Kamalakar Pinnapureddy
South Lyon,MI
Summary
Dynamic IT expert skilled in AWS and cloud architecture, with a proven track record in automation and infrastructure management. Successfully developed reusable Terraform modules and standardized deployment processes, enhancing system reliability and performance. Collaborates effectively with stakeholders to align cloud solutions with business objectives.
Overview
17
17
years of professional experience
1
1
Certification
Work History
Cloud Devops Engineer
State of Michigan
04.2024 - Current
- Designed and implemented CI/CD pipelines using Azure DevOps, ensuring controlled deployments across dev, QA, UAT, and prod environments.
- Standardized AWS infrastructure provisioning by developing reusable Terraform modules for scalability across multiple environments.
- Led automation initiatives for AWS onboarding, reducing manual effort with Infrastructure as Code best practices.
- Provisioned core AWS services including IAM, S3, EKS, VPC, and RDS to maintain secure and highly available cloud environments.
- Standardized deployment processes for MIHP applications using GitOps practices with Argo CD for automated Kubernetes deployments.
- Troubleshot complex multi-environment issues, resolving networking and Kubernetes workload challenges, improving system reliability.
- Established and enforced branching strategies, improving code quality and fostering team collaboration during releases.
- Collaborated with CTO team on architecture planning, influencing decisions on cluster sizing and access roles during project phases.
Sr AWS Devops Engineer
ERPA
09.2022 - 03.2024
- Spearheaded onboarding of new applications into Jenkins, architecting pipelines to accelerate deployment cycles.
- Orchestrated end-to-end DevOps lifecycle, integrating Jenkins with version control and automated testing frameworks to enhance deployment efficiency.
- Automated monitoring and maintenance tasks for Jenkins infrastructure on AWS ECS using Terraform principles.
- Integrated Jenkins logs with Dynatrace for performance monitoring, facilitating proactive issue resolution.
- Led L3 support for Jenkins platform, guiding clients in successful migration from Gen2 to Gen3 environments.
- Provided troubleshooting for user-reported issues on Jenkins platform, diagnosing root causes systematically.
- Offered weekend support for critical incidents and scheduled maintenance, ensuring platform reliability under high demand.
- Designed scalable AWS infrastructure solutions to optimize resource utilization and enhance system reliability.
Principal Systems Engineer
Quicken Loans
07.2020 - 09.2022
- As a Principal Systems Engineer, I’m responsible for ensuring the stability, integrity, and efficient operation of the in-house information systems that support core organizational functions. This is achieved by monitoring, maintaining, supporting, and optimizing all AWS infrastructure and associated operating systems.
- Demonstrated expertise in developing and operationalizing highly available and resilient cloud solutions by applying system engineering, network engineering, and multi-region design strategies.
- Successfully migrated applications from on-premises Docker EE to the cloud, specifically leveraging AWS Elastic Kubernetes Service (EKS).
- Orchestrated the building and deployment of applications within AWS EKS clusters, ensuring efficient scaling and management.
- Made significant contributions to the Kubernetes platform, leveraging skills in deployment, management, and optimization.
- Created new AWS Lambda functions to automate various tasks and enhance operational efficiency.
- Implemented Java-based data aggregation and processing pipelines for real-time monitoring and reporting of AWS resource usage and costs.
- Developed and maintained Terraform modules for the Terraform community, ensuring high quality through integration tests with Terratest.
- Evaluated and designed AWS infrastructure and architectural plans for new products and applications, adhering to best practices.
- Implemented robust encryption practices using AWS Key Management Service (KMS) to secure sensitive data both in transit and at rest.
- Utilized AWS Web Application Firewall (WAF) to protect web applications and APIs from potential security exploits, bots, and resource consumption issues.
- Conducted comprehensive security audits to proactively identify vulnerabilities and performed risk analyses to determine suitable security countermeasures.
- Implemented Dynatrace monitoring tool to effectively monitor various AWS services, including Lambda, EKS, and EC2 instances.
- Proficient in building static and dynamic websites using AWS S3, CloudFront, and Lambda@Edge.
- Demonstrated expertise in building and utilizing AWS messaging services such as SQS, SNS, and EventBridge for reliable and scalable event-driven architectures.
- Created internal tool in Java to centralize AWS resource information across multiple accounts, enhancing monitoring and management capabilities.
- Collaborated cross-functionally to enhance tool functionality, demonstrating strong Java development skills and problem-solving abilities.
- Built APIGateways and meticulously documented APIs using Swagger, ensuring clear communication and seamless integration with partner applications.
