[techcofounder]

A (potentially) better approach to going multi-cloud is to use a CD tool like Spinnaker (spinnaker.io), which Google and Microsoft both support - and Netflix supports the integrations to AWS.

(full disclosure: my startup, Armory.io, builds enterprise features on top of Spinnaker)

[alpb]

You’re right, however this article is not talking about deployment tools. It's about setting up a serverless/lambda runtime pipeline between AWS and Google Cloud. As far as I know, Spinnaker does not do anything for your application runtime.