Web DevelopmentWeb Development / Serverless SaaS
Multi-Tenant SaaS MVP
A founder needed a real, multi-tenant product in front of paying users fast, without over-building infrastructure before product-market fit. 3 Dices built a serverless-first MVP with tenant isolation, role-based access, and subscription billing, shipping to first paying users in weeks with near-zero idle cost.
Shipped to first paying users in weeks
Weeks
To first paying users
~$0
Idle infrastructure cost
Multi-tenant
Isolation from day one
RBAC
Roles built in
The challenge
A founder needed a real, multi-tenant product in front of paying users quickly, without over-building infrastructure before product-market fit.
- Needed a real product in front of paying users fast
- Risk of over-building infrastructure before product-market fit
- Multi-tenant isolation required from the start
- Subscription billing and auth needed for a real launch
Our solution
Serverless Foundation
- Serverless-first stack: Lambda, API Gateway, DynamoDB
- Idle cost kept near zero before scale
- FastAPI application layer
Multi-Tenancy & Access
- Multi-tenant data isolation from day one
- Role-based access control
- Authentication via Cognito
Monetization
- Subscription billing wired into the product
- Paying-user flows ready at launch
The results
Speed
- Shipped to first paying users in weeks
- No infrastructure over-build before product-market fit
Cost
- Serverless stack keeps idle cost minimal
- Pay-per-use scaling as demand grows
Foundation
- Tenant isolation and roles built in from day one
- Subscription billing and auth ready at launch
Technologies & AWS services
- Lambda
- API Gateway
- DynamoDB
- Cognito
- FastAPI
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