Lead Data Scientist

Data Scientists, helping them grow technically and professionally. - Design and build models for personalization, forecasting, user behavior analysis, and marketing efficiency. - Collaborate with Product, Engineering, Marketing, and other teams to turn data insights into real-world impact. - Help prioritize projects effectively based on value and feasibility, keeping a strong product and user focus. - Play an active role in hiring, onboarding, and nurturing an inclusive team culture. - Partner with senior leaders to inform strategic planning for the Data function at Fever. Who You Are - You have strong foundations in statistics, machine learning, and mathematics (Master's or PhD is a plus). - You are confident in exploring data, designing models, and evaluating their performance with rigor. - You thrive in ambiguity, balancing tech health with speed of impact and learning. - You are skilled in SQL and Python-based tools (Pandas, NumPy, Scikit-learn, etc.). - You write clean

maintainable, and reproducible code, and can prototype ideas quickly when needed. - You have experience leading data science projects and know how to deliver valuable insights without overcomplicating the solution. - You enjoy helping others grow, sharing feedback, and fostering a supportive, collaborative work environment. - You are curious, resourceful, and proactive when faced with complex challenges. Nice to Have - Experience with recommendation systems, Bayesian modeling, or causal inference. - Background in growth, marketing analytics, or digital product optimization. - Familiarity with ML frameworks like PyTorch, JAX, or TensorFlow. - Exposure to experimentation platforms or production ML pipelines. Benefits & Perks - Bonus linked to performance. - Stock options. - 40% discount on all Fever events and experiences. - Flexible hybrid model. - Health insurance and flexible compensation options via Cobee. - English classes. - Gympass membership. - Salary

Fever is the world's leading tech platform for culture and live entertainment. Our mission is to democratize access to culture and entertainment, partnering with event creators and technology to scale, innovate and enhance their events. We are seeking experienced and inspiring data science leaders who want to take ownership of critical areas-such as product optimization, personalization, or marketing-and lead small, collaborative teams to deliver meaningful impact. Location Madrid, Spain About the Role As Lead Data Scientist, you will combine strong technical skills with an ability to work across diverse teams and projects. You'll use data to solve complex business problems while also supporting the growth and development of your teammates. This highly cross-functional and visible role directly shapes key business and product decisions. What You'll Do - Take full ownership of strategic data science projects, from exploration to deployment. - Guide, mentor, and support a small team of