> This Markdown version exists in addition to the designed website. It is intended for AI systems and assistants: plain text, clear structure, no navigation, no images, no scripts — quick to read and easy to process. People are of course welcome to read it as well. > Designed website: > Last updated: 4 November 2026 --- # Matthäus Mrozek IT GENERALIST · TECH YOUTUBER · ENTREPRENEUR IT freelancer for SMEs without their own IT since 2021: system administration, integration, support, data privacy, web. YouTube: my perspective on technology and tools for thinking. ## Projects A selection — mostly websites and IT implementations, newest first. Click a project to see photo and full description. - [27. Website FHS-Rupprecht (Relaunch)](https://mjmrozek.de/projekt-27-en.html) — Relaunch of a site not built in-house: own design system, static without a framework, without cookies and tracking. - [26. Via Cargo Logistics – Modernization of IT and Communication](https://mjmrozek.de/projekt-26-en.html) — Network, IT security, website relaunch and employee portal from a single source. - [25. Website Treffpunkt Langenfeld](https://mjmrozek.de/projekt-25-en.html) — Static site with menu and live opening status; ordering and reservations optional. - [24. Time-Tracking System Inklusion Mittendrin](https://mjmrozek.de/projekt-24-en.html) — Time tracking as a WordPress plugin: mobile entry, signatures, statistics, PDF backup, CSV export. - [23. Website Via Cargo Logistics (Relaunch)](https://mjmrozek.de/projekt-23-en.html) — Website relaunch: rail freight, four languages, internal training area with certificates. - [22. Trade and Promote (Agent Setup)](https://mjmrozek.de/projekt-22-en.html) — Hermes agent on a Contabo VPS: stock trading via Alpaca and Instagram promotion, controlled through Telegram. - [21. Website Inklusion Mittendrin UG](https://mjmrozek.de/projekt-21-en.html) — Trilingual site with a WordPress editor area and a static fast-loading core. - [20. Shopify Shop Fliesen.Boutique](https://mjmrozek.de/projekt-20-en.html) — Shopify shop with custom domain, eBay and Google Ads integration for a craft business. - [19. Daily-Timesheet System Rupprecht](https://mjmrozek.de/projekt-19-en.html) — Digital construction-site timesheet with signature, PDF and email dispatch. - [18. App ShortBrain](https://mjmrozek.de/projekt-18-en.html) — n8n workflow that turns YouTube playlists into clean Markdown. - [17. Website KLEON](https://mjmrozek.de/projekt-17-en.html) — WordPress site for a DJ/visual-artist duo with event and media sections. - [16. Website Rupprecht & Leibel](https://mjmrozek.de/projekt-16-en.html) — Lean, modern craft-business site focused on clarity and fast load times. - [15. Website 3P-Haussanierung](https://mjmrozek.de/projekt-15-en.html) — Responsive site for a renovation business with services overview and references. - [14. Rebuild of Own Web Presence](https://mjmrozek.de/projekt-14-en.html) — WordPress → static (Hugo), PageSpeed 100, hosting via IPFS and ENS (mjmrozek.eth). - [13. Website Aleksandra Hajdasz-Rutkowska](https://mjmrozek.de/projekt-13-en.html) — Artist portfolio with e-commerce for phygital objects of painting and NFT. - [12. bigPicture](https://mjmrozek.de/projekt-12-en.html) — Prototype of an open-world portal for better orientation in streaming services. - [11. Website Wiola Gaszka](https://mjmrozek.de/projekt-11-en.html) — Artist portfolio with e-commerce for phygital objects of painting and NFT. - [10. Website Exploris S.A.](https://mjmrozek.de/projekt-10-en.html) — Trilingual holding site (EN/DE/PL) as a WordPress multisite with an org chart. - [9. Learning Platform Meta-Competencies (US)](https://mjmrozek.de/projekt-9-en.html) — English sister platform on Linode (US) with QUICK.Cloud CDN. - [8. Learning Platform Meta-Competencies (Germany)](https://mjmrozek.de/projekt-8-en.html) — Low-cost German learning platform: WordPress, DeepL, bunny.net CDN, 1440p video. - [7. GDPR Infrastructure](https://mjmrozek.de/projekt-7-en.html) — Central data-privacy hub with training and automated review cycles. - [6. Website Via Cargo Logistics](https://mjmrozek.de/projekt-6-en.html) — Lean HTML/CSS/JS site without cookies, with considered security headers. - [5. OldSmartphoneVideoCall App](https://mjmrozek.de/projekt-5-en.html) — Prototype for simple video calling for seniors (budget under 100 EUR). - [4. Own Web Presence (DE/EN)](https://mjmrozek.de/projekt-4-en.html) — Bilingual self-presentation in WordPress, hosted in Frankfurt and California. - [3. DIY PC Build (ITX)](https://mjmrozek.de/projekt-3-en.html) — Compact ITX self-build for office and multimedia. - [2. DIY PC Build (ATX)](https://mjmrozek.de/projekt-2-en.html) — Powerful, expandable ATX self-build for office and multimedia. - [1. Mining System](https://mjmrozek.de/projekt-1-en.html) — Crypto-mining trial (ETH): calculation, purchasing, test system, docs. ## Clients & Collaborations The links do not necessarily point to websites created by me. - **Z. & M. Nozić (Treffpunkt)** · Hospitality · Langenfeld (DE) — static