Varun Singh

• Set up and managed Rundeck for operational automation and self-service jobs.
• Built a full Terraform infrastructure from scratch across multiple AWS accounts.
• Designed and deployed Amazon EKS clusters with Karpenter for dynamic autoscaling.
• Implemented Multi-AMI Launch Template Architecture for flexible instance types and AMIs.
• Migrated the monitoring stack from New Relic to open source (Grafana, Tempo, OpenTelemetry).
• Deployed and managed centralized logging via the ELK stack, with Elastic Alert integration.
• Designed a highly available, scalable infrastructure capable of handling high peak loads and traffic surges.
• Implemented AWS CloudFront, WAF, and Shield Advanced for DDoS mitigation, and bot protection.
• Executed AWS cost optimization strategies, including auto-scaling, rightsizing, and reserved instance planning.

Led the DevOps team at Healthkart, a prominent healthcare and wellness e-commerce platform, overseeing the company's cloud infrastructure, DevOps practices, and automation initiatives.

• AWS Cloud Services: Provided leadership in the management and optimization of AWS cloud infrastructure, ensuring the scalability, reliability, and cost-effectiveness of critical systems.
• Teleport Implementation: Successfully implemented Teleport for secure remote access and RBAC, establishing robust security controls and improving remote team efficiency.
• Terraform Infrastructure as Code (IaC): Spearheaded the adoption of Terraform for IaC, streamlining resource provisioning and ensuring infrastructure consistency.
• ELK Stack Implementation: Oversaw the deployment and configuration of the ELK Stack for centralized log management, enhancing troubleshooting capabilities and optimizing system performance.
• Team Leadership: Managed and mentored a team of DevOps professionals, fostering collaboration, skills development, and efficient project execution.
• Cross-functional Collaboration: Collaborated closely with cross-functional teams, including development, operations, and management, to align technology solutions with business goals and drive operational efficiency
• Managing security of our site ,creating rules ,deploying service using zerotrust

• Managing Multiple AWS services like ECS,RDS,Dynamo,DMS,s3,Ec2
• Exposure To EKS
• Working on terraform ,chef
• Managing jenkins,creating pipeline for regular task
• Working on API gateway tool kong ,manages route and configuration
• Worked on monitoring tool like newrelic,grafana,sentry Managing logs tool ELK
• Working on linux
• Using mysql rds for most of our application

• Setting up monitoring on server via shell script Debugging errors for the servers and jobs running on the servers Managing ECS/ASG Configs (scaling server vertically/horizontally) Managing monitoring tools likes Zabbix / Grafana / Kibana Scheduling crons jobs on servers Using shell script for some automation of task and creating scripts for the assigned tasks

• Using shell script for some automation of task and creating scripts for the assigned tasks Managing monitoring tools like Zabbix / Grafana / Kibana Scheduling crons jobs on servers Setting up monitoring on server via shell script Participation in organization level events like Presentations, seminars, Town Halls