Aleksander Fidelus

Teaching GitHub to Millions | GitHub Learn

Cracow, Małopolskie, Poland

About

Currently working on GitHub Skills together with the Public Learning team at GitHub Cloud DevOps with 4 years + experience in Cloud Development/Architecture/Ops. Skilled in Python, AWS, Terraform, Kubernetes, Github Actions and other cloud/automation/devops tools and technologies. Certified AWS Architect and Hashicorp Terraform Automation Engineer both of which I applied on real projects of enterprise scale.

Experience

  • Public Learning Developer at GitHub
    Feb 2025 - Present · 1 yr 5 mos

    Member of the GitHub Learn team here at GitHub. Working on Public Learning, mainly GitHub Skills 🤓 Creating practical learning content, labs and workshops used by millions of developers learning GitHub features.

  • Cloud DevOps at Semantive
    Aug 2021 - Sep 2024 · 3 yrs 2 mos

    I introduced Semantive to a new emerging Infrastructure as Code (IaC) solution on the market - Spacelift. Took tech leadership role a team of IaC engineers, that strictly focused on IaC and Spacelift best practices. I collaborated with sales to develop IaC and Spacelift offerings. We became the first ever certified Spacelift partner. Day to day: - developing serverless microservices on AWS with Python - developing and maintaining Kubernetes hosted services on AWS EKS - creating and maintaining AWS infrastructure with Terraform, OpenTofu, Spacelift - creating and maintaining CI/CD Github Actions pipelines and a reusable actions library used in multiple projects within the organization - responsible for CI/CD setup on any new projects - migrated CI/CD pipelines to Github Actions for multiple projects in an enterprise setting - mentoring and onboarding other developers into the project Technologies used (Enterprise scale project) AWS, Terraform, Github Actions, Python, Serverless microservices, Docker, Kubernetes, Jenkins

  • Junior Data Scientist at Fitech Automation
    Jul 2020 - Jul 2021 · 1 yr 1 mo

    • Developing and maintaining cloud based data pipelines • Actively extend and improve product’s source code and cover it with both unit and integration tests • Analyse data collected daily from hundreds of car sensors and build a crash detection algorithm • Daily usage of Python, Azure, SQL, Ubuntu

  • IoT Specialist Junior at Fitech Automation
    Jul 2019 - Sep 2019 · 3 mos

    Responsible for continuous data analysis and developing tools for automatic daily reports of product's performance (Python, MySQL, Azure)