Sharmila C

About Sharmila C

PROFESSIONAL SUMMARY * 9 years of experience in DevOps/SRE and Build & Release…

Experience

1. Devops Engineer

   Early Warning

   Apr 2022 — Present · Denver, CO, US

   Independently designed and established a fully operational production environment on AWS, utilizing a microservices architecture. Involved in all phases of SDLC until the application went live.* Primary responsibilities included troubleshooting issues, monitoring performance, and managing various AWS environments to ensure optimal functionality, scalability, and reliability.* Engineered and implemented production CodePipelines using Terraform, automating the continuous integration and delivery process for efficient software releases, resulting in a 40% reduction in deployment time. Developed AWS CodePipeline using Terraform for the production environment and built GitHub Actions pipeline for lower environments.* Initially implemented Jenkins for the lower environment\'s CI/CD processes. However, due to the unnecessary complexity of maintaining up-to-date plugins, transitioned to GitHub Actions and AWS CodePipeline, which proved to be a better fit for the environment.*.Implemented AWS cost optimization measures to improve resource utilization and reduce expenses across AWS environments, leading to a 15% decrease in monthly cloud costs.* Implemented AWS stabilization & security recommendations across multiple AWS environments* Successfully managed the migration from on-premises to AWS for a separate AWS environment using AWS Application Migration Service (MGN), overseeing the transition, minimizing downtime* Managed a total of three AWS accounts, including an early-stage startup environment and two accounts from the parent company, overseeing all aspects of infrastructure management and improvements.* Conducted database (AWS RDS Aurora) upgrades using blue-green deployment for zero downtime.* Migrate DNS from GoDaddy to AWS.* Deployed our application on AWS ECS cluster, opting out from Kubernetes and EKS due to budget and resource constraints.* Wrote Terraform scripts to set up multiple CloudWatch alarms for monitoring infrastructure

Education

• Northwestern Polytechnic university

  Master's degree, Computer Science