Experience improving notification performance across areas such as new notification types, opt-in, reach, targeting, or channel strategy Strong judgment for how to make notifications more engaging and effective while balancing user experience and long-term reachability Experience working on personalized or ML-driven messaging systems, including targeting, ranking, experimentation, or template generation. Improve core team metrics such as conversion, click-through rate, and opt-in, while balancing user reach and experience guardrails Explore how new formats, channels, and UX patterns can make notifications more personalized, engaging, and effective for different learners Partner closely with leadership to help shape the direction of one of Duolingo’s top teams for driving top-line impact.