Data Scientist (Customer Retention)


Preply logo
Apply now Apply later

Posted 1 month ago

Preply is looking for an experienced professional to join the Data Chapter and help us create multi-touch attribution models based on large volumes of information. You will be working in close coordination with our Marketing team and the rest of the Data team.
Mission: Your objective will not only be to build LTV and marketing attribution models, but also define forecasting metrics for the company being able to modelize complex aspects like seasonality. We are willing to model the user LTV in the early stage of the user lifecycle in order to anticipate future trends and change marketing or CRM strategies to improve user experience.


  • Conduct exploratory data analysis;
  • Generate prescriptive insights – tactical and strategic insights to improve marketing effectiveness;
  • Use state of the art Data Science techniques for modeling marketing attribution, or forecast business metrics through ML methodologies;
  • Produce reliable predictive and prescriptive insights based on advanced statistical modeling including machine learning methodologies;
  • Select metrics and methods relevant for the insightful data analysis;
  • Launch and run A/B testing;
  • Advise, educate, and assist management and other professionals in working with and understanding organizational data


  • A university degree in a quantitative field of study or equivalent;
  • 3+ years experience in Data Science;
  • Experience with marketing data analytics;
  • Experience with predictive modelling (statistical and/or machine learning tools);
  • A plus if you had been working on marketing attribution models and metric forecasting.
  • Test & learn attitude;
  • Proficiency knowledge of SQL;
  • Experience with scripting on Python and/or R;
  • Hands-on experience with data visualization tools (e.g. Tableau);
  • Able to communicate complex ideas in simple terms
Preply is a global language learning marketplace, connecting 15,000 tutors with tens of thousands of students from all over the world.
Founded in 2012 and backed by some of the world’s leading investors, Preply is on a mission to shape the future of effective learning. Fueled by a belief that live engagement with a teacher is still the most effective way to learn a new skill, Preply is building a personalised learning space that will enable individual learners to reach their goals in the fastest way possible. Powered by a tenfold increase in revenues over the last three years, Preply now has 180 employees of over 25 nationalities based between Barcelona and Kyiv. Preply is driven by a culture of experimentation and data-driven learnings, focused on building best-in-class consumer and enterprise solutions.  
As the company looks to increase momentum and scale geographically, this is a unique opportunity to join one of the most vibrant and attractive start-up communities in the world.
Job tags: Data Analytics Machine Learning Marketing ML Python R SQL Tableau