Mistral AI Q&A Setup on AWS

I need an expert to set up a Mistral AI-based question-answering system on AWS. This system will significantly improve our internal document search.

Requirements:
- Ingest data from Notion and SharePoint.
- Process and index:
- Text documents
- Spreadsheets
- Presentations
- Allow natural language queries.
- Provide concise answers with relevant document links.

Deployment must be:
- Private
- Secure
- Optimized for cost and performance

Ideal Skills:
- AWS expertise
- Experience with Mistral AI
- Familiarity with Notion and SharePoint integrations
- Strong background in data processing and indexing
- Knowledge of secure deployments and cost optimization on AWS