Mahmoud Mostafa

- Monitor system performance and ensure high availability and reliability.
- Troubleshoot and resolve system and network issues in a timely manner.
- Install and maintain software applications and perform system upgrades.
- Deploy, configure, and maintain Linux-based systems and servers.
- Automate system administration tasks using scripting languages
- Designed and built proper CI/CD for some platform services (Gitlab Ci).
- Automated, setup, and maintained hybrid infrastructure on public cloud (Terraform).
- Implement and enforce security best practices across the development and deployment lifecycle.
- Deploy and configure a Kubernetes cluster including configuring DNS, load balancers, ingress controllers, and Provision and configure worker nodes to join the Kubernetes cluster.
- Implement container orchestration tools on Kubernetes to manage container deployments and scaling.

Provide technical support for both hardware and software issues.
Administration and performance tuning of application stacks (Tomcat, Apache, NGINX)
Working closely with other developers to answer technical questions or resolve issues with server-
side performance
Monitoring System Performance to prevent slowdowns and crashes.
Automate tasks with Bash scripts to reduce administrative overhead.
Install and Configure Pacemaker Cluster.

Provide technical support for both hardware and software issues.
Design and implement migration plans for web applications from system to system.
Configuration, installation, and management of multiple network systems include next-gen UTM.
Monitors, diagnoses, and analyzes TCP/IP and associated protocols.
Automate tasks with Bash scripts.
Integrate different applications and systems with Active Directory through LDAP protocol.
Design and Implement new solutions based on the business needs.

Providing technical support via tickets, phone, and e-mail.
Managing hosting solutions without a control panel or through WHM, cPanel.
Linux system installation, Configuration, administration of new machines
Monitoring and maintaining dedicated & VPS web hosting environments
Managing high availability servers.
Creating, monitoring, and maintaining backup for servers
Automate tasks with Bash scripts.
Performance tuning for solutions like Apache, Nginx, and MySQL Database.
Dealing with security matters like system optimization, CSF, IPtables, SELinux.
Configure local storage using standard partitions, LVM & RAID.
Database(MySQL) installation, configuration, troubleshooting, MySQL Replication, and Clustering.