuss your project in detail and define the most effective LLM SaaS platform architecture to meet your needs.
9 reviews for this Gig
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
M mtecknology

United States
Where countless others claimed they could do whatever I can imagine, Amin took the time to explain why my vision is unrealistic given modern technology and what it takes for that vision to become reality.
$50-$100
Price
1 day
Duration
Helpful?T the95agency

United States
great work and very helpful
$200-$400
Price
1 day
Duration
Helpful?B benlikesmusic
Repeat Client

United States
Great work as always!
$50-$100
Price
4 days
Duration
Helpful?B benlikesmusic
Repeat Client

United States
Always a pleasure to work with
$50-$100
Price
1 day
Duration
Helpful?M maria_kim1
Repeat Client

United States
Excellent engineer. Delivered a fast, accurate RAG system with proper chunking, hybrid retrieval, vector DB setup, and a powerful AI agent. Backend is solid and deployment-ready. Very professional and technically strong. Great experience overall.
Up to $50
Price
5 days
Duration
Helpful?
9 reviews for this Gig
| (9) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
M mtecknology

United States
Where countless others claimed they could do whatever I can imagine, Amin took the time to explain why my vision is unrealistic given modern technology and what it takes for that vision to become reality.
$50-$100
Price
1 day
Duration
Helpful?T the95agency

United States
great work and very helpful
$200-$400
Price
1 day
Duration
Helpful?B benlikesmusic
Repeat Client

United States
Great work as always!
$50-$100
Price
4 days
Duration
Helpful?B benlikesmusic
Repeat Client

United States
Always a pleasure to work with
$50-$100
Price
1 day
Duration
Helpful?M maria_kim1
Repeat Client

United States
Excellent engineer. Delivered a fast, accurate RAG system with proper chunking, hybrid retrieval, vector DB setup, and a powerful AI agent. Backend is solid and deployment-ready. Very professional and technically strong. Great experience overall.
Up to $50
Price
5 days
Duration
Helpful?

