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Senior Data Scientist, Growth Forecasting

Senior Data Scientist responsible for advancing and delivering trustworthy user-growth forecasts, partnering with Product, Finance, and Strategy to influence business decisions. Requires strong forecasting experience, quantitative expertise, SQL and Python proficiency, and excellent communication skills.

About the job

Responsibilities

  • Build and deliver trustworthy quarterly user-growth forecasts for Duolingo’s product portfolio.
  • Collaborate with data scientists and cross-functional partners in Product, Finance, and Strategy.
  • Mentor junior data scientists and help ensure forecasts are reliable and delivered consistently.
  • Develop forecasts that reflect product development, major initiatives, and evolving business strategy.
  • Translate complex analytical findings into clear narratives and actionable recommendations for senior leadership and cross-functional partners.
  • Develop and validate forecasting methodology improvements aligned with business priorities.
  • Build systems and processes that make forecasting robust and repeatable.

Requirements

  • Applied industry experience building forecasts in messy real-world settings where confounding factors, details, and assumption validity matter.
  • Graduate degree in Data Science, Statistics, Economics, or a related quantitative field, or equivalent demonstrated expertise in formal analytical techniques.
  • Ability to connect technical results to real-world recommendations and translate product and business changes into technical requirements.
  • Strong command of SQL, Python, AI analysis tools, and data and analytics engineering ecosystems.
  • Exceptional written and verbal communication skills, with the ability to distill complex quantitative work into clear, actionable insights.

Nice-to-haves

  • Experience at a high-growth consumer technology company.
  • Experience specifically with user-growth forecasting.
  • Experience at a public company and with investor-grade reporting and forecasting.

Compensation

  • Base salary range: $182,800–$247,300 USD.
  • Equity compensation supplements the base salary.

Skills

SQL, Python, Forecasting, Data Science, Statistics, Economics, Data Engineering, Analytics Engineering, Ai Analysis

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