I treat the cloud as a set of infrastructure primitives, not a ready-made architecture. I pick services against requirements for availability, scaling, security, cost and operational complexity, rather than reaching for the most elaborate option by default.
AWS, Azure, GCP, Compute, Storage, Managed Databases, IAM, Load Balancers, Serverless, Managed Kubernetes, DNS, CDN, Autoscaling, Cloud Networking, Cost Optimization