· Established and scaled a domain registration and hosting service that has supported thousands of businesses in launching their websites. Achieved a 93.4% customer satisfaction rate and built a sustainable revenue model.· Developed a cross-platform business email application and web console using React.js and TypeScript, offering an affordable alternative to Google Workspace. Reduced costs from $6 to $1 per user per month, delivering a 6x cost reduction while maintaining robust functionality for small businesses.· Implemented advanced machine learning algorithms on Node.js to analyze credit card transactions via Stripe, reducing unauthorized charges by 34% and significantly improving fraud prevention.