Kubernetes (the container orchestrator)
As stated earlier, from our point of view, Kubernetes is the best compute engine option to run your IoT backend cloud workloads, for many reasons. To mention a few, it is open source (created initially by Google, and then Google open sourced it), it has huge community support, it has massive ecosystems, solutions, and tools built around it, it is widely adopted, tested, and used by so many large organizations across the globe, and it is supported and offered as a managed service by almost all public cloud providers (AWS, Azure, Google, Oracle, and so on).
But what attracts us the most to Kubernetes is its portable nature, which is driven by it being open source . For example, you can have a Kubernetes cluster running on a private cloud on VMs or bare metal, on a public cloud IaaS, or on a public cloud CaaS, you can have many Kubernetes clusters running in different clouds (private or public), and you can control all of those clusters here...