Ahmed Kaballo

Achievements:

• Planned and implemented GitLab code repository.
• Architected and implemented coder workspaces solution for tech team to offload resource consumption on their personal PCs.
• Worked with QA team to design and deploy bot for automating tests using AWS ECS and Puppeteer framework.
• Configured CI/CD for backend services, frontend and mobile.

Daily Tasks:

• Work closely with developers to ensure smooth development experience.
• Configure and maintain CI/CD pipelines.
• Maintain GitLab code repositories and provide right permissions to deferent entities.
• Identify right branching strategies to prevent code conflicts and ensure integrity.
• Monitor hosted services using Prometheus and Grafana to ensure ideal resource allocation and smooth functioning of services.
• Use automation tools (I.E Ansible and Terraform) to automate. infrastructure provisioning, configuration management and service deployment.
• Ensure security and high availability for databases, S3 buckets and Data stores.
• Perform root cause analysis for production errors.

Achievements:

• Built highly available and self managed Kubernetes clusters for Development, Staging and Production environment.
• Increased Performance by 80% by moving applications to Kubernetes.
• Configured ArgoCD for continuous deployment.
• Configured CI/CD pipelines for Backend services, Web and mobile.
• Planned and implemented streaming replication for PostgreSQL Database.
• Planned and Configured MongoDB cluster across multiple regions, Utilizing VPC Peering to ensure minimum latency.
• Configured logging using Grafana and Loki for all hosted services.
• Applied API Gateway to maximize API security.
• Configured and maintained Kafka Cluster.
• Designed and configured Prometheus for Kubernetes cluster and services monitoring.
• Applied Savings plans to reduce overall cloud spending by more than 20%.
• Utilized terraform for infrastructure provisioning
• Utilized Python to create a script to send the mobile builds to the QA team via Slack.

Day to Day tasks:

• Deploy and troubleshoot all application services developed by backend, Web and mobile teams.
• Configure CI/CD pipelines.
• Manage projects, branching, tagging, users and permissions for code repositories.
• Manage database users, permissions and database creation.
• Support Development team to access logs.
• Configure Backup for company cloud infrastructure.
• Optimize application services performance.
• Manage and review cloud expenses.
• Manage VPN Access for users
• Insure security and availability for Development, Staging and production environment.

Achievements:

• Decreased services deployment time by 65% by using configuration automation tools and DevOps tools.
• Increased systems performance by 40% via database tuning, identify slow quires and implementing caching technologies.
• Used various monitoring and testing tools to check systems performance, identify potential bottlenecks and worked with developers to enhance systems performance.
• Created simple dashboards using PHP to help non-technical teams to easily upload products, offers and customer data to company database.
• programmed python scripts to import products to database which helped to save 60% of the time to upload products and also minimize error rate.
• Ensured high availability and maximum up time for company services using high availability tools and database clustering technologies.
• Monitored automated build and continuous software integration process to drive build/release failure resolution

Achievements:

Participated in Deploying and maintaining OpenStack cloud to replace enterprise cloud, Which helped to cut 40k dollars annual expenses

• Managed and maintained 60+ servers, ensuring 99% uptime
• Helped to tune ODOO based systems, resulted in 60% performance increase
• Provided troubleshooting and Maintenance for customer services
• Automated configuration and deployment process using various automation tools
• Programmed Python scripts to perform various tasks including: data backups, detect services failure).

Day to Day Tasks:

• Manage and monitor all installed systems and infrastructure
• Provide L3 and L3 support for company clients
• Continuously monitor infrastructure and application services to ensure maximum uptime
• Continuously monitor applications and database systems to identify any potential bottlenecks
• Use automation tools to automate services configuration and deployment.