Engineering blog

Architecture, performance, and security notes from building walkindb.

How walkindb scales to 10 000 concurrent walk-ins on a single €6 VPS →

2026-04-11 · Share-nothing architecture, file-per-instance storage, why the filesystem is the database of instances, and what that buys you security-wise.

More posts are coming as walkindb ships Layer 1 hardening, the MCP server, and the persistent-tier follow-up.