Member of Technical Staff (Product Data Scientist, Search Quality)

Perplexity is looking for an experienced Product Data Scientist to accelerate the development of advanced search technologies. You will identify robust and sensitive signals from user behavior to help us gather insights from A/B experiment data more efficiently.

Responsibilities

Develop data-driven insights from user behavior to inform our product roadmap and accelerate adoption

Formulate hypotheses and validate them by designing, running, and analyzing A/B tests

Determine appropriate metrics and visualizations for tracking, and implement them in dashboards

Design new pipelines that will help to deliver better ranking quality. From discovering new signals, producing metrics and construct data labeling pipelines with human and LLM feedback

Qualifications

4+ years of experience working as a data analyst or in a related role

Experience working on search-related products, with emphasis on designing online metrics and analyzing A/B experiments

Strong Python skills (expected to write production-grade code)

Proficiency with SQL

Experience with Business Intelligence (BI) tools

Deep knowledge of statistics

Preferred Qualifications

Proficiency with Apache Spark

Experience with Databricks

Experience with development of LLM-as-a-judge systems