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Principal Applied AI / ML Engineer

San Francisco, CA💼 Full-time💰 $308,000–$308,000🗓 2026-03-19 → 2026-07-31

Core

Shape company-level AI strategy and drive hands-on deployment of cutting-edge AI systems (LLMs, agents) to empower independent retailers with data-driven insights.

Role type

Principal Applied AI / ML Engineer (Company-level technical thought leader)

Builds

AI-ready infrastructure (feature stores, model serving), production-grade LLM/agent systems, and scalable data pipelines for retail analytics

Domain

Retail technology / Wholesale marketplace / Generative AI

Deliverable

production ML models | product features | infrastructure

Required skills

LLM fine-tuning, RLHF, RAG, embeddings, agent frameworks, large-scale data pipelines, distributed training, model serving, PyTorch/TensorFlow/JAX, systems architecture

Preferred skills

Open-source contributions, peer-reviewed publications, two-sided marketplace experience

Technologies

LLMs, agent frameworks, Triton, feature stores, data warehouses, event logging

Responsibilities

Define company-wide AI vision and product strategy; prototype and deploy zero-to-one AI systems; architect scalable AI infrastructure; establish safety and evaluation frameworks; mentor engineering teams; evangelize AI best practices

Seniority

Principal, strategy & mentorship

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