Oussama AFTYS

Developed and configured multi-stage CI/CD pipelines using GitLab CI with execution time optimization Set up GitLab Runners with Kubernetes executors for automatic scalability Integrated ArgoCD for GitOps-based deployment, enabling automatic synchronization between Git repositories and Kubernetes clusters across multiple environments Automated deployment and scaling of Kubernetes RKE2 clusters with high availability configuration Managed multiple applications using Helm charts with version control and rollback capabilities Installed and configured AWX with LDAP/Active Directory authentication for Kubernetes configuration management Set up Prometheus for cluster health monitoring and deployed EFK stack for centralized logging Developed Grafana dashboards for visualization and configured alert rules for proactive problem resolution Configured SFTP and FTPS servers for secure file transfers with AWS S3 integration for automatic archiving Provided continuous support to clients by resolving issues related to Kubernetes clusters and applications

Developed live streaming feature for real-time product presentations with low latency Built real-time chat system for internal teams and clients with WebSocket bidirectional communication Integrated PayPal for credit card payments with automatic invoice generation Optimized performance with Redis caching and CDN integration

Designed and built web-based advertising distribution platform using Node.js, Express.js, and React.js Implemented CI/CD workflows with GitHub Actions for automated testing and deployment Optimized Docker images using multi-stage builds Deployed application on AWS (EC2, S3) for scalability and high availability Configured monitoring with CloudWatch and automated deployments with AWS CodeDeploy

Created port statistics management system to track and analyze real-time data on ship movements and cargo