Mehdi Fallahi

Devops Engineer @Reach

Calgary, AB, CA

Achievement:• Broke down a fat Docker image into individual service images, reducing size by 80% and deployment time by 50%.• Reduced AWS Lambda deployment time by 8 minutes via code modularization and shared layers.• Designed and implemented a DR plan for infrastructure, leveraging ECS and GitHub Actions for a fully automated deployment workflow (RPO4/RTO6m).• Implemented CI/CD pipelines using GitHub Actions, Ansible, CloudFormation and CDK for robust and scalable service deployments, leading to a 20% improvement in developer productivity.• Implemented Datadog monitoring and alerting, resulting in a 5% reduction in downtime.• Actively participated in on-call duties, resolved multiple service incidents, and conducted vulnerability assessments using advanced hardening tools.• Developed a composite workflow template for GitHub Actions to ensure consistency and reusability across CI/CD workflows, reducing manual configuration errors by 35% using AWS actions.• Created an Infrastructure as Code (IaC) repository for CloudFormation templates and deployed Java and Python services to AWS ECS using Ansible and Github workflows using AWS actions. • Configured VictoriaMetrics monitoring to track various AWS services, ensuring comprehensive observability.• Built anomaly detection for usage metrics with a recording rule and standard deviation algorithm, enabling proactive deviation alerts via Alertmanager.• Designed an AMI pipeline to create customized AMI images for EC2 instances, integrated with CloudFormation for seamless deployment. • Developed and implemented a snapshot and restore process for RDS to ensure updated data availability in the staging environment consistently.• Implemented Wazuh server and configured agents to connect from multiple AWS accounts for enhanced security monitoring and intrusion detection.• Automated system migration using CloudFormation, CDK, and Ansible; designed and deployed cloud monitoring, reducing downtime by 20%.