模型策略专家 - TikTok
Core
Design data production strategies and quality frameworks to support LLM and multimodal model training, evaluation, and optimization for TikTok's AI capabilities.
Role type
Senior AI Data Strategy & Operations Specialist
Builds
High-quality, standardized datasets (SFT, RM, evaluation sets) and data quality infrastructure for global AI models.
Domain
Artificial Intelligence / Large Language Models / Data Operations
Deliverable
production ML models
Required skills
Machine learning training workflows, data analysis (SQL, Python), data annotation quality management, cross-functional collaboration, project management, data engineering concepts, abstract problem solving.
Preferred skills
Complex AI project experience, multimodal data, English data, global business operations, platform development, prompt engineering, A/B testing, active learning.
Technologies
SQL, Python, LLMs, Multimodal models, SFT, RM, Active Learning, A/B Testing.
Responsibilities
Design data production schemes including task breakdown, labeling systems, and sampling strategies; Build data quality assessment frameworks and define metrics; Collaborate with algorithm teams to analyze negative cases and optimize data; Drive engineering of data processes including automation and versioning; Establish model performance feedback loops; Manage cross-language and multi-vendor delivery scenarios.
Seniority
Senior, hands-on IC
