Umer Khan - Founding AI Engineer

Q: What is Umer Khan's expertise?

Umer Khan specializes in building production-grade AI systems, including RAG (Retrieval-Augmented Generation) pipelines, LLM engineering, AI agents, and data architecture. He has expertise in Python, FastAPI, LangChain, LangGraph, MCP, and AWS cloud services.

Q: What companies has Umer Khan worked with?

Umer Khan has worked with Bloomers Berlin (current), Comparado GmbH (Idealo Group), CorAI (Bernstein Analytics), and Teradata. He has also collaborated with stakeholders from Axel Springer, Bernstein Group, NewsCatcher, and Telenor.

Q: What AI technologies does Umer Khan work with?

Umer Khan works with LangChain, LangGraph, Model Context Protocol (MCP), OpenAI, Hugging Face models, PyTorch, and vector databases including Pinecone, ChromaDB, Qdrant, and Milvus. He specializes in building RAG systems and AI agents.

Q: Is Umer Khan available for consulting?

Yes, Umer Khan is available for AI engineering consulting, including RAG system design, LLM integration, data pipeline architecture, and AI automation projects. Contact him at hello@umerkhan.eu.

Q: Where is Umer Khan based?

Umer Khan is based in Berlin, Germany. He works with clients worldwide on AI engineering projects.

Umer Khan

Sigma AI

AI-Powered Sales Agent for Shopify

Sigma AI is an intelligent chat widget that turns store visitors into customers. Powered by advanced AI, it provides personalized product recommendations, answers customer questions, and guides shoppers through their purchase journey.

Install on Shopify App Store

Features

Smart Product Recommendations

AI understands customer intent and suggests relevant products from your catalog using semantic search.

24/7 Customer Support

Instant answers to product questions, shipping inquiries, and store policies without human intervention.

Customizable Personality

Configure the agent's tone, persona, and knowledge to match your brand voice perfectly.

Analytics Dashboard

Track conversations, conversions, and customer satisfaction with detailed analytics.

How It Works

Install - Add Sigma AI to your Shopify store with one click
Configure - Set up your agent's personality and sync your products
Engage - The AI widget appears on your storefront, ready to help customers
Convert - Watch as visitors become buyers with personalized assistance

Privacy & Security

Your data security is our priority:

All data deleted immediately when you uninstall the app
EU-hosted database (GDPR compliant)
Encrypted access tokens
No selling of merchant or customer data

Legal

Privacy Policy Terms of Service

Contact

Questions or support requests?

Email: hello@umerkhan.eu

Operated by MerchantsAI