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Software Engineer

Netflix - 1d ago

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Senior Software Engineer

Reddit - 4d ago

Lead Data Scientist - Marketing

Requirements

  • You have expert knowledge of Python, and are able to make and justify design decisions in your Python code.
  • You have built Marketing Mix Modelling (MMM) models and can translate the results into actionable strategies.
  • You have experience in building lifetime value (LTV) models.
  • You are familiar with a range of model types and know when and why to use gradient boosting, neural networks, linear regression, or a blend of these.
  • You have a proficient understanding of statistics, particularly Bayesian reasoning.
  • You are able to take ownership of a project and see it through from end to end.
  • You are data-driven with a structural approach and can prioritize the value you can add.
  • You see the bigger picture of business processes and can define precisely where and how a model would fit into the stack.
  • You are comfortable visualizing and communicating data to various audiences.

Nice to Haves

  • You have a good understanding of causal inference concepts and experience with machine learning models for causal inference.
  • You have hands-on experience evaluating marketing campaigns through incrementality testing and geo-experiments.

What You'll Be Doing

  • You will help the Marketing tribe find the biggest opportunities for growth.
  • You will develop predictive models to calculate Customer Lifetime Value (LTV) and model customer behavior data and product usage.
  • You will work closely with Data Analysts and help them understand and use models that you build.
  • Your average day will include building new models, maintaining models used by everyone in the marketing tribe, and evaluating new ideas.

Perks and Benefits

  • Have a direct impact by partnering with marketing teams to help millions of people and businesses.
  • Work autonomously and create your own vision while gathering feedback from colleagues.
  • Be part of a diverse team of Data scientists, Analysts, and Marketers.
  • Contribute to the mission of making money without borders the new normal.
AI Summary ✨
Wise logo

Wise

Greater London, UK

Experience: Senior
Posted: May 21, 2026
Last seen: an hour ago
Python
machinelearning

Why we track Wise

Wise (formerly TransferWise) is a London-based fintech that built international money transfers from scratch. They have major engineering hubs in Tallinn, London, and Budapest. The engineering challenges around real-time payments, compliance, and multi-currency infrastructure are technically deep.

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