10/01/2026 updated
100 % available
Senior IT Engineer | Full-Stack, Infrastructure, DevOps & Cybersecurity
Tlemcen, Algeria
Worldwide
State Engineer in Computer ScienceAbout me
Senior IT Engineer with 30+ years of experience in software development, infrastructure, networking and cybersecurity. I bridge development and infrastructure, combining enterprise expertise with modern Java, Docker and CI/CD skills to solve complex IT challenges.
Computer Telephony IntegrationHelp Desk
Full-Stack Enterprise Development
Design and development of enterprise applications using Java, Spring Boot, Vaadin and PostgreSQL, including layered architecture with domain entities, DTOs, mappers, repositories, services and reusable UI components.
DevOps & CI/CD Automation
Implementation of complete CI/CD lifecycles using GitLab CI/CD and GitLab Runner, including containerization with Docker and Docker Compose, private container registry integration, security scanning and automated deployment pipelines.
Enterprise Infrastructure & Network Administration
Administration of Linux, AIX, VMware ESXi and Windows Server environments, as well as enterprise network infrastructure using Cisco, Dell and NetGear technologies, covering LAN/WAN, TCP/IP, VPN, Fibre Channel and iSCSI.
Database Administration
Administration and management of PostgreSQL, Ingres, Oracle, SQL Server and MySQL databases, including performance optimization for large datasets and PL/SQL development.
Cybersecurity & Network Security
Application of cybersecurity practices including TLS/SSL configuration, CA certificates, VPN, firewall management, security auditing and compliance with ISO 27001/27002/27005 standards.
Storage Administration
Administration of SAN and NAS storage environments including Hitachi AMS 200/500 and FreeNAS, with experience in storage integration and replication.
GIS Systems & Application Development
Management of GIS structures and development of GIS-related applications using ArcMap 8.2, ArcView 3.2a and MapInfo 7, including database design for GIS projects.
Business Application Development
Development and maintenance of business applications using Java, WinDev, PHP and Go, including BI and operational reporting with Crystal Reports and JasperReports.
Virtualization
Administration of VMware ESXi environments and management of virtualized infrastructure within enterprise IT environments.
Scripting & Automation
Use of PowerShell for scripting and operational tasks, supporting automation within enterprise IT environments.
Design and development of enterprise applications using Java, Spring Boot, Vaadin and PostgreSQL, including layered architecture with domain entities, DTOs, mappers, repositories, services and reusable UI components.
DevOps & CI/CD Automation
Implementation of complete CI/CD lifecycles using GitLab CI/CD and GitLab Runner, including containerization with Docker and Docker Compose, private container registry integration, security scanning and automated deployment pipelines.
Enterprise Infrastructure & Network Administration
Administration of Linux, AIX, VMware ESXi and Windows Server environments, as well as enterprise network infrastructure using Cisco, Dell and NetGear technologies, covering LAN/WAN, TCP/IP, VPN, Fibre Channel and iSCSI.
Database Administration
Administration and management of PostgreSQL, Ingres, Oracle, SQL Server and MySQL databases, including performance optimization for large datasets and PL/SQL development.
Cybersecurity & Network Security
Application of cybersecurity practices including TLS/SSL configuration, CA certificates, VPN, firewall management, security auditing and compliance with ISO 27001/27002/27005 standards.
Storage Administration
Administration of SAN and NAS storage environments including Hitachi AMS 200/500 and FreeNAS, with experience in storage integration and replication.
GIS Systems & Application Development
Management of GIS structures and development of GIS-related applications using ArcMap 8.2, ArcView 3.2a and MapInfo 7, including database design for GIS projects.
Business Application Development
Development and maintenance of business applications using Java, WinDev, PHP and Go, including BI and operational reporting with Crystal Reports and JasperReports.
Virtualization
Administration of VMware ESXi environments and management of virtualized infrastructure within enterprise IT environments.
Scripting & Automation
Use of PowerShell for scripting and operational tasks, supporting automation within enterprise IT environments.
Experience
Professional experience10+ years
Freelancer since2006
Languages
ArabicNative speakerEnglishBasic knowledgeFrenchFluent
Project history
Operating across software engineering, database administration, infrastructure, networking and technical support in an enterprise IT environment. Administering Ingres, MySQL, PostgreSQL and SQL Server databases. Administering Linux, AIX, VMware ESXi and Microsoft Windows Server environments. Administering enterprise network infrastructure using Cisco, Dell, NetGear and related technologies. Developing and maintaining business applications using Java, WinDev and PHP. Developing BI and operational reporting using Crystal Reports and JasperReports. Applying current DevOps practices through the IT Park Manager project, including Docker, GitLab CI/CD, container registry integration, security scanning and deployment.
Administered Windows Server 2012. Administered NAS infrastructure using FreeNAS. Provided IT support for team and project activities.
Provided IT support for the Pan African University / Institute for Water and Energy Sciences (including Climate Change) PAUWES. Administered Windows Server 2012 and supported workshops and events. Supported team activities including security, helpdesk and document management.