Hi, I’m Niina! 👋
Based in Helsinki, Finland, I’m Niina Holmroos, a Business IT student at Haaga-Helia UAS, specialising in ICT Infrastructures and Cloud Services. With over a decade of experience in global logistics, I’m now bridging my commercial seniority with a deep dive into modern technology.
🚀 The Journey
- The Background: I spent 10+ years in international logistics, rising from operations to Key Account Management.
- The Pivot: As a Trainer and Key User for global ERP and CRM systems, I realised I wanted to build and maintain the systems, not just use them.
- The Goal: I’m currently seeking an entry level position in Cloud, Infra, Consulting or System Administration.
🛠 Technical Proficiencies
☁️ Cloud & Infrastructure
- Platforms: Azure, AWS.
- Virtualization: Incus (System Containers), Docker.
- Operating Systems: Linux (Debian/Ubuntu), Windows Server (AD/DNS).
- Automation (IaC): SaltStack, Ansible, Vagrant.
- Networking: TCP/IP fundamentals (CCNA-level).
💻 Development & Data
- Languages: Python, SQL, Java, JavaScript.
- Tools: VSCode, Docker, Docker Compose, Git, GitHub.
🏢 Enterprise Platforms
- Experience: SAP TM, SAP CRM, Salesforce CRM, eCommerce Platforms (Key User/Trainer), Proprietary ERP Systems, Qlik Sense, Power BI.
📜 Certifications
- Microsoft: Build great solutions with the Microsoft Azure Well-Architected Framework. 04/2025.
- Cisco: CCNAv7: Introduction to Networks. 01/2025.
📂 Projects
🤖 Incus & Ansible: Automated LEMP Stack Deployment
A comprehensive Infrastructure as Code (IaC) project demonstrating modern server automation. This project uses Ansible to provision fully functional WordPress environments inside isolated Incus system containers.
- Key Features: Modular Ansible Roles, secret management with Ansible Vault, dynamic configuration via Jinja2 templates, and mass provisioning capability.
- Outcome: Provisions secure, production-ready web servers with a single command.
- Tech: Linux (Debian 12), Incus (LXC), Ansible, Nginx, MariaDB, PHP-FPM, WordPress.
- 🔗 Check out the Repo
🐳 Docker & SaltStack: Automated Load-Balanced Web Cluster
A hands-on demonstration of automated infrastructure. This project provisions a virtual environment using Vagrant and SaltStack to deploy a cluster of Docker containers behind an Nginx load balancer.
- Key Features: Idempotent provisioning, multi-container orchestration, and reverse proxy configuration.
- Outcome: Deploys a scalable, load-balanced web cluster where traffic is automatically distributed across multiple container instances.
- Tech: Linux, Vagrant, SaltStack, Docker, Nginx.
- 🔗 Check out the Repo
🏗️ Technical Sandbox: Linux Home Lab
I maintain a versatile testing environment using VirtualBox and WSL2 (Windows Subsystem for Linux) to deepen my Linux administration skills.
- Focus: Debian server configuration, SSH management, web servers (Apache, Nginx), and integrating Linux workflows with Windows tools.
- Why? This is my playground for breaking things, fixing them, and learning how systems work under the hood.
📫 Let’s Connect!
Thanks for visiting! 😊
