Tenant boundaries are not optional
Even an MVP needs a clear tenant key on core tables and queries. Faking tenancy with client-side filters is a security and rewrite debt.
2026-12-10 · GitXpert
Multi-tenant mistakes that force US SaaS teams into rewrites — shared IDs, missing tenant filters, and billing bolted on too late.
SaaS · Architecture · USA
Published by GitXpert · About the brand
Even an MVP needs a clear tenant key on core tables and queries. Faking tenancy with client-side filters is a security and rewrite debt.