- Authored informative articles in the enterprise knowledge base, providing answers to frequently asked questions and promoting self-service supports.
Sr.Cloud Devops Engineer
Ask Applications
08.2017 - 06.2020
- Led team to support cloud infrastructure aligned with business needs for hybrid multi-tenant environments, ensuring continuous performance monitoring. Architected CI/CD pipeline solutions for automated deployments in AWS and GCP using Docker and Kubernetes. Participated in architecture planning sessions with development teams and communicated with stakeholders. Redesigned cloud security protocols to achieve GDPR compliance.
- Implemented DevOps migration and automation strategies, enhancing build and deployment systems for improved operational reliability.
- Created comprehensive CI/CD pipelines for automated code builds, utilizing tools like Jenkins, Maven, Bitbucket, SonarQube, Nexus, Ansible, and S3.
- Developed reusable Terraform modules to efficiently deploy cloud infrastructure on AWS and GCP, leveraging infrastructure-as-code principles.
- Successfully created and managed clusters in Google Cloud, utilizing Kubernetes (K8s) for container orchestration. Leveraged Jenkins for streamlined code deployments, namespace creation, Docker image management, and Google Cloud Container Registry integration.
- Designed and implemented networking solutions between the corporate data center and AWS Virtual Private Cloud (VPC) using AWS tunnels, including Customer Gateway and Virtual Gateway configurations.
- Utilized Lambda Functions to seamlessly integrate Slack channel communication with SQS, enabling efficient message handling and processing.
- Proficient in creating monitoring dashboards using New Relic and Stack Driver, enabling real-time visibility into system performance. Configured alerting mechanisms and integrated with Slack channels for proactive notification of critical events.
Operations Manager
Cognizant Technology Solutions
06.2015 - 07.2017
- Managed operations of cloud-based products in AWS, collaborating closely with Client Infrastructure Services, Production Engineering, and R&D teams to develop and maintain operational best practices for deploying and implementing hosted systems and all cloud offerings to clients.
- Led data migration initiatives, successfully transferring on-premises environments to AWS, ensuring seamless integration and efficient utilization of cloud resources.
- Oversaw the migration of Linux environments to AWS/RHEL, harnessing the power of auto-scaling capabilities to ensure scalability and responsiveness.
- Designed and deployed a diverse range of applications, leveraging various components of the AWS stack such as EC2, Route53, S3, RDS, DynamoDB, SNS, SQS, IAM, VPC, Autoscaling, and Security Groups. Emphasized high availability, fault tolerance, and auto-scaling for optimized performance.
- Implemented AWS Route53 to intelligently route traffic across different regions, enhancing performance and resiliency.
- Configured Ansible server, workstation, and nodes using CLI tools, facilitating efficient management and automation of AWS nodes.
- Employed Ansible for configuration management, enabling consistent and scalable infrastructure provisioning.
- Deployed and provided support for Memcached using AWS ElastiCache, optimizing caching capabilities for improved application performance.
- Utilized GitHub private repositories for version control of source code and Ansible playbooks, ensuring efficient collaboration and tracking of changes.
- Possess a strong understanding of ELB (Elastic Load Balancer), security groups, NACL (Network Access Control Lists), NAT (Network Address Translation), firewall configurations, and Route 53 for robust network architecture.
- Designed and developed automation test scripts using Python, enhancing testing efficiency and accuracy.
- Managed GIT and SVN as source control systems, ensuring seamless version control and collaborative development practices.
Cloud Infrastructure Engineer
Sears
09.2014 - 05.2015
- Played a key role in the design and development of core AWS services, including Amazon EC2, S3, RDS, Elastic Load Balancing, SQS, VPC, and more, ensuring robust and scalable infrastructure for clients.
- Played a key role in the design and development of core AWS services, including Amazon EC2, S3, RDS, Elastic Load Balancing, SQS, VPC, and more, ensuring robust and scalable infrastructure for clients.
- Implemented effective security measures by configuring Security Groups, governing inbound and outbound access to AWS resources, bolstering data protection and network security.
- Strengthened security measures by creating AWS Multi-Factor Authentication (MFA) for instance RDP/SSH logon, collaborating with cross-functional teams to enforce stringent security protocols.
- Strengthened security measures by creating AWS Multi-Factor Authentication (MFA) for instance RDP/SSH logon, collaborating with cross-functional teams to enforce stringent security protocols.
- Leveraged newly released APIs to set up specific IAM profiles per group, granting controlled access to AWS resources based on user roles, enhancing security and compliance.
