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JustworksJustworks

Senior Data Scientist

Lead end-to-end analytics projects and experimentation initiatives, partnering with product leaders to measure impact, define metrics, and drive data-informed decisions. Requires 7+ years experience, strong statistical and causal inference skills, Python/R, SQL, and excellent communication abilities.

About the job

Responsibilities

  • Lead end-to-end analytics projects, from defining metrics to analyzing data and delivering insights
  • Partner with product leaders to define and measure goal metrics
  • Design and analyze A/B tests, quasi-experiments, and causal analyses to measure the impact of product changes
  • Accelerate product learning cycles through frameworks for experimentation, measurement, and iteration
  • Analyze strategic opportunities to inform roadmap prioritization
  • Build compelling narratives from complex data, presenting findings to technical and non-technical audiences
  • Identify friction and opportunity across the customer lifecycle and translate findings into actionable strategies
  • Develop and apply AI-assisted approaches to analysis, insight delivery, and data workflows
  • Partner with data engineering and analytics engineering to improve data foundations and instrumentation

Requirements

  • 7+ years of experience as a data scientist or analyst, with a track record of driving business impact through statistical analysis, experimentation, and predictive modeling
  • Strong expertise in experimental design, causal inference, and statistical methods
  • Excellent communication and data storytelling skills
  • Strong business acumen connecting analysis to product strategy and business outcomes
  • Proficient in Python or R
  • Fluent in SQL
  • Familiarity with a cloud-based data stack (e.g., Snowflake, dbt)
  • Demonstrated curiosity about AI tools and emerging technologies

Nice-to-Haves

  • Prior experience in a high-growth startup or SaaS company

Compensation & Benefits

  • Base wage range: $167,500 - $184,250 per year (New York City Office)

Skills

Python, R, SQL, Snowflake, dbt, A/B Testing, Causal Inference, Experimental Design, Statistical Analysis, Data Storytelling

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