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PerplexityPerplexity

Member of Technical Staff

The Product Data Scientist will analyze user behavior and A/B experiments to improve search quality, develop product metrics and dashboards, and build data-labeling pipelines. The role requires 4+ years of relevant experience, strong Python and SQL skills, and deep statistical knowledge.

About the job

Responsibilities

  • Develop data-driven insights from user behavior to inform the 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 to improve ranking quality, including discovering new signals, producing metrics, and creating data-labeling pipelines with human and large language model feedback.

Requirements

  • 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, including the ability to write production-grade code.
  • Proficiency with SQL.
  • Experience with business intelligence tools.
  • Deep knowledge of statistics.

Nice-to-haves

  • Proficiency with Apache Spark.
  • Experience with Databricks.
  • Experience developing LLM-as-a-judge systems.

Skills

Python, SQL, A/B Testing, Statistics, Search Quality, Business Intelligence, Spark, Databricks, Llm-As-A-Judge

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