Configure DNS (for example, Route 53 Resolver).
Configure Amazon CloudFront and S3 origin access control (OAC).
Configure S3 static website hosting.
Interpret VPC configurations (for example, subnets, route tables, network ACLs, security groups).
Collect and interpret logs (for example, VPC Flow Logs, ELB access logs, AWS WAF web ACL logs, CloudFront logs).
Identify and remediate CloudFront caching issues.
Troubleshoot hybrid and private connectivity issues.
Implement cost allocation tags.
Identify and remediate underutilized or unused resources by using AWS services and tools (for example, Trusted Advisor, AWS Compute Optimizer, AWS Cost Explorer).
Configure AWS Budgets and billing alarms.
Assess resource usage patterns to qualify workloads for EC2 Spot Instances.
Identify opportunities to use managed services (for example, Amazon RDS, AWS Fargate, Amazon EFS).
Recommend compute resources based on performance metrics.
Monitor Amazon Elastic Block Store (Amazon EBS) metrics and modify configuration to increase performance efficiency.
Implement S3 performance features (for example, S3 Transfer Acceleration, multipart uploads).
Monitor RDS metrics and modify the configuration to increase performance efficiency (for example, Performance Insights, RDS Proxy).