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Senior Applied AI/ML Scientist - Marketplace Quality

San Francisco, CA💼 Full-time💰 $211,000–$211,000🗓 2026-09-25 → 2026-09-30

Core

Develop algorithmic solutions for marketplace quality, including pricing integrity, product matching, and violation detection to ensure trust for independent retailers.

Role type

Senior Applied AI/ML Scientist (Marketplace Quality)

Builds

Production ML models for pricing validation, entity resolution, and violation prioritization within a two-sided wholesale marketplace.

Domain

E-commerce / Two-sided Marketplace / Data Quality

Deliverable

production ML models

Required skills

Deep learning, LLMs, computer vision, information extraction, entity resolution, ranking, experimentation, causal inference, constrained optimization

Preferred skills

Catalog quality, product attribute extraction, LLM evaluation pipelines, human-in-the-loop workflows

Technologies

Multi-modal LLMs, text and image embeddings, retrieval

Responsibilities

Own applied ML projects end-to-end from framing to production and measurement; Build pricing-integrity models to detect over- and under-pricing violations; Solve product matching and entity resolution at scale using text and image data; Extract structured attributes from unstructured listing content; Design targeting logic to prioritize violations based on impact vs. cost; Build human-in-the-loop systems for model training and validation; Design and analyze experiments for enforcement levers like downranking or badging.

Seniority

Senior, hands-on IC

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