Mark founded JetPrint, a print-on-demand company based in Shenzhen, China, that generates $700,000 in monthly revenue. Specializing in customizable products like watches and footballs, JetPrint quickly gained traction, particularly through Shopify's App Store. The company, known for its innovative materials and products, has grown to 169 employees and is recognized globally within the print-on-demand industry.

Fernando Pessagno, an Argentinian product designer, created aiCarousels.com in just 10 days during a personal buildinpublic challenge. The tool helps non-designers create social media carousels for platforms like LinkedIn, Instagram, and TikTok using AI. aiCarousels currently generates $5,000 in monthly recurring revenue (MRR) and has received positive feedback from users.