Article: Building a Secure MCP Server on AWS for a Million-Company B2B Platform
Not a pilot. A million-company B2B platform just shipped MCP server integration—here's how they solved the LLM-to-production-data security problem.

Why it matters
As LLMs move from chat to enterprise workflows, the real constraint is safe data access. This case study shows how to connect production databases to LLM clients without creating security holes—a pattern every B2B SaaS founder will need to solve.
The key facts
10 to knowMCP server architecture for LLM-to-database integration
1M+ company profiles exposed through secure bridge
AWS infrastructure for production data safety
Query capability: semantic search on company attributes (geography, employee count, vertical)
Engineering focus: safety-first LLM API design
1M+ company profiles exposed through MCP server
Query example: 'find SaaS companies in Germany with 50-200 employees'
Focus: secure LLM-to-production-data bridge architecture
AWS implementation
Published May 2026
Go to the source
InfoQ AI/MLinfoq.com
Publisher excerpt: We wanted to expose a B2B intelligence platform built on more than one million company profiles to an LLM client through an MCP server so a user can ask “find SaaS companies in Germany with 50-200 employees” and receive results through the LLM client. The engineering problem was: How do you make…
