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siavash khalvati
WORK EXPERIENCE
Senior Site Reliability Engineer(remote) - Headforwards
May 2020 -Present
- Proposed roadmap for the migration of in-house infrastructure to a four-region Azure infrastructure with Azure Kubernetes Service (AKS), Azure PostgreSQL, CosmosDB (MongoDB), EventHub, and managed Grafana.
- Spearheaded the use of Terraform for IaC and implemented GitHub Actions for CI/CD pipelines.
- Setting up and maintaining Prometheus, Grafana, and Azure Monitor for monitoring, alerting, and incident management, resulting in 80% reduction in incidents.
- Using Grafana graphs to enhance operational efficiency, reducing cost by nearly 50% despite growing traffic.
Site Reliability Engineer - MyDrive Solutions, London
A driver profiling company that analyzes driver behavioral data for insurance companies.
Dec 2018 - Apr 2020
- Managed AWS infrastructure and transitioned the legacy Ruby on Rails application to a containerized app on AWS ECS with RDS, and Elasticache.
- Revamped the monitoring and alerting system using Splunk, reducing false positives from 1,000/month to near-zero while improving incident response time and observability
- Automated builds and deploys of new Docker images to ECS using CodePipeline and CodeBuild.
- Automated EC2 AMI builds using Systems Manager and Chef.
- Automated End to End testing of new AMIs and Docker images.
- Implemented detailed API request metrics that enabled several performance problems to be identified and solved.
- Built custom stress testing tools to ensure the application could handle predicted future traffic.
DevOps Engineer - Cloud66, London
A startup providing DevOps-as-a-Service, specializing in Ruby on Rails apps and Docker orchestration
Jun 2015 - Aug 2018
- Designed and built a container orchestration platform before Docker Swarm and Kubernetes became mainstream.
- Contributed to the development of an app that automated Kubernetes deployment for customers’ servers, improving deployment efficiency.
- Worked directly with clients, aligning their needs with DevOps best practices. Received accolades from five top clients for exceptional support. Mentored five junior engineers and interns, helping them develop core Linux and DevOps skills
PREVIOUS WORK EXPERIENCE
Technical Manager, Vana Electric ISP, Tehran, Iran | Oct 2009 - May 2011 |
Linux and Cisco Administrator, Vana Electric ISP, Tehran, Iran | Sep 2007 - Oct 2009 |
Network Administrator, Vana Electric ISP, Tehran, Iran | Jul 2005 - May 2007 |