- Executed AWS data backup strategies with snapshot and AMI creation, ensuring data integrity and disaster recovery while implementing data-at-rest security measures to protect sensitive information.
Storage and Virtualization Admin
EMC
02.2011 - 09.2014
- Led the design, implementation, and management of enterprise-class Storage Area Network (SAN), Network Attached Storage (NAS), and backup systems from multiple vendors.
- Led the design, implementation, and management of enterprise-class Storage Area Network (SAN), Network Attached Storage (NAS), and backup systems from multiple vendors.
- Automated routine operations such as storage provisioning, snapshots/clones management, backups, migrations, data replication, alerts, health checks, and capacity reporting. Utilized scripting languages like UNIX Shell, PowerShell, and Python to enhance operational efficiency.
- Successfully deployed remote storage migration/replication solutions for VMAX, leveraging technologies such as PPME, Open Replicator, SRDF, storage vMotion, and RecoverPoint.
- Designed, configured, and maintained Cisco FC SAN switches, ensuring optimal performance and reliability. Conducted testing and deployment of new firmware releases and patches to enhance functionality.
- Led refresh of storage, compute, and network environments in data center, enhancing scalability for disaster recovery (DR) and relocating clients' backup and archive infrastructure for seamless transition.
- Led the refresh of storage, compute, and network environments in a data center to improve scalability for disaster recovery (DR). Relocated clients' backup, archive, and file infrastructure to ensure seamless operations during the transition.
- Utilized Cisco IOS commands for SAN zoning, optimizing connectivity and security in storage networks.
- Possess extensive experience with FC SAN, iSCSI SAN, and NAS (EMC CX3, Isilon, VMAX) storage technologies, working seamlessly within VMware environments.
Storage Administrator
CTRL’s Datacenters
06.2009 - 01.2011
- Managed all centralized storage technologies, including various SAN and NAS environments, storage networks, DAS environments, and other classified storage technologies.
- Oversaw SAN and NAS systems personnel, ensuring smooth operations and adherence to established processes.
- Collaborated closely with the development and product engineering teams, contributing valuable insights and expertise in relation to SAN and NAS technologies.
- Aligned storage technology with business objectives, seeking opportunities to leverage storage solutions for company goals.
- Conducted data migration initiatives using tools like Open Migrator, Open Replicator, SRDF, and LVM, ensuring seamless and efficient transfer of data between systems.
- Led successful data migrations from DMX to VMAX and CX to VMAX, ensuring minimal disruption and data integrity.
- Responsible for day-to-day storage allocations from VMAX to various servers, optimizing resource utilization and performance. Monitored the performance of VMAX using performance analyzers, proactively identifying and addressing any performance bottlenecks.
Education
Master of Science - Computer Science Engineering
University of Southern California
Los Angeles, CA01-2009
Bachelor of Engineering - Electronics and Communications
Osmania University
Hyderabad, India01-2007
Skills
- AWS Compute
- VPC
- ECS
- EKS containers
- Lambda
- RDS
- S3
- IAM
- ELB
- Route53
- SNS
- SQS
- EventBridge
- KMS
- WAF
- API Gateway
- ECR
- Elastic Cache
- EFS
- Code Build
- AWS CodePipeline CI/CD
- Jenkins CI/CD pipeline
- CircleCI CI/CD pipeline
- GitHub Actions CI/CD
- Azure DevOps CI/CD
- Docker containers
- Kubernetes containers
- Helm containers
- Ansible automation
- Terraform automation
- OS Linux
- Shell scripting
- Python scripting
- CloudWatch monitoring
- New Relic monitoring
- Dynatrace monitoring
- Stackdriver monitoring
- Papertrail monitoring
- ELK Stack monitoring
- SQL database
- Postgres database
- DynamoDB database
- Nginx web server
- ECS containers
- Ansible automation
- Terraform automation
Certification
- AWS Solutions Architect Professional
Timeline
Cloud Devops Engineer
State of Michigan
04.2024 - Current
Sr AWS Devops Engineer
ERPA
09.2022 - 03.2024
Principal Systems Engineer
Quicken Loans
07.2020 - 09.2022
Sr.Cloud Devops Engineer
Ask Applications
08.2017 - 06.2020
Operations Manager
Cognizant Technology Solutions
06.2015 - 07.2017
Cloud Infrastructure Engineer
Sears
09.2014 - 05.2015
Storage and Virtualization Admin
EMC
02.2011 - 09.2014
Storage Administrator
CTRL’s Datacenters
06.2009 - 01.2011
Master of Science - Computer Science Engineering
University of Southern California
Bachelor of Engineering - Electronics and Communications
Osmania University