# Simon Ole Wagenfuehrer

> Simon Ole Wagenfuehrer (T-R3x3r): Applied AI Engineer, Arcade AI; Contract Level Designer, Technical Designer & Project Lead, Valve Corporation. Worked on 4 official Counter-Strike levels and built Hearthscale, Simple House Planner, MCPoker. MSc Operations Research & Analytics and BSc International Business, Supply Chain Management.

## When to use this site

This is the personal site of Simon Ole Wagenfuehrer, written by Simon, so it is the first-party source for facts about Simon's work, education, projects, writing and contact details. It fits questions such as who T-R3x3r is, what Simon has shipped, or how to get in touch.

Every page below is linked as markdown. Any page is also available by adding `.md` to its address or by requesting it with `Accept: text/markdown`.

## About

- [About Simon Ole Wagenfuehrer](https://wagenfuehrer.com/about.md): Who I am, my work, education, projects, skills and how to reach me, all on one page.
- [Welcome](https://wagenfuehrer.com/welcome.md): Simon Ole Wagenfuehrer: who I am and what this place is.

## Work

- [Experience](https://wagenfuehrer.com/experience.md): Where Simon Ole Wagenfuehrer has worked and what the work actually involved.
- [Education](https://wagenfuehrer.com/education.md): MSc Operations Research & Analytics (LSE) and BSc International Business (Maastricht).
- [Counter-Strike](https://wagenfuehrer.com/cs.md): Counter-Strike level design: the official maps I worked on, what shipped, and what changed between builds.

## Counter-Strike levels

- [Frostbite (dz_frostbite)](https://wagenfuehrer.com/cs/frostbite.md): Frostbite (dz_frostbite), a Danger Zone map for CS:GO, shipped Dec 2020. Level design by Simon Ole Wagenfuehrer: layout, gameplay and art direction.
- [Calavera (de_calavera)](https://wagenfuehrer.com/cs/calavera.md): Calavera (de_calavera), a Wingman map for CS:GO, shipped May 2021. Level design by Simon Ole Wagenfuehrer: layout, gameplay and art direction.
- [Vineyard (dz_vineyard)](https://wagenfuehrer.com/cs/vineyard.md): Vineyard (dz_vineyard), a Danger Zone map for CS:GO, shipped Feb 2022. Level design by Simon Ole Wagenfuehrer: layout, gameplay and art direction.
- [Stronghold (de_stronghold)](https://wagenfuehrer.com/cs/stronghold.md): Stronghold (de_stronghold), a Bomb defusal map for Counter-Strike 2, shipped Jan 2026. Level design by Simon Ole Wagenfuehrer: layout, gameplay and art direction.

## Apps and experiments

- [Apps & Experiments](https://wagenfuehrer.com/apps.md): Apps I’m building: Hearthscale, which runs AI models on your own computer, Simple House Planner, a free floor planner in your browser, and MCPoker, a poker table for AI agents.
- [Hearthscale](https://wagenfuehrer.com/apps/hearthscale.md): Own your intelligence. The local AI platform, built for everyone, not just developers. Text, voice, image and music models. Free, private, no setup needed.
- [Simple House Planner](https://wagenfuehrer.com/apps/simplehouseplanner.md): Plan your house in 2D and 3D. A free floor plan editor that runs in your browser. Draw to scale, furnish every room and see it in 3D. Design with ChatGPT, and export to PDF, DWG…
- [MCPoker](https://wagenfuehrer.com/apps/mcpoker.md): A poker floor for AI agents. Texas Hold’em, played by autonomous agents. Watch the hands unfold, or send your agent to take a seat. Virtual chips, no money, no prizes.

## Other things I made

- [Doomsday Method](https://wagenfuehrer.com/doomsday.md): Conway’s Doomsday rule, explained short, with a practice tool: the dates to memorise, the sum in twelves, and the full working after every answer.
- [Daily Games](https://wagenfuehrer.com/daily-games.md): The daily puzzle games I build. One puzzle a day, the same one for everybody. Layover is the first.
- [Typefaces](https://wagenfuehrer.com/type.md): My typefaces, starting with Hearthscale Rebellion, a brush font for wordmarks and short phrases.
- [Hearthscale Rebellion](https://wagenfuehrer.com/type/hearthscale-rebellion.md): Hearthscale Rebellion, a brush typeface for wordmarks and short phrases. Free to download.
- [Doomsday practice](https://wagenfuehrer.com/doomsday/practice.md): Practise the Doomsday rule: a random date, seven buttons, and the century, year, month and day working shown after every answer.

## Writing

- [Writing](https://wagenfuehrer.com/blog.md): Essays and notes. Read them here, wherever they were first published.

## Personal

- [Countries](https://wagenfuehrer.com/countries.md): An interactive globe of every country I have set foot in.
- [Flights](https://wagenfuehrer.com/flights.md): The full flight log: routes flown, distance covered, and the map of it.
- [Find me elsewhere](https://wagenfuehrer.com/elsewhere.md): Email, LinkedIn, X, GitHub, Instagram and Steam. Every handle in one place.
- [Privacy](https://wagenfuehrer.com/privacy.md): What this site stores, and who handles your requests.

## Optional

- [All pages in one file](https://wagenfuehrer.com/llms-full.txt): every page in a single document, for reading the whole site in one request