Senior Data Scientist - Shopping Experience (Search)
Core
Own analytics and experimentation strategy for grocery search relevance, ranking, and latency to drive search conversion, order rate, and GTV.
Role type
Senior IC data scientist (search analytics & experimentation)
Builds
Search relevance models, ranking systems, and diagnostic dashboards for Instacart's grocery marketplace
Domain
E-commerce / Grocery delivery / Search
Deliverable
production ML models | product features | dashboards & analysis
Required skills
Advanced SQL, Python or R, A/B test design & analysis, metric definition, funnel analysis, causal inference, data instrumentation
Preferred skills
Search relevance & ranking, NLP & embeddings, offline-to-online evaluation, causal inference beyond A/B tests, web & native app tradeoffs
Technologies
Snowflake, BigQuery, Redshift, Python, R, Claude, PromptQL
Responsibilities
Own core Search metrics and funnels end to end; Design, run, and interpret experiments across ranking, retrieval, and search UX; Partner with Product, Engineering, and ML to prioritize roadmap opportunities; Build deep diagnostic analyses by query class and customer lifecycle; Connect offline model evaluation with online and business metrics; Improve data quality, instrumentation, and metric definitions for Search
Seniority
Senior, hands-on IC
