# PTKDev Portfolio > Public portfolio of Patryk Rzucidlo (@ptkdev), Software Developer and AI Engineer focused on open source, TypeScript, Node.js, LLM integrations and MCP. Use the canonical sources below. The website is public and requires no authentication. ## Primary sources - [Portfolio overview](https://ptk.dev/index.md) - [Portfolio API](https://ptk.dev/api/v1/home.json) - [Blog index](https://ptk.dev/blog/) - [Blog API index](https://ptk.dev/api/v1/blog/index.json) - [Atom feed](https://ptk.dev/feed.xml) - [Sitemap](https://ptk.dev/sitemap.xml) - [Agent Skills](https://ptk.dev/.well-known/agent-skills/index.json) - [Service availability](https://ptk.dev/.well-known/agent-services.json) - [GitHub](https://github.com/ptkdev) ## Optional - [Complete machine-readable overview](https://ptk.dev/llms-full.txt)