K CHAKRAPATHI

• Launching EC2 instances and configuring autoscaling for high availability.
• Working with IAM user and group accounts, ensuring limited privileges for enhanced security and cost optimization.
• Proficient in IAM roles, enabling multifactor authentication, and adhering to password policies.
• Utilizing S3 bucket features such as ACLs, versioning, object-lock, and cross-region replication (CRR).
• Leveraging transfer acceleration for efficient data migration to S3 buckets.
• Managing domain names in Route53, including purchasing from AWS and other websites.
• Creating recordsets to assign user-friendly domain names to load balancer DNS names.
• Integrating SNS at the auto scaling and Route53 levels for notifications.
• Automating infrastructure using Chef Cookbooks and Recipes for infrastructure-as-code (IAC).
• Comprehensive understanding of Docker instructions in Dockerfile.
• Working extensively with Docker images, including pulling from Docker Hub and creating from Dockerfile and containers.
• Experienced in volume mappings and port mappings.
• Setting up Docker registry servers.
• Utilizing CloudWatch for extensive monitoring and configuring alarms to maintain high availability and minimize downtime.

• Administered the complete Cloud Infrastructure, including VPC creation and IP range definition.
• Established Public and Private Subnets for segregation and enhanced security.
• Migrated object storage to S3 Buckets and implemented IAM roles for EC2 access.
• Mounted EFS for shared storage across EC2 instances.
• Configured SNS for notifications at auto scaling and Route53 levels.
• Implemented Auto Scaling Groups and Launch Configurations.
• Launched web servers in public subnets with auto scaling and load balancer connectivity.
• Configured network connectivity using Internet Gateways and Route Tables.
• Launched database servers in private subnets with secure internet access through NAT servers.
• Configured MySQL port access for public subnets.
• Deployed Bastion/Jump server in public subnets for SSH connection to private subnet DB servers.
• Assigned user-friendly domain names to load balancers using Route53.
• Enabled NACLs for enhanced security at both public and private subnet levels.
• Installed and configured GIT and GitHub, managing SCM repositories.
• Installed and configured Jenkins, integrating tools like Git, Maven, JUnit/Selenium, and Tomcat.
• Configured build tools, plugins, freestyle and Maven projects, and upstream projects.
• Established end-to-end pipeline workflow from source code retrieval to deployment in Tomcat server.
• Automated the complete CI/CD pipeline using Jenkins.
• Led the migration process of servers and data from on-premises data center to AWS Cloud.

Environments: VPC, EC2, Subnets, Gateways, Route Tables, IAM, S3, Web server, Database Server, SNS, Route53, Load Balancers, Auto Scaling, MySQL, NAT, NACLs, Linux, Git, GitHub, Java, Jenkins, Tomcat server, Docker, Ant, check style, JUnit, Deploy to a container, and Build pipeline.