Summary

Overview

Work History

Education

Skills

Certification

Timeline

Thiyagarajan Gunasekaran

Devops Architect

Chennai

Summary

Having 14 years of experience, I have helped organizations to improve the quality of the software, reducing the software development/operational cost and immediate feedback/monitoring.

Overview

years of professional experience

Certifications

Work History

DevOps Architect

WIPRO

03.2022 - Current

Create and maintain fully automated CI/CD pipelines for code deployment.
Actively manage, improve, and monitor cloud infrastructure on AWS, EC2 including backups, patches, and scaling.
Used Ansible for Configuration Management and having good knowledge of Chef & Puppet.
Automated build and deployment using Jenkins to reduce human error and speed up production processes.
Managed GitHub repositories and permissions, including branching and tagging.
Containerizing applications with Docker. Responsible for managing the Docker private registry and having good knowledge of maintaining containers using Docker swarm.
Moderate exposure of Python Technologies.
Works on AWS Services but Mainly Concentrated on: EC2 (ELB, AUTO SCALING, EBS), VPC, IAM.
Setup/Managing VPC, Subnets; make connection between different zones; blocking suspicious ip/subnet via ACL.
Setup/Managing CDN on Amazon Cloud Front to improve site performance.
Creating/Managing AMI/Snapshots/Volumes, Upgrade/downgrade AWS resources (CPU, Memory, EBS).
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

Senior Network Engineer

UST GLOBAL

06.2018 - 09.2021

Create and maintain fully automated CI/CD pipelines for code deployment.
Actively manage, improve, and monitor cloud infrastructure on AWS, EC2 including backups, patches, and scaling.
Used Ansible for Configuration Management and having good knowledge of Chef & Puppet.
Automated build and deployment using Jenkins to reduce human error and speed up production processes.
Managed GitHub repositories and permissions, including branching and tagging.
Containerizing applications with Docker. Responsible for managing the Docker private registry and having good knowledge of maintaining containers using Docker swarm.
Moderate exposure of Python Technologies.
Works on AWS Services but Mainly Concentrated on: EC2 (ELB, AUTO SCALING, EBS), VPC, IAM.
Setup/Managing VPC, Subnets; make connection between different zones; blocking suspicious ip/subnet via ACL.
Setup/Managing CDN on Amazon Cloud Front to improve site performance.
Creating/Managing AMI/Snapshots/Volumes, Upgrade/downgrade AWS resources (CPU, Memory, EBS).
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.

Programmer analyst

Cognizant technology solutions

03.2007 - 04.2013

Played core member role in Requirement Clarification, Impact Analysis, Design, Coding, Code Review, Unit Testing, End-to-End testing and support system testing.
Done Impact analysis on the maintenance modules to identify the impacted programs that are required to change as part of this new Servicing Interface.

Software engineer

Tata Consultancy Services

06.2006 - 02.2007

Analyzed the existing Cobol programs, Jobs, DB2 Database
Participated in the Detail Design Review meetings
Designed/Coded new programs using COBOL

Education

Bachelor in Engineering - B tech

St. Peter's Engineering College

Skills

Operating Systems: Linux, RHEL, Windows

Version Controlling Tools: GIT

Documentation: Confluence

Scripting: Bash Scripting, Python, YAML

Build: Groovy, Maven, XLR

Config Management: Ansible, CloudFormation, Terraform

Continuous Integration: Jenkins

Application Server: Websphere

Defect Tracking: Jira

Container Technology: Compose, Docker, ECS, EKS, Swarm

Virtual Environment: Vagrant, Virtualbox

Cloud Platforms: AWS, Azure

Monitoring: Nagios, Prometheus, Splunk

Code Quality: SonarQube

Repository Management: Nexus

Project Execution Methods/: Agile, SDLC