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SaaS platforms handling sensitive customer data — such as identity records, financial data or passport information are increasingly expected to meet enterprise-level security standards. While AWS provides secure building blocks, deploying workloads within a single account without guardrails often leads to: Inconsistent IAM policies Limited audit visibility Logging gaps Environment sprawl Risk of misconfiguration A multi-account AWS Landing Zone enables SaaS teams to separate

As SaaS platforms mature, expanding into new regions such as the US, UK or EU becomes essential to reduce latency, meet data residency requirements, and support international customer growth. However, many Australian SaaS environments on AWS have evolved organically over time — with infrastructure manually configured for a single region. Attempting to replicate this setup into additional AWS regions often introduces risk, configuration drift, and deployment inconsistencies. A

How Alumnly Scaled Securely Across Regions with AWS and Habitat3 Background Alumnly is a fast-growing Australian SaaS company that helps schools and universities engage, connect and grow their alumni communities. Their platform provides a private, modern online space for graduates to network, share opportunities and stay involved long after leaving campus. With a rapidly expanding customer base and increasing demand from international institutions, Alumnly was ready to take i