• Grew user base to 15,000 user groups and converted 100 customers to paid service through targeted feature releases and usability improvements
• Developed web scraping capabilities to handle over 250k daily requests from TikTok without being blocked, utilizing commercial proxy services and creative IP rotation logic
• Optimized application for speed, efficiency, and reliability with multithreading and rolling restarts, ensuring minimal downtime
• Provided responsive customer support with a 12-hour SLA for issue resolution, bug fixes, and feature requests
• Utilized a combination of free and paid promotions and SEO optimization to increase customer acquisition rate
• Measured usage with Google Analytics and a dashboard to prioritize feature development roadmap and evaluate promotion effectiveness
• Worked with TypeScript, NodeJS, MongoDB, HTML, CSS, and JavaScript.