# Peter Assentorp

> Peter Assentorp is a freelance Design Engineer based in Copenhagen, Denmark, with 18 years of experience. He designs web products and builds them with AI coding agents (Claude Code, Codex, Cursor), covering design, frontend, backend and launch. He works through his company To Sider ApS (CVR 42753491) and is available for freelance projects.

- Website: https://tosider.dk
- Email: pa@tosider.dk
- LinkedIn: https://www.linkedin.com/in/peter-assentorp-0b0b5b1b0/
- X: https://x.com/assentorp
- Dribbble: https://dribbble.com/assentorp
- Tools: Figma, HTML/CSS, Tailwind CSS, React/Next.js, Three.js, Claude Code, Cursor, Git

## What I do

- Product & UX design
- Websites & landing pages
- Design systems
- Prototypes & front-end builds

## Client work

- [Issuu](https://issuu.com): Led UX and design of the reader for web, iOS and Android, used by more than 100 million monthly users. Mobile-first, consistent across platforms, and it increased pages read.
- [Cap](https://cap.vc): Head of Product. Built their venture fund platform from scratch over more than a year, covering UI/UX, visual identity, logo and landing page.
- [Altinget](https://altinget.dk): Designed new pages for the Scandinavian political news outlet, including a streamlined subscriber payment flow.
- [Amalo](https://amalo.dk): Visual identity refresh, new website, a new offer flow to increase conversions, and an app for communication between on-site staff and craftsmen.
- [SkinBid](https://skinbid.com): Website, app UI, logo and visual identity for a Counter-Strike skins marketplace.
- [FormBackend](https://formbackend.com): Full website redesign to modernise it and improve conversions and signups.
- [Driversnote](https://driversnote.com): App Store images and a promo video.
- Other clients include Coop, Karnov Group, NOA Ignite, Rigsarkivet, ShareWine, Sundhed.dk and Transloadit.

## Contact

Email pa@tosider.dk for new projects.

## Side projects

- [AI Release Tracker](https://aireleasetracker.com): Interactive timeline of major AI model releases from OpenAI, Anthropic, Google, Meta and more.
- [Dosmos](https://dosmos.app): Desktop app. Point and click any element in your browser, then let Claude, Cursor or another AI coding agent write the code.
- [Social Image Maker](https://socialimagemaker.io): Create polished social images and 3D screenshot mockups.
- [Gode Restauranter](https://goderestauranter.dk): Handpicked guide to the best restaurants in Copenhagen.

## Games

- [Beetlejump](https://beetlejump.com): Multiplayer 3D climbing game built with Three.js. Race other beetles up 150 platforms and claim the summit throne.
- [Vildtopia](https://vildtopia.com): A gentle action adventure for Danish children aged 5–8. Free the animals by solving small sums and spelling riddles.