A unified Ansible role for both NGINX OSS and NGINX Plus is available on Ansible Galaxy, adding many features to the original separate roles.
Alessandro Fael Garcia
NGINX has a recommended HA load balancing solution that works in combination with the new AWS Network Load Balancer.
NGINX created officially supported Ansible Roles for the open source NGINX software and NGINX Plus, now replaced by a unified Role.
High-availability, all-active, auto-scaling solutions are the new DevOps normal. Use Packer, Terraform, and NGINX Plus to implement them on GCE.