I’m a former startup co-founder who helped build two software companies, including an AI-powered comment suggestion tool. I’ve led teams of 15+ people and published over 300 articles online. Now, I’m building a one-person knowledge business from zero to profitability. I share insights with 16,000+ followers on Twitter (@lukmanaufbau) and 3,900+ followers on Medium, where I write about solopreneurship, social media, entrepreneurial creativity, and personal branding. Over 1,100 people read my weekly newsletter.