Devops (system admin and application integrations) on AWS. EC2 - Different ec2 instances as per application desires VPC-cross region vpc comm Autoscaling - simple AS , with steps config RDS - set up rds DB mysql , psql , their backup and deletion restoration as manual setup using python in lamda Cloudwatch - alerts and alarms Pager Duty : cloudwatch integration with pager duty Cloud formation templates - ec2 and rds instance creation same is handled using jenkins and ansible Deployments : code deploy , jenkins , ansible , Benstalk Prometheus : for monitoring.