JPJani Penttinen
Game developer / AI builder / entrepreneur

Building the next playable frontier.

I am Jani Penttinen: a Finnish demo scene kid turned veteran game developer, founder, and CEO working where generative AI meets 3D games.

30+
years making games
AI
generative game creation
CEO
Bitmagic co-founder
Code
Finnish demoscene roots
Housemarque
Remedy
EA
Westwood Studios
Bitmagic
Games

From Utopos to Guntech 2

Retro arcade DNA, modern platforms, and a long-running love for game feel.

History

Demoscene to Westwood

A 30-year path through Finnish game development, Remedy, Housemarque, and Las Vegas.

ABOUT ME

GAME DEVELOPER. PROGRAMMER. ENTREPRENEUR.

My background is in the Finnish "demo scene". That's how I learned how to code. In the early 90s, I was one of Finland's first professional game developers. It's now over 30 years since my first game was released so I guess I can be considered a veteran game maker. Click here to read my full history as a game developer.

I was born in Finland. During my life, I have lived in the USA, China, Switzerland, and for a while even in Singapore. The longest time I've lived in one place as an adult has been in my favorite city - Las Vegas, Nevada. Currently, I live in Austin, Texas with my wife and kids.

I am CEO and co-founder of Bitmagic. We're building a platform that allows anyone to create games by just saying what kind of game they'd like to play! It's the most advanced generative AI system in the world, and by far the most excitng project I've ever worked on!

I'm also the founder of Utopos Games, an indie studio focused on retro-style games. While I no longer actively work there, Utopos has some exciting projects coming out in 2025 and beyond, so stay tuned...

My latest indie game Guntech 2 was released in 2022 for Nintendo Switch (previously for PC, Xbox and Atari VCS).

19113681_10155199446740801_6053567329469Wen and Jani11053708_10153121826932702_2087189822428Nelli and JaniJani and Michael MonroeJani and Tomi72735977_10157385790650801_445284468027832247344_1907484502635373_2744341530704612132644_10153575373095801_8381533960349

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My new Facebook profileBitmagic Supercharges Game Development with Instant 3D Character Creation

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For promotional and business collaborations,  or for any personal questions, you can reach me here: firstname . lastname @ gmail .com, or drop me a line:

Thanks for reaching out! I will read your message and get back to you as soon as possible.

Field notes

Latest writing

All posts
  • April 22, 2026
    Bitmagic's Recursive AI Engine Improves Itself

    Our AI agents know when they're working around a missing API to get the job done — and now they propose the engine improvements to fix it. Prompt something today that doesn't quite work, and tomorrow it might, because the engine improved itself overnight.

  • March 28, 2026
    Supercell AI Lab Hackathon: Ilkka Paananen's All-Star Team

    Five hours, zero plan, 13,600 lines of code, a live multiplayer game with 25 concurrent players on stage. Ilkka Paananen's all-stars team — 140 combined years of game dev experience — landed in Lapland with nothing but plane tickets and built Grand Life Online from scratch.

  • March 22, 2026
    Vibe coding cafe a flight from Dallas to Helsinki

    On a Dallas–Helsinki flight, my seatmate and I both skipped the wine for coffee and spent nine hours vibe coding — work that used to take two weeks. In the era of AI agents, you almost can't afford not to.