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Case study

Multi-Tenant SaaS Platform

Subdomain-isolated SaaS platform with centralized auth, serving 1,000+ users across 15+ organizations.

NestJSTypeScriptPostgreSQLRedisAWS

Overview

I designed a multi-tenant architecture with subdomain isolation, separate tenant databases, and centralized authentication. The platform served more than 1,000 users across 15+ organizations, while a NestJS and TypeScript microservices foundation supported reliable growth and clear service ownership.