Zillow
Principal Machine Learning Engineer, Agentic AI
$199K–$335K
Remote-USA · Remote · Principal · Full-time · Posted Oct 20, 2026
- Experience
- 5+ years; most recent 2–3 years in agent-based systems, multi-agent collaboration, or similar paradigms.
- Education
- Master’s degree or above, or equivalent experience, in Computer Science, Electrical Engineering, or a related field.
About the job
Build and lead large-scale agentic AI experiences for Zillow’s home-shopping and transaction products, from research and evaluation to reliable customer-facing systems.
What you'll do
- Develop multimodal agent experiences and interaction modes, including Voice AI and Deep Research.
- Build evaluation frameworks, tracing systems, and safety guardrails for trustworthy AI agents.
- Lead cross-team initiatives and communicate research and system architecture to executives and partners.
What they ask for
- Master’s degree or above, or equivalent experience, in Computer Science, Electrical Engineering, or a related field, emphasizing products using frontier multimodal LLMs.
- 5+ years deploying large-scale ML models, including the most recent 2–3 years building agent-based systems, multi-agent collaboration, or similar paradigms.
- Experience developing long-conversation dialogue systems with context-aware tool selection and compliant responses.
- Experience building high-availability, low-latency, fault-tolerant AI services handling hundreds of millions of daily interactions.
Nice to have
- Familiarity with agentic AI frameworks such as LangGraph, Agents SDK, AutoGen, and production ML infrastructure.
- Track record of writing articles, patents, or publishing high-impact research.
Pay
$209,400.00 - $334,600.00 annually (base salary); $199,000.00 - $317,800.00 annually (base salary)
Tools
frontier multimodal LLMs, LangGraph, Agents SDK, AutoGen
AI focus
Develop multimodal agentic AI, including Voice AI and Deep Research; build evaluation, tracing, and safety systems for customer-facing agents.
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