Haoio (Karin) Cheong is a skilled Quality Analyst at TikTok since October 2020, specializing in project management, visualization, insight reporting, online safety policy, and root cause analysis. Prior experience includes roles at Covalen as a Senior Site Integrity Analyst and Cantonese/Chinese Community Operation Analyst, focusing on cybersecurity, investigating malicious content, and enhancing user experience on social media platforms. Freelance work as a marketing and ad business partner involved developing campaigns for small businesses, while earlier roles as a sales and marketing operative and brand ambassador provided foundational skills in customer relations and effective communication. Educational qualifications include a Master's degree in Computer Science with a focus on Artificial Intelligence from Dublin City University, complemented by higher diplomas in data analysis and business management.