
How I AI Vibe-coding a kid-friendly AI fortune teller for your Halloween festivities | Marco Casalaina (Microsoft VP)
39 snips
Oct 31, 2025 Join Marco Casalaina, VP of Products for Core AI at Microsoft, as he channels his Halloween spirit into creating a mobile fortune-teller app using GitHub Spark. He shares his childhood tradition of giving fortunes, and details his process in building a kid-friendly experience. Discover how he refines fortunes to be playful and concrete, ensuring they are perfect for young trick-or-treaters. Marco also hints at adding a spooky voice for an upcoming block party, combining fun and tech in the most festive way!
AI Snips
Chapters
Transcript
Episode notes
Neighborhood Fortune Teller Tradition
- Marco Casalaina has run a neighborhood Halloween fortune teller booth for years using pre-created fortunes stored on his phone.
- He picks fortunes at random from the list while kids visit his glowing crystal ball table.
Vibe-Code With GitHub Spark
- Use GitHub Spark to rapidly generate simple mobile apps by giving a concise prompt like "make a mobile app which when I click a button generates a new fortune."
- Reuse tools that worked for you previously to speed development and reduce surprises.
Rapid Front-End Prototyping Works
- Vibe coding can produce complete front-end HTML/CSS quickly and is useful for rapid prototyping.
- The outputs often include PRDs, page indices, and styled UI without heavy manual work.

