Senior Data Scientist (m/f/d)

Your daily workout Put your data science and machine learning talent behind a good cause and help make the world a healthier place by developing the next generation of product innovations at EGYM. You will take a leading individual-contributor role on EGYM Genius – the engine that powers personalized training plans for our users – combining LLMs, classical machine learning, and agentic systems from idea all the way to production. Apply now as a Senior Data Scientist (m/f/d) and be part of our Data Science team in Munich or Berlin. Model Development: You use EGYM’s diverse training and health data to build machine-learning models that support effective and healthy workouts Data Exploration: You analyze complex datasets, validate hypotheses, and develop new approaches for challenging problems LLM & Agent Design: You design and maintain LLM-based components and agents that reason over user context, call tools/APIs, and orchestrate multi-step flows to generate, adapt, and explain training plans LLM Evaluation: You set up robust evaluation pipelines for LLM features and agents (golden datasets, automatic metrics, human evals, regression checks, and safety/guardrail tests) Local & Open-Source Models: You are comfortable going beyond “just an API” – you can work with local/open-source models (running them on our infrastructure, adapting or fine-tuning them, and balancing quality, latency, and cost) Collaboration: You work closely with Software Engineering and Product Management while sharing feasibility insights and ongoing results Implementation: You develop solutions in a dynamic software environment aligned with the EGYM Tech Radar Innovation Monitoring: You track advancements in AI and machine learning to ensure our solutions remain state-of-the- ’} #J-18808-Ljbffr