This role involves designing, building, and maintaining infrastructure to support features for billions of Apple users. The team handles billions of daily requests across the search and foundation model platform, taking end-to-end ownership of services. Responsibilities include conception, design, implementation, deployment, and maintenance of complex, large-scale systems with trillions of records and petabytes of data. The role offers opportunities to optimize inference for cutting-edge model architectures alongside the Foundation Model Research team and build production-grade solutions with product teams for millions of customers in real-time.