Guido Schmitz
Expert IT Project & Governance Management at TH. WITT Kältemaschinenfabrik GmbH
Aachen, North Rhine-Westphalia, Germany
Summary
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RockstarGuido Schmitz is an expert IT project and governance manager with over 20 years of hands-on experience building resilient IT organizations and SAP landscapes, and six years in senior leadership roles shaping IT strategy and operations. He has led international migrations, established ISMS frameworks, and driven compliance with regulations like DSGVO, NIS2 and the AI Act while consistently tying IT initiatives to measurable business value. Known for turning chaos into structure, Guido combines deep SAP/Basis and infrastructure expertise with vendor and contract management to reduce risk and improve efficiency. He also contributes to open-source quality engineering—improving tests in the widely used Home Assistant project—demonstrating a practical emphasis on reliability beyond enterprise settings.
6 years of coding experience
Github Skills (6)
pytest10
python10
asyncio10
home-automation9
testing9
iot8
Programming languages (6)
Github contributions (5)
home-assistant/core
Sep 2020 - Jan 2023
:house_with_garden: Open source home automation that puts local control and privacy first.
Role in this project:
Backend Developer & QA Engineer / Test Automation Engineer
Backend Developer & QA Engineer / Test Automation EngineerContributions:166 reviews, 87 commits, 130 PRs in 2 years 4 months
Contributions summary:Guido primarily reworked and expanded tests for the `devolo Home Network` components. Their contributions focused on writing and modifying test cases for sensor devices, device trackers, binary sensors, switches, and the update platform. The changes demonstrate an understanding of the project's structure and the testing frameworks used within the Home Assistant ecosystem. The user's work involved testing various functionalities, including state changes, device failures, and reauthentication scenarios, indicating a focus on ensuring the system's robustness and reliability.
raspberry-pipythonhouseprivacy-firstasyncio
2Fake/devolo_plc_api
Aug 2020 - Feb 2023
devolo PLC device API in Python
Contributions:21 releases, 12 reviews, 215 commits in 2 years 5 months
netmikoapisiemenspythondevolo
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