Senior Machine Learning Engineer, New Verticals Agentic Foundations
Core
Build and refine eval-driven loops to improve flagship consumer agents (e.g., Ask Assistant) and launch new agentic experiences for Merchants and Dashers.
Role type
Senior Machine Learning Engineer (Agentic Foundations)
Builds
Production-ready AI agents for consumer, merchant, and delivery partner use cases
Domain
Food delivery / Retail logistics / Generative AI
Deliverable
production ML models
Required skills
LLM-based agent development, evaluation harness design, post-training/fine-tuning of open-weights models, small language models (SLMs), NLP, Python, PyTorch/TensorFlow
Preferred skills
Experience with tool use, context management, prompting, guardrails, SFT, preference optimization, RL
Technologies
PyTorch, TensorFlow, Open-weights models, SLMs
Responsibilities
Build and refine eval harnesses to optimize agent quality and cost; Run experiments to balance quality, latency, and cost; Launch new agents from exploration to production; Develop agentic memory and product representations; Define ML-driven strategy for grocery and retail delivery
Seniority
Senior, hands-on IC
