Ethos is seeking a seasoned Commercial Manager to help train an advanced language model on professional presentation tasks. The role focuses on creating, evaluating, and refining AI-generated presentations and slide decks across workflows like storyline development and executive summaries. We require 3+ years in B2B or SaaS environments, with top-notch PowerPoint skills and meticulous written communication. Fully remote, versátil 5–20 hours per week, ASAP start.