Welo Data is seeking an Ads Quality Rater based in Taiwan to evaluate and grade online advertisements in both Mandarin and English. The freelance position requires 5 to 20 hours of work per week on a flexible schedule with a task-based rate of approximately $9 per hour. Applicants must have strong English comprehension, fluency in Mandarin, familiarity with online search engines, and legal eligibility to freelance in Taiwan.