Multi-Tenant SaaS Isolation Architecture: PostgreSQL RLS, Caches, Queues, Storage, and AI
A practical production guide to tenant isolation across PostgreSQL RLS, Redis caches, background jobs, queues, object storage, search, RAG, analytics, and AI tools without overengineering your SaaS.
Software Development
Showing 5 of 5 articles
SaaS Audit Log Architecture: Immutable Events, Multi-Tenant Isolation, Retention, and SIEM Streaming
A production guide to SaaS audit logs: design tenant-safe append-only events, reliable transaction capture, retention, exports, AI-agent attribution, and replayable SIEM streaming.
SaaS Entitlements Architecture: Plans, Features, Quotas, Trials, Add-Ons, and Why Billing Isn’t Authorization
A production guide to SaaS entitlements: separate billing from feature access and authorization, model plans, quotas, seats, trials, add-ons, overrides and grandfathering, and enforce capabilities safely across a multi-tenant product.
How Much Does It Cost to Build a SaaS Product in 2026? MVP to Enterprise — Real Cost Breakdown
How much does it really cost to build a SaaS product in 2026? This practical guide breaks down realistic MVP, commercial V1, growth, and enterprise budgets—plus multi-tenancy, billing, AI, infrastructure, security, and the architecture decisions that actually change cost.
The Future of SaaS Is Headless: When AI Agents Become Your Users
AI agents are becoming first-class SaaS users. Learn the architecture, security, billing, and product patterns required to build agent-ready software.