Summary
Overview
Work History
Education
Skills
Websites
Timeline
Generic

Raghu Bantu

Hyderabad

Summary

AWS DevOps & SysOps Engineer with 8 years of experience in designing and managing scalable cloud infrastructure. Expertise in CI/CD pipeline development, infrastructure as code (IaC), and automated deployments using Jenkins, Git, Terraform, and CloudFormation. Strong skills in SysOps administration, focusing on monitoring, incident response, and performance tuning to ensure high availability of critical systems on AWS. Demonstrated success in streamlining operations and enhancing deployment reliability in enterprise environments.

Overview

8
8
years of professional experience

Work History

Senior Systems Engineer

CGI
Hyderabad
12.2023 - Current
  • Designed, implemented, and managed secure, scalable, and fault-tolerant AWS infrastructure for enterprise-grade applications.
  • Automated infrastructure provisioning and deployments using Terraform, AWS CloudFormation, and Ansible, ensuring consistency and reliability across multiple environments.
  • Developed and maintained CI/CD pipelines using Jenkins, Git, and AWS CodePipeline to achieve continuous integration and automated software delivery.
  • Administered AWS services including EC2, S3, RDS, VPC, IAM, EBS, CloudFront, and Route 53, ensuring optimal performance, security, and availability.
  • Configured and optimized Auto Scaling Groups, Elastic Load Balancers (ALB/NLB), and CloudWatch alarms for resilient, self-healing infrastructure.
  • Monitored infrastructure health and performance using AWS CloudWatch, Prometheus, and Grafana, enabling proactive issue identification and resolution.
  • Implemented FinOps best practices, driving cost optimization through detailed AWS usage analysis, scheduling non-prod environments, and leveraging Reserved Instances and Savings Plans.
  • Automated environment operations by creating AWS Lambda functions to schedule start/stop of development and staging instances.
  • Deployed and managed containerized microservices using Docker, Kubernetes (EKS), and ECS, enhancing scalability and deployment consistency.
  • Designed and validated backup and disaster recovery (DR) strategies using AWS Backup, S3, and Glacier, ensuring data durability and business continuity.
  • Implemented and maintained infrastructure security and compliance with AWS Config, CloudTrail, GuardDuty, and KMS.
  • Managed OS patching, server hardening, and configuration management across Linux and Windows systems to maintain a secure operating environment.
  • Developed complex multi-environment Terraform modules with reusable components for VPCs, EC2, RDS, and EKS, enabling scalable, automated provisioning across projects.
  • Integrated Terraform with remote backends (S3 + DynamoDB) and state locking mechanisms to ensure secure and consistent infrastructure state management.
  • Built and maintained Infrastructure as Code (IaC) using Terraform, detecting and resolving IaC drifts automatically to maintain alignment between deployed resources and source code.
  • Implemented drift detection pipelines to monitor and auto-remediate configuration deviations across AWS environments, improving stability and compliance.
  • Led incident response, root cause analysis (RCA), and performance tuning, ensuring system reliability and minimizing downtime.
  • Successfully performed cross-account AWS database migrations with zero data loss and minimal downtime.
  • Authored and maintained technical documentation, including SOPs, architecture diagrams, and deployment runbooks, to ensure operational transparency.

DevOps Engineer

Cognizant Technology Solutions
Hyderabad
04.2021 - 12.2023
  • Architecting and implementing AWS Cloud infrastructure based on application requirements.
  • Profound in building enterprise class, highly available CICD pipeline from code in a highly elastic, cloud native environment.
  • Experienced in writing the CI / CD pipelines for the end to end automation of the enterprise applications using Jenkins.
  • Hands on experience with the container orchestration platforms like Kubernetes & EKS and containerization Docker.
  • Infrastructure automation(IaaC) using the tools like Terraform.
  • Experience and solid understanding of end to end development to delivery cycle.
  • Creating custom Docker images using docker file for easier replication of DEV and QA environments in local machine.
  • Experienced in branching, merging and maintaining the versions using SCM tools like Git and GitHub on Linux platform.
  • Responsible for building Jenkins multi-branch pipelines.
  • Installed, Configured, and Managed Monitoring tools such as Nagios for Resource Monitoring.
  • Managed the configurations of multiple servers using Ansible.
  • Created Pods, Deployments, Services and Replication Controller in Kubernetes.
  • Experience building microservices and deploying them into Kubernetes cluster as well as Docker Swarm.
  • Used Jenkins Amazon Web Services (AWS) Code Deploy plugin to deploy to AWS.
  • Implemented AWS solutions using E2C, S3, RDS, EBS, Elastic Load Balancer and Auto scaling groups.

Senior Analyst (DevOps Engineer)

Virtusa Systems
05.2017 - 04.2021
  • Interacted with the client gathered requirements and created the infrastructure on AWS.
  • Continuous Performance Management. Measuring performance and working with developers and QAs.
  • Created CI/CD pipelines for the building and deploying the applications to the corresponding environments.
  • Used Terraform to automate the code for the creation of the infrastructure for different environments.
  • Taken care of the building Docker images and deploying them to the EKS cluster for different environments.
  • Worked on branching and merging and resolving branching conflicts.
  • Helped make the company's development, testing and production environments more consistent by implementing container technology using Docker.
  • Work with Release Manager and development teams to deploy software releases.
  • Responsible for taking the source code and compiling using Maven and package it in its distributable format, such as WAR file.
  • Monitored automated build and continuous software integration process to drive build/release failure resolution.
  • Worked effectively with cross-functional design teams to create software solutions that elevated client side experience and significantly improved overall functionality and performance.
  • Worked closely with software development and testing team members to design and develop robust solutions to meet client requirements for functionality, scalability and performance.
  • Worked on Jenkins multi-branch pipelines.
  • Part of a 10 - person team that developed a CI/CD pipeline and cut software release times by 50% with a 15% increase in customer satisfaction.
  • Worked directly with the DevOps team and senior DevOps manager to test system integrity.
  • Proactively identified and resolved performance bottlenecks for a new application before it went to production.
  • Develop, support, and improve tools for continuous integration, automated testing and release management.

Education

B.Tech - Computer Science

VITAE, JNTU(H)
Hyderabad
05.2016

Skills

SCM Tools: Git, GitHub

Build Tools: Maven

CI / CD : Jenkins & Jenkins Pipelines Containerization Tools: Docker, Kubernetes and EKS

Cloud Platforms: AWS (IAM, EC2, VPC, Database, Storage, CloudWatch, ELB , ALB, Lambda, Glue, EB, S3, SNS & FinOps)

Infrastructure as a Code: Terraform

Configuration Management Tools: Ansible, Puppet

Databases: MySQL

Reporting Tools: Nagios, Cloud Watch

Operating System: Windows, Linux

Websites

Timeline

Senior Systems Engineer

CGI
12.2023 - Current

DevOps Engineer

Cognizant Technology Solutions
04.2021 - 12.2023

Senior Analyst (DevOps Engineer)

Virtusa Systems
05.2017 - 04.2021

B.Tech - Computer Science

VITAE, JNTU(H)
Raghu Bantu