Hossein Esmailzadeh

From: Jun 2025 — To: Present

Description:

• The Linux Command Line (LPIC-1) - Basic Linux Knowledge
• Docker Deep Dive - Containers and Deeper Linux Concepts
• The Kubernetes Book - Container Orchestration
• GitHub Actions/GitLab CI - CI/CD runners and Pipeline
• Monitoring - Prometheus and Grafana
• Cloud - AWS / GCP

From: Aug 2024 — To: Present

Description:

• Write and manage Jenkins pipelines
• Configuring agents and VMs for build and deploy
• Monitoring various micro-services
• Basic system hardening

From: Sep 2023 — To: May 2025

Description:

• Write and manage custom Nix package(s) and overlay(s)
• Boot-time (specialities) configuration and setup
• Create and manage isolated (test, deploy and development) environment

From: Apr 2022 — To: Jul 2024

Description:

• Deploying RESTful web-apps on docker-compose and Kubernetes
• Custom nginx load-balancer
• Redis cache storage
• Storage volumes

From: Sep 2021 — To: Aug 2022

Description:

• LPIC-1 - Basic Linux Knowledge
• Docker Deep Dive - Containers and Deeper Linux Concepts
• Kubernetes in Action - Container Orchestration
• Pipeline as Code - CI/CD pipelines and Jenkins cookbook

From: Jun 2022 — To: Sep 2022

Description:

• Manage Multi-Node (clustering) proxmox hypervisor
• Port-Forwarding using IPtables
• Automated shell script to use proxmox's API

From: Sep 2020 — To: Sep 2024

Description:

• Setup web-servers (e.g nginx, apache) on various Linux hosts
• Setup git and SMTP/IMAP servers
• Troubleshooting system and package maanger
• Write custom services

Description:

• Add, Remove and Edit (projects, remotes, etc.) gerrit manifest file
• Simple Terminal User Interface (TUI)

Description:

• Clone a git repository in bare
• Activate worktrees for each branch
• Run bulk-action on all worktree/branches

Description:

• Wrapper around Type-2 QEMU hypervisor (with KVM acceleration enabled)
• Handle shared-folder
• Port-Forwarding
• VNC (headless) mode
• Save config in yaml format

Description:

• Manage GPG keys in a per-repo basis
• Optional commit message template and ssh-key settings
• Simple TUI

Description:

• Automated CI/CD pipeline using Gitlab CI
• Pipeline triggers on new tags and not commits

Description:

• Simple RESTful web app written in golang
• Database (mysql) deployment with secret management in K8S cluster
• Redis cache with Autoscaler based on CPU usage and ConfigMap
• File-storage (persistent volume)