Infrastructure & Systems
- Linux
- Debian
- Ubuntu
- Red Hat
- Arch Linux
- Alpine Linux
- Kali Linux
- Windows Server
- Proxmox
- VMware
- SSH
- Bash
Infrastructure • DevSecOps
DevOps & Infrastructure Engineer
Linux • Networking • Kubernetes • AWS • CI/CD • DevSecOps
I build secure, self-hosted systems — Linux servers, firewalls, VPNs, CI/CD pipelines, and container platforms. I also ship mobile and web apps.
Mohammad Bin Abdullah
DevOps • DevSecOps • Linux • Networking • Cloud
I build secure infrastructure and delivery systems, with mobile and web development as supporting experience.
More about my workSkills & Technologies
What I build with
Networking & Security
- TCP/IP
- DNS
- HTTP
- VLANs
- Routing
- Load Balancing
- Linux Networking
- Wireshark
- OPNsense
- pfSense
- WireGuard
- OpenVPN
- Nginx
- Trivy
DevOps & Cloud
- Docker
- Kubernetes
- Jenkins
- ArgoCD
- GitHub Actions
- GitLab CI
- Helm
- Terraform
- Ansible
- AWS
- GCP
- Prometheus
- Grafana
Web & Mobile
- React Native
- React
- Node.js
- TypeScript
- Firebase
- MongoDB
- PostgreSQL
- Kotlin
- Flutter
- Git
- GitHub
LinuxDebianUbuntuRed HatArch LinuxAlpine LinuxKali LinuxWindows ServerProxmoxVMwareSSHBashTCP/IPDNSHTTPVLANsRoutingLoad BalancingLinux NetworkingWiresharkOPNsensepfSenseWireGuardOpenVPNNginxTrivyDockerKubernetesJenkinsArgoCDGitHub ActionsGitLab CIHelmTerraformAnsibleAWSGCPPrometheusGrafanaReact NativeReactNode.jsTypeScriptFirebaseMongoDBPostgreSQLKotlinFlutterGitGitHubLinuxDebianUbuntuRed HatArch LinuxAlpine LinuxKali LinuxWindows ServerProxmoxVMwareSSHBashTCP/IPDNSHTTPVLANsRoutingLoad BalancingLinux NetworkingWiresharkOPNsensepfSenseWireGuardOpenVPNNginxTrivyDockerKubernetesJenkinsArgoCDGitHub ActionsGitLab CIHelmTerraformAnsibleAWSGCPPrometheusGrafanaReact NativeReactNode.jsTypeScriptFirebaseMongoDBPostgreSQLKotlinFlutterGitGitHub
Selected Work
See allEnd-to-End Kubernetes Three-Tier DevSecOps Project
A full DevSecOps showcase covering Kubernetes, Jenkins, ArgoCD, Prometheus, Grafana, Terraform, and deployment on Google Cloud GKE.
- GCP GKE
- Kubernetes
- Terraform
- Jenkins
- ArgoCD
- Prometheus
- Grafana
GreenCart
A MERN web application with frontend and backend structure, REST APIs, deployment work, and production-oriented setup.
- React
- Node.js
- Express
- MongoDB
- Deployment
CS Department App
A mobile project for announcements, notifications, and role-based workflows built with modern app practices.
- React Native
- TypeScript
- Firebase
- Expo
Recent Notes
Browse postsSetting up OPNsense with WireGuard for Secure Remote Access
A practical architecture for routing remote access through a firewall while keeping internal services segmented.
Self-hosting Services with Docker, Nginx, and Let’s Encrypt
How a reverse proxy, container boundaries, and automatic certificates create a cleaner self-hosted service layout.