Principal Machine Learning Engineer

Principal Machine Learning Engineer role at Zillow to lead the Agentic Data Platform team in designing and shipping bleeding-edge AI experiences. The ideal candidate has 10+ years of experience in building, scaling, and operating large-scale data and ML infrastructure, with hands-on experience in agentic AI, platform engineering, and technical leadership.

Requirements

• 10+ years building, scaling, and operating large-scale data and ML infrastructure
• 1-2 years shipping agent-based or LLM-powered systems to production
• 3+ years as a technical leader spanning multiple organizations
• Expert-level Python
• Deep experience with agentic frameworks, large-scale data processing, vector stores, and cloud Infrastructure
• Proven ability to set technical direction across organizational boundaries, build trust with engineering, science, and product leaders, and articulate complex trade-offs clearly to engineering peers and executives

Benefits

• Competitive base salary
• Equity awards based on factors such as experience, performance, and location
• Comprehensive health and wellness benefits
• Retirement savings plan
• Generous parental leave policy
• Paid time off
• Flexible work arrangements