Summary
Overview
Work History
Education
Skills
Certification
Languages
Timeline
Generic

BOOBALAN A

vijayamagalam

Summary

Results-driven Senior DevOps Engineer with 6.3 years of hands-on experience designing, automating, and optimizing scalable cloud infrastructure, and CI/CD pipelines for enterprise-grade platforms across AWS, GCP, and on-premise environments. Certified Kubernetes Administrator (CKA) and AWS Solutions Architect Associate (SAA-C03), with a proven track record of delivering secure, reliable, and high-performing infrastructure using tools such as Terraform, Jenkins, Docker, Kubernetes, and Ansible.

Overview

6
6
years of professional experience
1
1
Certification

Work History

Sr DevOps Engineer

VVDN Technologies Pvt Ltd
Pollachi
06.2022 - Current
  • Hands-on experience with AWS services such as VPCs, Route 53, CloudFront, ELB, ACM, ECS, EKS, Cognito, EC2, IAM, S3, RDS, KMS, Lambda, CloudWatch, and Auto Scaling, for designing and deploying scalable and resilient infrastructures.
  • Managed infrastructure across multiple AWS accounts (Dev, Stage, Prod), implementing secure IAM role-based access, consolidated billing, and automated cross-account resource provisioning using Terraform and AWS Organizations.
  • Collaborated with engineering and finance teams to implement cost visibility dashboards and budgeting alerts via AWS Cost Explorer, Budgets, and Trusted Advisor.
  • Designed and implemented Bitbucket CI/CD pipelines, ensuring streamlined deployments with approval workflows across development, staging, and production environments.
  • Deployed and managed production-grade applications on ECS and EKS, including cluster upgrades and maintenance.
  • Managed multiple Chef environments (dev, stage, prod) and deployed 20+ services using Chef cookbooks across these environments.
  • Implemented 99% Zero-Touch Automation for application and infrastructure provisioning on AWS using Terraform reusable modules, Bitbucket CI/CD, and Python scripts.
  • Automated complex Couchbase cluster deployments and Chef backup/restore processes for using Python.
  • Implemented ZTA pipelines for seamless Chef deployments, improving deployment consistency and saving time.
  • Applied cost optimization strategies, resulting in a 20% cost reduction across AWS infrastructure.
  • Migrated legacy EC2-based applications to serverless and containerized infrastructures, enhancing efficiency and reducing operational overhead.
  • Ensured all DevOps activities were well-documented in Confluence for transparency and collaboration.
  • Maintained a structured RCA and FIX inventory for all Dev and DevOps-related issues throughout the project lifecycle.

DevOps Engineer

TKT soft solutions
Chennai
03.2019 - 06.2022
  • Deployed 18 high-availability (1+1) self-managed Kubernetes clusters in production, utilizing Keepalived and PCS for HA and cluster management.
  • Migrated EMS applications from CentOS 7.9 to RedHat 9.3, addressing CentOS EOL.
  • Executed replatforming migration to move applications from on-prem to GCP, reducing infrastructure cost by 50%, and improving reliability.
  • Implemented containerization using Docker, created optimized Dockerfiles, and managed images in a private Docker registry.
  • Configured and deployed NGINX as an Ingress controller in Kubernetes, optimizing application routing and load balancing.
  • Deployed Redis as a StatefulSet in Kubernetes, providing efficient in-memory caching.
  • Managed RabbitMQ deployments in Kubernetes for inter-service communication and message queuing.
  • Implemented NFS Provisioners for dynamic PV provisioning and configured external NFS servers for shared storage.
  • Deployed and managed Cassandra high-availability (1+1) clusters, including scaling and fault tolerance configurations.
  • Set up secure FTP servers using Vsftpd, enabling reliable file transfers from devices to EMS applications.
  • Managed Kubernetes Dashboards, Prometheus, and Grafana for real-time cluster monitoring in production.
  • Built and maintained Jenkins pipelines for continuous delivery across Kubernetes environments.
  • Configured Syslog and ELK stack for centralized logging and alerting in production.
  • Configured NTP servers/clients to ensure consistent time synchronization across the infrastructure.
  • Authored Ansible playbooks for Kubernetes cluster provisioning and application deployments, reducing deployment time by 70%.
  • Implemented 100% CI/CD automation with Jenkins for all Kubernetes-based application deployments.
  • Identified and remediated 200+ OS, server, and application-level security vulnerabilities.
  • Automated deployment of security patches and fixes using Shell and Python scripts.
  • Used Helm to install and manage services like NGINX Ingress, Redis, RabbitMQ, and NFS-Provisioner in Kubernetes.

Education

BE - MECHANICAL ENGINEERING

Vidhya Mandhir Institute of Technology
ERODE
01.2018

Skills

  • Version Control System: GitHub, GitLab, Bitbucket
  • Operating System: Linux (Ubuntu, Centos & RedHat)
  • Cloud Platform: AWS, GCP
  • CI/CD Tool: Jenkins, Bitbucket CICD
  • Code Scanning Tools: SonarQube
  • Binary Repository Management Tools: Nexus
  • Networking: SSH, TCP, UDP, HTTP, HTTPS, NTP, FTP
  • Containerization Tools: Docker, Docker-compose, Containerd, Podman
  • Orchestration: Kubernetes
  • Database: Cassandra, Mysql, Mongo, Couchbase
  • Configuration Management Tool: Ansible, Chef
  • IaC: Terraform
  • Monitoring: Kubernetes-dashboard, EFK, Prometheus & Grafana
  • Scripting Languages: Shell Scripting, python
  • Caching technology: Redis
  • Message broker: Rabbitmq
  • Package manager: Helm
  • PM tools: JIRA

Certification

  • AWS Certified Solutions Architect – Associate (SAA-C03)
  • Certified Kubernetes Administrator (CKA) – Dec 2023
  • Google Cloud Certified – Professional Cloud Architect (PCA) – Dec 2023

Languages

  • English
  • Tamil

Timeline

Sr DevOps Engineer

VVDN Technologies Pvt Ltd
06.2022 - Current

DevOps Engineer

TKT soft solutions
03.2019 - 06.2022

BE - MECHANICAL ENGINEERING

Vidhya Mandhir Institute of Technology

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