I will build an ai chatbot and rag system for your business


About this gig
Need an AI chatbot that actually knows your
business, your documents, and your data?
I build custom AI chatbots and RAG systems that
let your customers or team ask questions and get
accurate answers powered by your own data, not
just generic AI responses.
What I deliver:
· AI chatbot trained on your documents, website
or database
· RAG pipeline using LangChain, LlamaIndex and
OpenAI GPT-4
· Support for PDF, Word, Excel, CSV, URLs and
plain text
· Custom personality, tone and response style
· FastAPI or Node.js backend with REST API
· React or Next.js frontend chat interface
· Deployment on AWS, GCP, Vercel or Hostinger
· Full source code and documentation included
Perfect for:
· Customer support automation
· Internal company knowledge bases
· Document search and Q&A systems
· AI assistants for websites and apps
Message me before ordering I will review your
requirements and confirm exactly what I will
deliver and when.
Get to know Hammad Durrani
AI Full Stack Engineer and Custom Software Builder
- FromPakistan
- Member sinceMar 2026
- Avg. response time1 hour
Languages
Urdu, Pashto, English
My Portfolio
FAQ
What data formats do you support?
I support PDF, Word, Excel, CSV, plain text, URLs and website content. If you have a different format message me first and I will confirm if it is supported.
Will I receive the full source code?
Yes. Every delivery includes complete source code, full documentation and a README file so your team can maintain and scale it after handover.
Can you deploy it on my own domain?
Yes. I handle full deployment on AWS, GCP, Vercel or Hostinger with your custom domain and SSL certificate included at no extra cost.
How do I share my data with you securely?
You can share files via Google Drive, Dropbox or direct Fiverr attachment. All your data is kept strictly confidential and never shared with third parties.
Do you provide support after delivery?
Yes. I provide post delivery support for any bugs or issues related to the delivered work. I also offer ongoing maintenance as a separate service if needed.
