Design, build, and curate the data that drives each training stage - instruction/SFT datasets, preference pairs, reward signals, on-policy rollouts, and rejection-sampled completions - and define data-preparation strategies tailored to specific business needs. Recognized by Fast Company as #32 on the Top Workplaces for Innovators, we're proud to be Great Place to Work certified and home to a dynamic team of technologists, product innovators, and business leaders who are passionate about solving meaningful challenges at scale.