Prompt Engineering Specialist

About the job

About the Team

The ModLab AIGC (Artificial Intelligence Generated Content) Team is part of the Monetization Integrity Operations organization within Trust & Safety. Our team specializes in reviewing, labeling, and evaluating content that powers the next generation of AI moderation systems. By producing high-quality datasets and identifying emerging content trends, we help improve machine learning models, strengthen moderation accuracy, refine policies, and support safer advertising experiences across TikTok's products. We work closely with cross-functional partners including Product, Engineering, Data Science, Policy, Quality, and Machine Learning teams to ensure AI systems continue to evolve responsibly while balancing user safety and business growth.

--- About the Role This role combines prompt engineering expertise with deep content moderation and labeling knowledge. Prompt Writers must understand policies and labeling workflows inside-out to effectively troubleshoot, iterate, and optimize AI prompts. As a Prompt Writer Specialist, you will play a crucial role in designing and refining prompts to enhance the performance of AI models. You will also review and label text, images, videos, advertisements, and other content to improve TikTok's AI-powered moderation systems. Your work will directly contribute to the development of machine learning models that detect policy-violating content, improve moderation accuracy, and support product innovation across multiple business lines. By aligning model outputs with policies through prompt engineering, you'll help ensure that AI systems understand and moderate online content responsibly. This role requires strong analytical thinking, attention to detail, sound judgment, and the ability to make consistent decisions in a fast-paced environment.