Noah Finer and Jonathan Kaufman, founding engineers of Figma Slides, share their journey of transforming a hackathon project into a widely used tool with over 4.5 million slide decks. They discuss the innovative tech stack behind Figma Slides, the challenges of prioritizing grid view over single slide view, and their unique 'vibe testing' approach. The duo also delves into how beta testing shaped the product and the importance of managing slide order in collaborative settings, offering insights into the complexities of real-time design collaboration.