• Deployed user management applications using a 3-tier application framework. • Managed GitHub repositories/permissions including branching and tagging. • Built CI/CD pipelines using AWS and open-source tools.• Implemented Blue/Green deployment for software upgrades. • Architected preventive guardrails using Service Control Policies, and detective guardrails using AWS Config. • Designed and implemented automation infrastructure for configuration management and orchestrated deployment using automation tools such as Ansible.• Built and maintained Kubernetes clusters using AWS EKS.• Completed various migration projects from on-premise to AWS Cloud using several services such as AWS Migration HUB, AWS CloudEndure, TSO Logic, Direct Connect, VPN, and DMS. • Monitored end-to-end infrastructure using CloudWatch and SNS for notifications.• Used AWS system manager to automate operational tasks across resources.• Optimized costs through reserved instances, selection and changing of EC2 instance types based on resource needs, S3 storage classes and S3 lifecycle policies.

• Created and maintained fully automated CI/CD pipelines for code deployment using Jenkins for CI and Ansible for Deployment. • Actively managed, improved, and monitored cloud infrastructure on AWS, EC2, S3 and RDS, including backups, patches, and scaling. • Built and deployed Docker containers to break up monolithic applications into microservices, improved developer workflow, increased scalability, and optimized speed. • Architected Dev/UAT/Prod environments by configuring VPCs, subnets, security groups, EC2 instances, load balancers, RDS, Route53, etc.• Designed and implemented highly available, scalable and secure AWS Infrastructures using IAAC tools such as Terraform/CloudFormation. • Wrote custom Lambda functions to enable automation in our environment. • Implemented security best practices in AWS including multi-factor authentication, access key rotation, encryption using KMS, firewalls-security groups and NACLs, S3 bucket policies and ACLs, mitigating DDOS attacks, etc.