Perplexity
Member of Technical Staff (Data Scientist/Engineer, Online Metrics)
Rol remoto de AI Research & Systems con fit claro de ubicación del candidato.
Publicado13 feb 2026
Países elegibles1 país aceptado
Señal de seniorityLead
Modelo de trabajoRemoto
Ubicaciones aceptadas para candidatos
Estados Unidos
Resumen del rol
Member of Technical Staff (Data Scientist/Engineer, Online Metrics)
Requisitos y responsabilidades
Contenido del rol extraído en secciones para revisar más rápido.
Responsibilities
- Discover and validate online signals from user interactions that serve as reliable proxies for true answer quality
- Design and implement novel online metrics to be tracked both in A/B testing and on product health dashboards, ensuring alignment with ground-truth evaluations
- Analyze experimental results to validate these metrics, ensuring they accurately predict user satisfaction and drive product decisions
- Build and maintain the data pipelines that calculate these metrics at scale, delivering actionable quality signals to Search, Product, and model training teams
- Communicate findings and bring clarity through close collaboration with Product and Search teams
- Operate in a small, high-impact team where your work directly shapes how Perplexity measures and improves Answer Quality
Qualifications
- MS in a technical field or equivalent experience
- 4+ years of experience working as a Data Scientist, Analytics Engineer, or related role
- Experience working on search, recommendation, or LLM-based products, with an emphasis on designing online metrics and analyzing A/B experiments
- Strong proficiency in Python and SQL (expected to write production-grade code)
- Deep knowledge of statistical analysis
- Experience with Business Intelligence (BI) tools for visualization and reporting
- Comfortable with agentic coding workflows and using AI-assisted development tools to iterate faster
Preferred Qualifications
- Proficiency with Apache Spark and Databricks
- Experience with the development or validation of LLM-as-a-judge systems
- Prior work supporting customer-facing products at scale
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