MicroSaaS / SaaS foundations with AI integration, designed for real usage:
- AI features: chat assistants, structured extraction, summarization, classification, routing
- RAG / knowledge base: embeddings + retrieval + citations + eval loops
- Document workflows: OCR → field extraction → validation → normalized JSON
- Vision workflows: image understanding → automation → review queues
- Secure SaaS patterns: authentication, roles/claims, orgs/workspaces, multi-tenant access control
- Production delivery: logging, rate limiting, retries, background jobs, monitoring-friendly design
- OpenAI: tool/function calling, structured outputs, embeddings, streaming
- Claude (Anthropic): long-context reasoning, summarization, extraction safety
- Azure Document Intelligence: invoice/contract/forms extraction → structured outputs
- Azure Vision: image understanding + workflow automation
- Auth & Access: Identity, roles/claims, JWT, session flows, passwordless-ready patterns
- Data & Domain: EF Core modeling, migrations, indexing, query optimization
- Workspaces / Tenancy: orgs, members, permissions, shared vs isolated data strategies
- Payments-ready: plans, seats, metering hooks, usage logging
- Async jobs: queues, schedulers, webhooks, backfills
- Auditability: change history, event logs, exportable records
- Tool calling: AI triggers actions through controlled functions (safe + auditable)
- Structured extraction: documents → typed JSON schemas → validation + repair
- Human-in-the-loop: review queues for uncertain outputs
- Cost control: caching, rate limits, model routing (fast vs deep), batching
- Reliability: retries, fallbacks, timeouts, circuit breakers
- Evaluation: test sets, regression checks, quality scoring, prompt/version tracking


