Senior Post-Training AI Scientist (RL & Scaling)

Giotto.ai in Switzerland seeks a Lead Research Scientist to own and lead the post-training stack, including supervised fine-tuning, RLHF, and verification components. You will design scalable training systems, manage memory and parallelism, and mentor researchers while remaining hands-on.The role emphasizes end-to-end pipelines, multi-machine training, and collaboration with data, evaluation, and infrastructure teams to deliver reliable, controllable production models. #J-18808-Ljbffr