Linux • DevOps • Cloud • Infrastructure

Building and maintaining reliable Linux-based environments.

I am focused on Linux, System Administration, DevOps, automation, containers, cloud technologies and monitoring. I enjoy building clean, reliable and practical infrastructure-oriented solutions.

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Linux Administration

DevOps Automation

Cloud Infrastructure

About Me

Infrastructure-oriented mindset with a strong interest in Linux and DevOps.

I am developing my skills around Linux, system administration, cloud technologies, automation, monitoring, containers and infrastructure. My goal is to build practical, reliable and maintainable environments that support real-world applications.

Linux & System Administration

Working with Linux environments, services, networking, system configuration and operational troubleshooting.

DevOps & Automation

Interested in automation, deployment workflows, containers, CI/CD concepts and improving technical processes.

Monitoring & Reliability

Focused on observability, dashboards, alerting, infrastructure health and maintaining stable services.

Technologies

Tools and technologies I work with or actively develop around.

A practical technology stack focused on Linux systems, cloud, containers, monitoring and infrastructure.

Linux

Rocky Linux

Docker

Python

Git

GitHub

Azure

Google Cloud Platform

Zabbix

Portainer

Nginx

Virtualization

Featured Projects

Selected projects focused on Linux, self-hosting, monitoring and DevOps learning.

A collection of infrastructure-oriented projects, self-hosted services and technical experiments.

Linux DevOps Education

ShellForge

Polish-language educational web platform for learning Linux, system administration and DevOps through structured lessons, quizzes, flashcards and practical examples. The project is built as a real deployed application and focuses on gradual, hands-on learning of tools used in Linux servers, VPS environments and web application infrastructure.

Python FastAPI Jinja2 SQLite Rocky Linux Nginx GitHub Actions

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Mail Server Self-hosted

Mail Server with iRedMail

Self-hosted mail server based on iRedMail and SOGo, deployed and maintained in a Linux environment.

Rocky Linux iRedMail SOGo

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Engineering Thesis Education

Engineering Thesis Project

A web application supporting the learning of linear algebra, developed as part of my engineering thesis. The project focuses on step-by-step understanding of Gaussian elimination and related linear algebra concepts.

Python Flask Linear Algebra Education

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Analytics Self-hosted

Website Statistics

Privacy-friendly analytics platform powered by Umami for collecting website statistics in a clean and self-hosted way.

Umami Analytics Self-hosted

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GitHub Open Source

GitHub Profile

Public repositories, technical experiments and open-source projects connected with Linux, programming and infrastructure learning.

Git GitHub Open Source

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Monitoring Linux

Zabbix Monitoring

Monitoring platform with dashboards and alerting, used for observing infrastructure and service availability.

Zabbix Monitoring Linux

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Containers Self-hosted

Portainer

Container management platform used for Docker environments and practical container infrastructure management.

Docker Portainer Containers

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Contact

Get in touch

Feel free to contact me via LinkedIn or email.

LinkedIn kamil@amarasekara.pl