Linus Kleesiek builds software.
Software developer and co-founder of KeyWee Studio with Fabian Westphal. IB Diploma student at UWC-USA, 2026–28.
KeyWee Studio
Company
An AI-powered workspace to run a business: customers, products, German e-invoices, people, tasks, documents and chat. The AI suggests, people decide. Built in Rust and React.
In development3D marketplace
my3dm: peer-to-peer 3D printing. Payments are held in escrow with Stripe Connect and released through photo checkpoints.
In development
Projects
ZeitZeugen Mülheim
The archive website for a citizens' initiative in Mülheim that records witnesses' memories.
Launching soonzeitzeugen-muelheim.de ↗Speak
Dictation for the Mac. Hold a key, talk, and the text appears at your cursor. Transcription runs on the Mac itself.
macOS app
Achievements
ESA Astro Pi, Mission Space Lab
Project QUESTA: a Python program that classifies satellite images on a TPU. It ran on the International Space Station.
2022–23ESA Astro Pi, Mission Zero
An LED pattern for the Raspberry Pi display on the ISS. It ran in space.
2021–22Jugend Gründet
Ranked 38th of 6,519.
2025/26Jugend Gründet
Ranked 253rd of 5,038.
2023/24