ML Research Engineer – LLMs for Wellbeing & Impact

Flagship Pioneering, Inc. seeks a Machine Learning Research Engineer to innovate, develop and apply ML methods for psychological wellbeing. You will work with world-class scientists and engineers on cutting-edge AI research and applications, shaping the next frontier of human-AI interaction. The role emphasizes reinforcement learning from human feedback, supervised fine tuning, and scalable ML pipelines using state-of-the-art models, with a focus on practical wellbeing tools.