Varun Shivakumar Email & Phone Number

Reston, Virginia, United States

• Responsible for upgrades and maintenance for all federal (AWS GovCloud) EKS clusters amounting to 200+ nodes and 6000+ pods.
• Redesigned our AMI builds and EKS upgrade processes improving our uptime of our core product from two to three-9's (99% -> 99.9% uptime) and working on achieving the fourth 9.
• Upgraded our EKS terraform modules from 17.x -> 20.x. Implemented additional improvements which allowed our SecOps team to implement changes to security agents much more quickly (from hours to minutes)
• Upgraded EKS clusters from 1.20 -> 1.29 for cluster components (control plane, addons like VPC CNI and kube-proxy and data plane components like kubelet and AMIs) and facilitated upgrades to all other components (all.
• Architected our entire SDLC flow for internal product, external vendors, security tools, AMI builds and terraform/terragrunt
• Wrote and contributed to RFCs for our PKI, management access and network architectureDeployed and maintain core services and infrastructure

Mclean, Virginia, United States

API Gateway is a mission-critical platform within C1, which is responsible for handling all API traffic and providing advanced capabilities to the producers and consumers. It handles billions of requests every day with a peak of 200K+ req/sec. Developing capabilities related to standards like OAUTH2, OIDC, gRPC, Open API 3.0. Building federated lightweight.

Vienna, Virginia, United States

• Lead the cloud container initiative for the National Background Investigation System (NBIS)
• migrated applications from EC2 to Fargate
• implemented container scanning with ECR, JFrog XRay, Trivy and Twistlock
• wrote a Concept of Operations (ConOps) for FargateCreated and managed all resources in production AWS account using CDK/Cloudformation
• provisioned VPCs, subnets, transit gateways, internet gateways, security groups, ECS clusters, config rules, lambda functions, Cloudwatch log groups, CW event rules, CW metrics, EC2 instances, load balancers, S3.
• leveraged cloudformation init, ansible and SSM to manage EC2 instancesCreated/Maintained Gitlab pipelines for development teams (NPM, Go, Chef, Maven) internally and with external contractors. Configured Artifactory as.

Reston, Virginia

Communicated with clients, took their SaaS applications and deployed, configured and secured them for FedRAMP audits on our Openstack cloud. Successfully took eTranservices/UDPaaS to FedRAMP authorizationImplemented Ansible best practices and actively trained other engineersImplemented automated backups of instances in RHV (RedHat Virtualization) using the.

Reston, Virginia

Implemented Build Verification Testing (BVT) on top of our Jenkins CI/CD pipeline which automatically runs all tests on code commit and notifies the committer via email and Slack if there were test failures.Provisioned 50+ new hardware machines designated for testing on Foreman using Ansible scripts to support different test-machine configurations..

East Setauket, NY

Designed and developed a web-based social media platform that gives rising internet personalities and their fans a greater variety of features to interact, discuss, and share content. https://fanuble.com/Focused on general application development, feature development, UI/UX, front-end development, usability testing, information architecture, and responsive.

Lake Success, NY

Converted C# programs into python programs and wrote test cases. These programs ranged from validations of social security numbers, phone numbers, credit card numbers and parsing addresses using REGEX for the company's web-based applications.