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Google Cloud BlogDavor Jerković4 min readintermediate

How a solo founder runs a five-continent tender platform on AlloyDB and MCP

Summary

A solo founder runs a global tender platform using Google Cloud's AlloyDB for PostgreSQL and Model Context Protocol (MCP). This setup consolidated relational data, vector embeddings, and audit logs, reducing semantic search latency by 47x with ScaNN indexing and automating database operations.

  • AlloyDB for PostgreSQL consolidated relational data, vector embeddings, and audit logs into a single managed database engine.
  • Migrating semantic search to a ScaNN index in AlloyDB reduced query latency from 1.14 seconds to 24 milliseconds (47x speedup).
  • Model Context Protocol (MCP) enabled an AI agent to automate database operations like analytics, performance optimization, and incident forensics.
  • The MCP agent operates with strict least-privilege permissions, using dedicated PostgreSQL roles and Cloud IAM for secure access.

This case study demonstrates how solo founders or small teams can leverage managed services and AI agents to operate complex, global platforms with minimal overhead and significant performance gains.

7/10

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