Beyond Labeling: The Rise of the AI Training Engineer For nearly a decade, the industry referred to the human component of Artificial Intelligence as "data labeling." It was a term that implied a simple, repetitive task: drawing boxes around cars, highli... AI Training Engineer AI data strategy Machine learning data curation RLHF engineering expert-led RLHF frontier model training future of AI workforce human-in-the-loop engineering specialized data annotation technical SME for AI Jan. 9, 2026