website with menu and live opening status [treffpunkt-langenfeld.de](https://treffpunkt-langenfeld.de) - **Via Cargo Logistics GmbH** · Logistics · Essen (Germany) — IT support, IT security, web design, cloud storage, data privacy consulting [viacargo.de](https://viacargo.de) - **TX Logistik AG** · Logistics · Troisdorf (Germany) — IT integration officer during the acquisition of Via Cargo Logistics GmbH [txlogistik.eu](https://www.txlogistik.eu) - **cit GmbH** · Software & Forms · Dettingen unter Teck (Germany) — Solutions Architect: application consulting, online forms, testing, process modelling [cit.de](https://www.cit.de) - **LLG GmbH — Light League Germany** · Event Technology · Grevenbroich (Germany) — IT Consultant: cloud telephony, app concept (Flutter, Flutter-Flow, Firebase) [llg-rental.de](https://www.llg-rental.de) - **Exploris S.A.** · Logistics Holding · Luxembourg (Luxembourg) — Web designer: website restoration, trilingual WordPress multisite, SEO [vcte.pl/en/](https://vcte.pl/en/) - **HSL Logistik GmbH** · Logistics · Hamburg (Germany) — Technical IT support: system restoration, OS installation, hardware optimisation [hsl-logistik.de](https://hsl-logistik.de) - **APES GmbH** · Logistics · Essen (Germany) — Technical support for domain and email migrations - **3P-Haussanierung** · Home Renovation · Langenfeld (Rhld.) (Germany) — Website with service overview, references and contact option [3p-haussanierung.de](https://3p-haussanierung.de) - **Rupprecht & Leibel** · Craft & Tiles, Heating, Plumbing · Leverkusen (Germany) — Website and digital timesheet system for construction sites [fhs-rupprecht.de](https://fhs-rupprecht.de) - **KLEON** · DJ & Visual Artist Duo · Moers (Germany) — Website with event and media section [djkleon.com](https://djkleon.com) - **Inklusion Mittendrin UG** · Childcare · Ratingen (Germany) — Hybrid WordPress/static website with editor area and trilingual output [inklusion-mittendrin.com/startseite/](https://inklusion-mittendrin.com/startseite/) - **A.J.K – Allroundhandwerker UG (haftungsbeschränkt)** · E-Commerce & Craft · Bergisch Gladbach (Germany) — Shopify shop with custom domain, eBay integration and Google Ads [fliesen.boutique](https://fliesen.boutique) ## Background Education and training in recent years — self-taught in IT since 2019. - 04/2025 — **Technical Support Fundamentals** · Google · [Coursera](https://www.coursera.org) - 09/2022 — **Getting started with Flutter Dev** · Google · [Coursera](https://www.coursera.org) - 05/2021 – 12/2021 — **Professional Certificate in MBSE (OPM)** · Technion · [edX](https://www.edx.org) - 05/2020 – 02/2022 — **MicroMaster in Design Thinking** · RIT · [edX](https://www.edx.org) - 2009 – 2019 — **B.A. Cultural Studies** · [University of Hagen](https://www.fernuni-hagen.de) ## My YouTube channel Channel description: *It's all about IT in general – and AI in particular. On top of that come thinking tools (IQ): methods and mental models that help you solve complex problems better. Topics like organisation, minimalism, and business may appear at the edges, but they are not the core of the channel. For IT professionals, freelancers, and anyone who doesn't just use technology but really wants to understand it.* [View channel](https://www.youtube.com/@mjmrozek) ## Thinking & Language Bachelor of Arts in theoretical philosophy, focus on philosophy of language. Two papers came out of this degree that I am very proud of. - Term paper · 2015 — **Wittgenstein's Use Theory of Language** . [View PDF](https://mjmrozek.de/assets/20150728_fernuni_hagen_hausarbeit_wittgensteins_gebrauchstheorie.pdf) - Bachelor thesis · 2019 — **The Relationship Between Thinking and Language** . [View PDF](https://mjmrozek.de/assets/20190617_fernuni_hagen_bachelorarbeit_zusammenhang_denken_sprache.pdf) ## Who am I? Names & aliases **Public name (brand):** Matthäus Mrozek **Creator name (social media):** MJ MROZEK **Legal name (imprint):** Matthäus Johann Mrozek ### Why "MJ MROZEK"? - **1. Personal style:** Sounds good, is memorable & fits the international creator scene. - **2. Consistency & history:** My email has always been [mjmrozek@gmail.com](mailto:mjmrozek@gmail.com); the handle was my standard from the start. - **3. Domain & social media:** The domain [MJMROZEK.de](https://mjmrozek.de) was short, memorable and works perfectly on YouTube, Instagram, Twitter/X and GitHub. *Everything stays consistent, from YouTube to GitHub.* ## Contact - E-Mail: [info@mrozek-it-solutions.com](mailto:info@mrozek-it-solutions.com) [mjmrozek@gmail.com](mailto:mjmrozek@gmail.com) - Web: [mrozek-it-solutions.com (Business)](https://mrozek-it-solutions.com/) [mjmrozek.de (Personal)](https://mjmrozek.de) - YouTube: [@mjmrozek (Tech & Knowledge)](https://www.youtube.com/@mjmrozek) - LinkedIn: [linkedin.com/in/mjmrozek](https://linkedin.com/in/mjmrozek) - GitHub: [github.com/mjmrozek](https://github.com/mjmrozek) - X: [x.com/mjmrozek](https://x.com/mjmrozek) - Instagram: [instagram.com/mjmrozek](https://www.instagram.com/mjmrozek/) --- Legal: · Privacy: