AI Applied Scientist

Wizard is hiring an Applied Scientist to own the measurement, understanding, and improvement of their AI shopping agent's accuracy. The role involves defining metrics, building evaluation systems, and leading science work to improve the agent's performance.

Requirements

• 5+ years in Applied ML, AI Research, or Applied Science
• Hands-on experience evaluating modern AI/ML systems: LLMs, agents, ranking, or recommendations
• Direct experience with LLM-based systems: judge models, RAG, prompt engineering, fine-tuning, RLHF, or similar
• Strong experimentation foundations: A/B testing, causal inference, statistical rigor
• Proven ability to operate in ambiguity: defining problems, not just solving pre-defined ones

Benefits

• Equity in the form of stock options
• Medical, dental, and vision coverage
• 401(k) plan
• Flexible PTO and company holidays
• Fully remote work within the United States
• Periodic company offsites and team gatherings