checkout.com - Senior Data Scientist
Requirements
• Experience with distributed general-purpose cluster-computing. • Proven experience designing and deploying recommender systems, contextual bandits, or network intelligence applications. • Experience in fintech, payments or similar domains. • Experience with Docker, AWS/GCP, and modern ML deployment practices. • It’s important we set you up for success and make our process as accessible as possible. So let us know in your application, or tell your recruiter directly, if you need anything to make your experience or working environment more comfortable. • Life at Checkout.com http://Checkout.com • We understand that work is just one part of your life. Our hybrid working model offers flexibility, with three days per week in the office to support collaboration and connection. • Curious about what it’s like to be part of our team? Visit our Careers Page https://www.checkout.com/careers to learn more about our culture, open roles, and what drives us. • For a closer look at daily life at Checkout.com http://Checkout.com, follow us on LinkedIn https://www.linkedin.com/company/checkout/life/ and Instagram https://www.instagram.com/checkout_com/
Responsibilities
• Lead projects and architecture design for multi-objective optimisation and scalable models. • Create custom loss functions, evaluation, and tuning frameworks that reflect complex business problems. • Collaborate with product stakeholders to align technical strategy with business goals and resolve blockers across the team. • Apply efficient data transformations using distributed computing (e.g., Spark, Dask) and ensure robust test coverage for production systems. • Mentor junior team members and utilise model explainability methods to drive feature performance improvements.
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