Senior Machine Learning Engineer - AI Data Trainer

About Alignerr

At Alignerr, we partner with the world’s leading AI research teams and labs to build and train cutting-edge AI models. This project is about capturing how an LLM reasons and takes actions step by step to solve real tasks. Annotators write clear, structured traces that show planning, tool use, and decision making, creating data that trains models to reason more reliably in real world scenarios.

Organization : Alignerr Position : Senior Machine Learning Engineer - AI Data Trainer Type : Hourly Contract Compensation : $60–$80 /hour Location : Remote Commitment : 10–40 hours/week

What You’ll Do

• Lead the authorship of complex, high-fidelity reasoning traces for sophisticated technical tasks.
• Mentor and review structured traces to ensure optimal planning and tool-use documentation.
• Design data strategies that help LLMs navigate intricate real-world decision-m...