Senior Data Scientist

Vorsee, a unit of ZYTLYN Technologies, builds predictive AI tools for the $11 trillion travel sector, helping airlines, airports, hotels and other travel brands forecast demand, pricing and market shifts. The company seeks a Senior Data Scientist who will turn extensive travel data into reliable, actionable forecasts that guide commercial decisions. In this role you will design, develop and maintain time‑series models for demand and pricing, work with large data pipelines, and evaluate both classical methods such as ARIMA and Prophet and machine‑learning approaches like Gradient Boosting and LightGBM. You will also explore deep‑learning techniques when suitable, conduct feature engineering and back‑testing, and partner with data engineers, product managers and business stakeholders to deliver scalable solutions. Code quality, reproducibility and documentation are essential, as is contributing to model deployment and lifecycle management in a cloud setting. The position requires at least five years of data‑science or machine‑learning experience, deep expertise in time‑series forecasting, strong Python and SQL skills, solid statistical knowledge and the ability to explain technical ideas to non‑technical audiences. Bonus experience includes travel‑industry exposure, MLOps, AWS services, containerisation, CI/CD pipelines and contributions to open‑source forecasting work. The office is based in Geneva, Switzerland, with a culture that values diversity, communication and collaborative problem‑solving, and offers a competitive salary adjusted for experience.