Overview In this role you drive the data strategy for a key product domain (e.g., Growth, Retention, Marketplace) at Preply. You partner with leaders across Product, Engineering, and Business to shape long-term decisions based on rigorous measurement. You design scaleable experiments, model long-term value, and define essential metrics to guide the roadmap. You will influence cross-functional teams and elevate analytical standards in a dynamic, global Learner-Tutor marketplace. Compensaciones / Ventajas * lesson allowance on Preply.com * Learning & Development budget * health insurance * relocation package to Barcelona * mental health support platforms * gym access in Spain Responsabilidades * Develop strategic understanding of key value drivers in your domain and translate into decision frameworks for leadership * Define long-term measurement and experimentation strategy for your domain * Design,



execute and evaluate large-scale experiments to drive business outcomes * Lead deep analyses of customer behavior and retention to improve long-term value * Own impact modeling and scenario analysis for major product initiatives with robust forecasting * Govern key metrics to ensure alignment with company goals * Act as senior thought partner to product, engineering and data leaders * Lead cross-domain analytical initiatives (e.g., LTV modeling, pricing strategy, marketplace health) Requisitos principales * Track record influencing product or business strategy in complex environments with clear impact * Expertise in experimentation and causal inference under imperfect conditions * Strong understanding of subscription and marketplace economics (LTV, cohorts, retention, pricing) * Strong technical proficiency (SQL, Python) and ability to elevate others’ analytical work * Experience mentoring senior data scientists and growing the data org * Curiosity, problem-solving and critical thinking; proactive in addressing challenges * Ability to influence Directors and VP-level sta

📌 Staff Data Scientist (Barcelona)
🏢 Preply
📍 Barcelona