Hi, I'm Mario Yordanov 👋
Full stack developer with a strong focus on frontend. My main strength is in creating user interfaces with Angular and end-to-end testing with Playwright. I also work with Node.js, Java, and Spring Boot on the backend, and occasionally use React, Next.js, Astro, and other frameworks.
- Now Playing: Rainbow Six Siege
- Now Listening: Daliborovo Granje - Hainin
- Now Reading: Children of Ruin by Adrian Tchaikovsky
Recent notes
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AI Dictionary
Plain-language definitions for common AI terms — a living glossary that grows as I learn new ones.
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LLM Tooling for Developers
How Agents, Runtimes, and Coding Tools fit together — and why the terminology is messier than it looks.
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Domain-Driven Design for Angular and Frontend Developers
How DDD and the Angular Styleguide help teams organize frontend code around business concepts, keep components focused, and make domain logic explicit.
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Layer 4 vs Layer 7 Load Balancing (and the OSI Model)
When cloud docs (like Azure's) talk about Layer 4 or Layer 7, they're referring to the OSI model