John Rush is an American tech entrepreneur and the founder of MarsX Inc., a platform designed to streamline startup development by integrating low-code, high-code, and AI tools. With over 15 years of experience, he has launched more than 20 profitable startups, including Unicorn Platform, DevHunt, and SeoBotAI, collectively serving millions of users worldwide . Transitioning from venture-backed ventures to bootstrapped enterprises, Rush has established a holding company, MarsX Holdco, aiming to operate 100+ products throughout his career .