AI-Powered SaaS Architecture (AuthorAI)

Production architecture for an AI content generation platform with credit-based monetization, vector search, and scalable media processing.

Based on production architecture for AuthorAI, an AI content generation platform.

Key Design Decisions

Multi-tenant isolation: Using database sharding to isolate tenant data while maintaining query performance.
Caching strategy: Redis cache layer reduces database load but requires careful invalidation logic.
Background jobs: Job queue decouples heavy processing from API responses but adds eventual consistency.