Month: September 2026

Apply rate limits by tenant and user, return useful HTTP headers, protect expensive operations, and connect quotas to SaaS subscription plans.

Process SaaS subscription webhooks safely with signature verification, unique event records, asynchronous work, retries, and out-of-order event handling.

Build a retryable SaaS onboarding workflow that creates the tenant, first owner, billing profile, defaults, and infrastructure without duplicate accounts.

Design tenant-scoped SaaS roles and permissions for owners, administrators, members, support staff, and custom roles without confusing authorization with tenant isolation.

Scope every SQL query to the authenticated SaaS tenant and prevent insecure direct object references and accidental cross-tenant data access.

Compare shared-table, schema-per-tenant, and database-per-tenant designs for a SaaS application and choose the right balance of isolation, cost, and maintenance.