Ramesh Chelliah

Work history

Devops Engineer

Tata Consultancy Services

05.2024 - Current

Working on AWS services(EC2,EBS,S3,autoscaling)building infrastructure as a code(IAAC)using Terraform,deployment of applications into containers using CI CD pipeline.

Devops Engineer

Tech Mahindra

04.2023 - 04.2024

Working on AWS services (EC2, ELB, VPC, IAM, S3, RDS, CloudWatch)-infrastructure administration
Working on terraform scripts, modules for provisioning AWS infrastructure (IAAC).

Senior Devops Engineer

Ping Identity

05.2023 - 03.2024

Having good experience building and operating production-grade AWS infrastructure, ideally in multiple regions, and managing production Kubernetes clusters setup, creation of pods, services, deployment using manifest file, deployment of microservices using HELM chart, Kubernetes networking, liveness and readiness probe to monitor the health of Kubernetes cluster, PV, PVC (Persistent volume, K8S deployment strategies, dependency file
Experience on Argo CD which is a Kubernetes controller, responsible for continuously monitoring all running applications and comparing their live state to the desired state, nginx ingress controller, HA Proxy
Having good knowledge of Istio Service Mesh, Gitops
Working with git hub enterprise to manage source code repositories and performed branching, merging, and tagging depending on the requirement
Developing git hooks for the local repository, code commit, and remote repository, code push functionality and worked on the git hub
Experience in working on version control systems like subversion, git and used source code management client tools like git bash, Github and other command-line applications.

Senior Architect-Devops

Devon Software

11.2022 - 03.2023

Experience on writing docker ﬁles, creating images and running containers from an image for microservices application deployment, docker hub, private registry, docker compose
Experience on Git, GitHub open-source end-to-end software development platform with built-in version control, issue tracking, code review
Experience on Agile software development following DevOps practices such as Scrum and Kanban
Effectively trained and managed a team of 5 devops engineers in 2 months to increase the productivity by 15% and delivered the project as Architect in a cross-functional team of 5-member team “gives me a much better indication of the size of teams I have worked in as well as the role which I had.” Coordinated with business partners toward the successful launch of an e-publishing product as per the customer requirement
Implementation of CI/CD, understanding of disciplined methods in the design, development, debugging and test of software programs.

Devops Engineer

Capgemini Technology Services India Limited

03.2021 - 08.2022

Having good experience building and operating production-grade AWS infrastructure, ideally in multiple regions, and managing production Kubernetes clusters setup, creation of pods, services, deployment using manifest file, deployment of microservices using HELM chart, Kubernetes networking, liveness and readiness probe to monitor the health of Kubernetes cluster, PV, PVC (Persistent volume, K8S deployment strategies, dependency file
Experience on Argo CD which is a Kubernetes controller, responsible for continuously monitoring all running applications and comparing their live state to the desired state, nginx ingress controller, HA Proxy
Having good knowledge of Istio Service Mesh, Gitops
Developing our CI/CD (Jenkins)declarative and scripted pipelines and infrastructure to accelerate the development of new software features with confidence in code quality and performance
Build a cloud architecture practice, creating a well-integrated, well-documented stack of cloud standardized services, helping developers make the most of the cloud resources, features, and possibilities while minimizing variation across teams
Experience in AWS and solving complex business issues, architecture/cloud platform architecture experience with AWS, defining cloud reference architectures and patterns in large multi-account AWS
Experience with IaaS and PaaS areas within AWS technology stack, and application to solve business problems, setting up of AWS 3 Tier Architecture using Terraform Modules
Experience with deployment, automation/configuration management, Track record of building, reusable scripts, tooling and automation solutions
Pro-actively defining, optimizing, automating, publishing and communicating deployment patterns, for business and centrally managed environments and also acting as an escalation point for engineering teams in troubleshooting and incident management
Having experience on python scripting using AWS boto3 module for infrastructure automation such as EC2, VPC provisioning, IAM user list using python, data types, variables etc
Leading on integrating DevOps methodology into the development and operations lifecycles
Worked on terraform provisioners, state file, terraform best practices, configuring remote backend, terraform namespaces, terraform sentinel policy evaluation, state locking
Monitoring and observability of deployed infrastructure such as Jenkins, Docker using Prometheus and Grafana.

AWS Cloud Devops Engineer

Infosys Limited

02.2019 - 03.2021

Managing User access on Resources (Grant / Revoke), GIT Branches
Worked on ansible roles, vault, ansible tower (GUI platform to execute playbooks, roles etc.), variables, jinja2 templates for configuration management with implementation of standards and best practices
Doing server & applications support and Ensuring Backup and Creating Backup Policy
Understanding of ITIL service management processes and having eexperience with Jira, Ability to drive the Change Management and Release Management processes, escalating issues to the senior management team
Worked on AWS Services such as EC2, ELB, RDS, IAM, CloudWatch, Autoscaling, Route53, creating highly secure infrastructure using VPC
Managing backups using snapshot creation automation of it using scripts
Creating infrastructure as a code (IAAC) using Terraform for infrastructure provisioning, creating custom metrics for Cloud watch monitoring
Utilize EBS to store persistent data and mitigate failure by using snapshots, Attaching or Detaching EBS volume to AWS EC2 instance
Using AWS Inspector for vulnerability management service that continuously scans your AWS workloads for software vulnerabilities
Hands-on experience with Amazon Web Services (AWS) and in designing and implementing scaled cloud systems with a focus on solution architecture, using a range of tools and services, infrastructure-as-code, DevSecOps and security engineering practices
Solid experience in working with Amazon Web Services (AWS), such as SSO, Config, Lambda, Trusted Advisor, Inspector, Security Hub, Cognito, Guard Duty, KMS, Shield, as well as IaaS, PaaS and SaaS services covering SDLC
Good knowledge of security technologies including Firewalls, SG/NACL, Certificate Management, vulnerability management
Defining and maintain standards, best practices for managing AWS resources and ensuring teams follow appropriate processes and interacting with dev and QA teams to provide tools and infrastructure evolution to fit their needs and providing assistance to them for CI CD pipeline build
Understanding customer requirements and project KPIs, implementing various development, testing, automation tools, and IT infrastructure, Planning the team structure, activities, and involvement in project management activities
Setting up tools and required infrastructure, Defining and setting development, test, release, update, and support processes for DevOps operation
To review, verify, and validate the software code developed in the project., Troubleshooting techniques and fixing the code bugs
Monitoring the processes during the entire lifecycle for its adherence and updating or creating new processes for improvement and encouraging and building automated processes wherever possible
Identifying and deploying cybersecurity measures by continuously performing vulnerability assessment and risk management, Incidence management and root cause analysis
Coordination and communication within the team and with customers, Selecting and deploying appropriate CI/CD tools, strive for continuous improvement and build continuous integration, continuous development, and constant deployment pipeline (CI/CD pipeline)
Mentoring and guiding the team members, monitoring and measuring customer experience and KPIs,managing periodic reporting on the progress to the management and the customer.

System Engineer

Fidelity information services

08.2016 - 02.2019

Software Engineer

Maintec Technologies Pvt Ltd

12.2015 - 08.2016

Summary

Overview

Work history

Devops Engineer

Devops Engineer

Senior Devops Engineer

Senior Architect-Devops

Devops Engineer

AWS Cloud Devops Engineer

System Engineer

Software Engineer

Education

Bachelor of Engineering -

Certification

SKILL SETS

Timeline

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