SWE - Senior ML Engineer - Siri User Experience Metrics and Data
Apple
Software Engineering, Design, Data Science
Cupertino, CA, USA
Posted on Oct 23, 2025
We’re looking for a Senior Machine Learning Engineer to help build the next generation of tools and platforms that power high-impact decisions across Siri. In this role, you'll operate at the intersection of engineering excellence and business impact. You’ll design and implement scalable, reliable systems to transform raw data into actionable insights for leadership. This is a high-visibility, high-impact position with the opportunity to influence the direction of products and strategy. The Siri User Experience Metrics team is at the heart of shaping how users interact with Siri every day. We use data, metrics and insights to continuously improve Siri’s User Experience across Apple platforms including iOS, macOS, visionOS, tvOS and watchOS. Our team defines and owns the most critical user facing metrics, builds scalable reporting tools and delivers actionable insights that directly inform product decisions. We collaborate closely with product, platform and feature teams to ensure Siri not only works - but delivers exceptional User Experience. From response time to failure tracking, we make sure Siri feels fast, natural and helpful wherever users need it. As a Senior ML engineer on the Siri User Experience Metrics team, you will have significant influence and responsibility in improving Siri user experience by contributing to efforts including building a trustworthy and explainable anomaly detection system to automatically identify regressions in Siri performance and alert engineering teams with actionable insights for debugging performance issues. If this sounds like you, you're someone who’s laser-focused on impact - bringing sharp programming skills, strong problem-solving abilities and clear communication to the table, all driven by a passion for building exceptional products. You'll have the opportunity to drive meaningful impact across all Apple platforms by collaborating closely with Engineering, Product, Testing and Quality teams. Your work will directly enhance the Siri experience for billions of users - shaping how people interact with Apple every day.