Essential Skills: AWS solution architecture| EC2/EKS/ECS/Lambda| VPC/IAM/security design| RDS| SQS/SNS| Well-Architected reviews| resilience| FinOps| IaC and cloud migration patterns. AWS infrastructure engineering| compute/container/serverless services| VPC/IAM| RDS| SQS/SNS| Terraform/CloudFormation/CDK| monitoring| backup/recovery| automation and platform operations.