About the role SapienX is building out a data science team to solve a hard, high-impact forecasting problem in retail — turning volatile, real-world demand into reliable decisions that reduce waste and lost sales. We're a fast-moving, well-backed team where each person has outsized impact. We're hiring a Senior Data Scientist to own demand forecasting end-to-end, from problem framing to production. You'll build the models that drive real operational decisions, working closely with product and e…