Meridial Marketplace (by Invisible) is hiring a Korean Voice Acting Specialist as a freelance AI trainer to help build next-generation AI voices. The contributor records scripted Korean material, evaluates AI-generated speech outputs for linguistic accuracy and naturalness, annotates errors, and provides expert feedback on pronunciation, tone, pacing and emotional expression to refine voice models. Fluency in Korean is required along with demonstrated experience in professional voice acting, dubbing, narration or related performance work; training, coaching or linguistic annotation experience is a plus. A high-quality recording setup with a reliable microphone and quiet environment is required. This is a remote worldwide contract paying $6–$65/hour based on experience and geographic location; no company-sponsored benefits.