Dashboard Service (API Gateway + BFF) 📟

Service Name: Dashboard Service / API Gateway
Port: 9000
Role: Backend-for-Frontend (BFF) + Enterprise API Gateway

---

Purpose

Acts as the single entry point for the React Dashboard and all external clients. Combines API Gateway and BFF responsibilities.

---

Key Responsibilities

• Zero-trust JWT authentication at the edge
• Intelligent request routing to microservices
• Data aggregation for dashboard views
• Circuit breaker and resilience patterns
• Rate limiting and tenant isolation
• Request/response transformation

---

Architecture Pattern

API Gateway + Backend for Frontend (BFF) hybrid:

• Gateway handles auth, security, routing
• BFF aggregates data from multiple services for frontend efficiency

---

Core Features

• Parallel async calls for dashboard overview
• Request tracing with correlation IDs
• Smart timeout propagation
• Comprehensive metrics and monitoring
• Service discovery abstraction

---

Future Enhancements

• GraphQL support
• Real-time updates via WebSockets
• Advanced caching layer
• Canary deployments