Example Architecture

SaaS architecture.

A complete SaaS application architecture designed by AI. Multi-tenant database, subscription billing, RBAC, API layer, and cloud deployment - all planned and scaffolded.

SaaS architecture components

Multi-tenant database

Shared database with row-level security or separate schemas per tenant.

Subscription billing

Stripe integration with plan management, usage tracking, and invoicing.

User management

Authentication, RBAC, team invitations, and organization hierarchy.

API layer

RESTful API with rate limiting, versioning, and webhook delivery.

Background jobs

Email sending, report generation, data export, and scheduled tasks.

Cloud deployment

Container-based deployment with auto-scaling, CDN, and monitoring.

How It Works

Three steps to architect a scalable SaaS platform

1

Describe Your SaaS Product

Define your SaaS application's domain — the core product features, user roles, billing model, and integration requirements. The AI maps these business needs to proven multi-tenant architectural patterns.

2

AI Designs Multi-Tenant Architecture

Cybewave generates a complete SaaS architecture covering tenant isolation strategies, authentication flows, billing integration, API gateway configuration, and admin portal design tailored to your specific product.

3

Get Production-Ready Diagrams

Review detailed component diagrams for your billing pipeline, RBAC system, API versioning strategy, usage analytics, and tenant onboarding flow — ready for implementation planning and team alignment.

When to Use SaaS Architecture Diagrams

Key scenarios where mapping your SaaS platform architecture saves months of rework

Multi-Tenancy Strategy Design

Evaluate shared database with tenant IDs, schema-per-tenant, and database-per-tenant isolation models — weighing cost efficiency against data isolation and compliance requirements.

Billing Integration Architecture

Design a billing pipeline connecting usage metering, plan management, payment processing, invoice generation, and dunning workflows with providers like Stripe or Chargebee.

Role-Based Access Control

Architect a flexible RBAC system supporting organization hierarchies, team-level permissions, custom roles, and cross-tenant admin access for your SaaS support team.

API Versioning for Customers

Design an API versioning strategy with backward compatibility guarantees, deprecation workflows, and migration paths that keep existing integrations stable while your API evolves.

Usage Analytics Pipeline

Build a data pipeline capturing product usage events, computing tenant-level metrics, feeding dashboards for customers, and powering internal growth analytics and churn prediction.

Onboarding Flow Architecture

Architect a tenant provisioning system handling account creation, initial data seeding, trial management, and progressive feature activation that minimizes time-to-value for new customers.

Why SaaS Architecture Matters

SaaS products must serve hundreds or thousands of customers from a single codebase, making architectural decisions far more consequential than in single-tenant applications. A poorly chosen tenancy model can mean rebuilding your entire data layer when your largest customer demands dedicated infrastructure, or discovering that your shared database cannot meet compliance requirements for regulated industries.

Billing accuracy and access control are existential concerns for SaaS businesses. A metering bug that undercharges enterprise customers or a permission flaw that leaks data between tenants can destroy trust overnight. These systems are deeply intertwined with your core architecture — they cannot be bolted on later without significant rework and risk.

Diagramming your SaaS architecture with Cybewave lets you trace the full lifecycle of a tenant — from signup through provisioning, daily usage, billing cycles, and eventual offboarding. You can identify where tenant isolation boundaries must be enforced, how billing events flow through your system, and where a single shared component could become a scaling bottleneck as your customer base grows.

Build your SaaS the right way

AI-designed SaaS architecture with scaffolded code. Free to start.

Start for free