Scalability & Reliability
Load Balancing & Auto-scaling
- K8s/ECS (planned), HPA by CPU/QPS.
Cache
- CDN for assets, Redis for session/config, API layer cache.
MQ & Resilience
- Message queue for background tasks; retry, backoff, circuit breaker.
Availability & DR
- Multi-AZ/region (planned), regular backup/restore, clear RTO/RPO.