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Principal UX Researcher

United States, Washington, Redmond💼 Full-time🗓 2026-09-21 → 2026-09-25

Core

Developing and scaling human-centered model evaluation approaches for AI systems to assess user needs in realistic workflows.

Role type

Principal UX Researcher (AI Evaluation)

Builds

Representative eval sets, grading rubrics, and scalable research frameworks for AI model development.

Domain

Artificial Intelligence / Machine Learning Evaluation

Deliverable

production ML models

Required skills

Mixed-methods research design, statistical analysis, experimental design, rubric development, human grading calibration, AI/ML evaluation expertise, program leadership, cross-functional partnership, tool automation, strategic planning

Preferred skills

LLM-as-a-judge methods, psychometrics, scripting/automation, telemetry integration, community of practice building

Technologies

Telemetry, experimentation platforms, data pipelines, visualization tools

Responsibilities

Designing human grading and calibration research to improve evaluation reliability; partnering with applied scientists to build eval sets and diagnose misalignment; establishing Office-wide research frameworks and quality standards; creating reusable tools and processes for scalable model evaluation; influencing technical decisions through research findings and storytelling.

Seniority

Principal, strategy & mentorship

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