Ragavendran

RAGAVENDRAN S Mobile : (- E-mail :-Location: Chennai, India Career Objectives To work on good assignments in a progressive organization that would leverage my technical experience to the fullest potential and align my growth with the growth of the Organization. Summary         Having around 5+ years of relevant experience in AWS Cloud/Devops domain and good exposure in Administration of Cloud platform and Devops. Overall work experience is 11+ years. Designed, configured and managed AWS cloud infrastructures (Auto Scaling in launching ec2 instances, EBS, ELB, Elastic Beanstalk, S3, Route53, Cloud Watch, RDS, ECS, EKS, Transit gateway, Cloudfront, Cloudtrail). Managed infrastructure in cost, budgets and EC2 Savings plan. Managed version controllers like GIT, Code commit and code quality tool Sonar cloud. Worked in automation using Ansible playbook to manage the servers and systems. Managed Amazon systems manager (SSM) for configuration automation, patch works. Managed in CD-CP, GitHub actions, Docker, Ansible automation, Prometheus, Grafana and Splunk. Very much interested and keenness to learn new technical skills. Hands on experience and knowledge, to apply the right standards and follow the best practices. Sysvine Technologies Pvt Ltd Designation Duration Tools used : Systems Engineer III (AWS Devops Engineer) : Feb 2025 to May 2025 : AWS, Docker, Kubernetes, Ansible, AWX, CD-CP, PostgresDB. Roles & Responsibility      Deployed the Ansible, AWX tool using docker & kubernetes in linux Ubuntu. Hosted the web server using Nginx, SSL certificate, Reverse proxy, login via google SSO in AWX. Creating ansible playbook scripts to automate the software installations via homebrew in macOS platform. Worked on Postgres database, taking dump and place to S3 bucket. Using Terraform code to build the infrastructure for sonarqube. Pulse Telesystems Pvt Ltd Designation Duration Tools used Grafana, : Software Developer (Cloud architect & Devops) : July 2023 to Jan 2025 : AWS, Azure, Docker, Ansible, Terraform, Kubernetes, GitHub Actions, CI-CD, Roles & Responsibility   Managing the complete AWS environment including infrastructure, devops, monitoring. Maintaining EC2 Servers, Volumes, Snapshots, S3, RDS (aurora MySQL server less V2),        ELB, ASG, Lambda, Data Sync etc. Creating lifecycle policies for S3, snapshots. Managed cost and budgets like Cost Optimization, EC2 Savings plan, gp2 to gp3 etc. Maintaining Docker images, ECR Repository, ECS Clusters and deploying a web application in container. Sonar cloud integrated with GitHub to analyze the code quality. CI-CD - Managing git repos, devops automation using GitHub actions and deploy in EKS, code commit, code deploy, code pipeline and deploy web application using elastic beanstalk, ECS etc. Worked on Terraform codes to build the sonarqube application with dns. Monitoring core application server metrics, logs and using Splunk tool. Using helm, Grafana, monitored K8’s pods, server hardware level logs like CPU, Memory, Storage, System load etc. Managing IAM users, roles and policies for various projects and IAM security like MFA etc. Managing the micro services and deployed as kubernetes application. Worked on ansible playbook for software applications automation. Newt Global India Pvt Ltd Designation Duration Tools used : Devops Engineer : Dec 2021 to Apr 2022 : AWS, Azure, Docker, kubernetes, GIT, Splunk, Grafana Roles & Responsibility      Deploying the applications changes and code changes to the Environments from DEV to PROD. Managed Kubernetes deployment and monitoring using grafana. Worked on renewing the SSL Certificates, S2S & P2S configuration, Geo-Replication for SQL Database, Sendgrid-Keycloak email configuration in Devops pipeline. Worked on the Aws Cloud services, IAM, Firewall, RDS aurora, Log Analytics, Vulnerability Assessment, Storage, Network and Security (guard duty, inspector etc.). Worked on Nat Gateway to establish the internet connection and access through private subnet from on premise to Ohio region. Monitored the servers, EKS environment using Prometheus & Grafana. Schawk India Pvt Ltd Designation Duration Tools used : Production Executive (Cloud devops engineer) : Apr 2021 to Oct 2021 : AWS, cloudflow (private cloud), Docker, Grafana, GitHub Roles & Responsibility       Managed GitHub repositories and permissions, including branching and tagging. Maintained our own cloud platform called Cloudflow. Utilized Cloud Watch to monitor resources such as EC2, CPU memory, EBS volumes; to set alarms for notification or automated actions; and to monitor logs for a better understanding and operation of the system. Managing S3 buckets, lifecycle policies for S3 buckets and Utilized S3 bucket and Glacier for storage and backup on AWS. Installing various applications in Linux, Ubuntu machines like Jenkins, docker, splunk, sonar cube etc. Monitoring the local servers using Prometheus & Grafana. Hurix Systems Pvt Ltd Designation Duration Tools used : Team Leader (AWS Cloud Management) : Mar 2019 to Oct 2020 : AWS, Azure VM, Github Roles & Responsibility • Worked on migration (windows 7 to cloud-lift & shift strategy) using VMware workstation. Hypervisor ---> OVA ---> S3 ---> VMIE ---> AMI ---> EC2 instance. AWS Cli configuration, setup environmental variable, Create IAM roles and policies, Import image, status values check. • Worked on the AWS EC2, S3, IAM, Route53, NSG, RDS, ELB, Cloud watch, EBS, ACM, Cloud formation, ECR, ECS, SNS & SQS, Cloud trail, CD-CP, API Gateway. Newgen Knowledge Works Pvt Ltd Designation Duration Tools Used : IT Executive : Sep 2012 to Mar 2019 : Linux, windows, Monitoring Roles & Responsibility  I worked as a system administrator, allocating the machines to user, installation automation, on-prem server maintenance, backup, Server monitoring, vulnerability checks, hiring the juniors, coordinating with vendors etc. Technical Skills           Languages/Scripts OS Cloud CI/CD Containerization IAAC Configuration management Web servers Monitoring tools Version Controllers : : : : : : : : : : Bash, Shellscript, Yaml. Windows, Linux, Ubuntu, Debian, MacOS AWS, Azure Code pipeline, GitHub actions Docker, kubernetes Terraform Ansible Apache, Nginx Splunk, Cloudwatch, Prometheus & Grafana Github, Code commit Education Qualification B.Sc. (Visual Communication) from Annamalai University (Chidambaram) 2012 60% Diploma in computer science engineering from DOTE (Aft. With AICTE) (AVPT College, Panruti) 2007 70% S.S.L.C from State Board of Tamil Nadu (NLC High School, Neyveli) 2004 85%