Machine Learning Engineer, Frontier Data Products

What this role involves

This role involves building ML systems to score, validate, and improve complex work products for frontier AI companies, where correctness is nuanced and labels are imperfect. The engineer will own production ML behavior end-to-end, including precision/recall tradeoffs, regression detection, drift, latency, cost, and explainability. Work is in-person five days a week in San Francisco, NYC, or London.

Skills this posting asks for

• python
• temporal
• postgres
• aws
• litellm
• machine learning
• prompting
• fine-tuning
• retrieval
• active learning
• heuristics
• error analysis

Requirements

• Remote policy: onsite

From the employer’s posting

ABOUT MERCOR Mercor's mission is to organize human intelligence to power the AI economy. We partner with leading AI labs and enterprises to provide the human intelligence essential to AI development. Our vast talent network trains frontier AI models in the same way teachers teach students: by sh…