Series A SaaS Architecture (Scaling to 10K Users): AWS architecture diagram

About This Architecture

Architecture for funded SaaS scaling to 10,000 users. CloudFront, WAF, ALB, ECS Fargate with 3 auto-scaling services, Aurora PostgreSQL with read replicas, ElastiCache Redis cluster, SQS background jobs, Cognito multi-tenant auth, DataDog.

Series A SaaS Architecture (Scaling to 10K Users)

AWSCurated TemplateAWS
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Created by

February 9, 2026

Updated

October 4, 2026 at 12:31 AM

Type

architecture

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