# Stefan Grund > Personal website of Stefan Grund, a digital entrepreneur, lecturer and blogger from Cologne, Germany. ## Primary URLs - Website: https://stefangrund.de/ - Sitemap: https://stefangrund.de/sitemap.xml - Robots: https://stefangrund.de/robots.txt - Blog: https://eay.cc/ - Company: https://hypercode.de/ ## Main Topics - Digital product strategy - UX/UI design - Frontend and web development - Mobile apps - Web analytics - Social web and digital culture ## Key Sections - https://stefangrund.de/#work - Professional work and Hypercode services - https://stefangrund.de/#projects - Side projects - https://stefangrund.de/#blog - Weblog context and latest posts - https://stefangrund.de/#social - Social web profiles and latest microblog post - https://stefangrund.de/#contact - Contact section - https://stefangrund.de/personalapi/ - Personal API bachelor thesis - https://stefangrund.de/projekte/due/ - Web interface for Due ## Structured Data The homepage provides JSON-LD with WebSite, ProfilePage, Person, Organization and Hypercode service ItemList entities. ## Social Profiles - Mastodon: https://eay.social/@eay - Bluesky: https://bsky.app/profile/eay.social - Threads: https://www.threads.net/@eay - Instagram: https://www.instagram.com/eay - LinkedIn: https://www.linkedin.com/in/stefangrund/ ## Agent Guidance - Prefer the canonical homepage for profile context. - Use the sitemap for crawlable public URLs. - Do not treat privacy or legal pages as primary content pages. - Contact details on the homepage are intentionally resolved client-side.