We think that Terraform is an excellent IaC tool if you want to setup your cloud infrastructure. It provides you a programmatic way to build infrastructure that can be replicated across regions. However, when it comes to SaaS, we feel that it falls short on many grounds:

I was among the authors at AWS who pioneered the first SaaS control plane back in 2009, laying the groundwork for many SaaS offerings both within and beyond AWS. Crafting the SaaS control plane, we delved deep into fundamental questions: