Founding Data Engineer (Pricing/Comps)
About the Role
As the Founding Data Engineer, you will build the data foundation behind reliable pricing for an online marketplace. You will turn inconsistent, noisy sold-listing data into trustworthy comparable items and price estimates, partnering closely with the computer vision lead on matching items across sources.
What You'll Do
Build and own scheduled, scalable ingestion pipelines for sold-listing data from multiple marketplaces and external sources.
Design entity resolution logic to match inconsistent listing text and images to canonical items.
Develop valuation logic that accounts for recency, condition, and the number and quality of comparable listings.
Create production data quality monitoring to detect drift, fraud, anomalies, and stale or unreliable listings.
Work with the computer vision lead to define item-matching standards across sources with differing levels of detail.
Make build-versus-buy decisions about data sources, licensing, and third-party pricing feeds.
What We're Looking For
At least 5 years of data engineering experience, including ownership of large-scale productio
