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$
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I will build ai chatbots rag systems and full stack ai apps
Elioz Chen
About this gig
Hi, I am an AI Engineer with a strong full stack background and hands-on experience building secure and scalable systems in the defense industry.
I help businesses turn AI ideas into real working products, not just demos. I can build AI chatbots, RAG systems, LLM integrations, backend APIs, dashboards, automation tools, and full stack AI web applications.
What I can help with:
AI chatbots for websites or internal tools
RAG systems connected to your documents and data
Full stack AI apps using Python, FastAPI, React and APIs
OpenAI or custom LLM integrations
Vector database and knowledge base setup
Docker deployment and clean project structure
Why work with me:
Real enterprise engineering experience
Security focused mindset
Clean and maintainable code
Clear communication
Practical solutions ready for real users
Before ordering, please message me with your idea, requirements, data sources and preferred flow. I will help you choose the best package for your project.
Get to know Elioz Chen
Elioz Chen
Ai engineer Fullstack Developer
- FromIsrael
- Member sinceJan 2018
- Avg. response time1 hour
Languages
English, Hebrew
AI Engineer | Full Stack Developer
I’m an AI Engineer with a strong Full Stack background and real-world experience building secure, scalable systems in the defense industry. I help businesses turn AI ideas into production-ready products, including LLM apps, RAG systems, AI chatbots, automations, APIs, dashboards, and full web platforms.
Skilled in Python, React, FastAPI, Docker, Kubernetes, and AI model integration, I focus on clean architecture, reliable delivery, and practical solutions that work in real environments.
My Portfolio
FAQ
Can you build a custom AI chatbot for my business?
Yes. I can build a custom AI chatbot for your website, internal tool, or business workflow.
Can you connect the AI chatbot to my documents?
Yes. I can build a RAG system that connects the chatbot to your documents, files, or knowledge base.
Do you build both frontend and backend?
Yes. I can build the full stack application including backend APIs, frontend UI, AI logic, and integrations.
Which technologies do you use?
I mainly use Python, FastAPI, React, APIs, Docker, vector databases, LLMs, and RAG pipelines.
Can you integrate OpenAI or another LLM provider?
Yes. I can integrate OpenAI or other AI models depending on your project requirements.
Can you work with my existing app?
Yes. I can add AI features, chatbot flows, APIs, or automation to your existing application.
Do you provide source code?
Yes. Source code is included in all packages unless agreed otherwise before the order.
Should I message you before ordering?
Yes. Please message me first so I can understand your idea, confirm the scope, and recommend the right package.
