About the Role

We are looking for a Backend Infrastructure Engineer to design and scale privacy-aware scalable search and retrieval systems. You will work on distributed infrastructure, advanced encryption-based data access protocols, and machine learning system integration.

We design and build infrastructures to support features that empowers billions of Apple search users. Our team processes trillions of links to find the best content to surface to users through search. We also analyze pages to extract critical features for indexing, ranking. We apply statistical analysis to improve crawling, extraction quality, web and knowledge graph data, link selection, freshness, retrieval performance, and many others. You will have the opportunity to work on large-scale, complex systems with cutting-edge cryptographic techniques, directly impacting Apple's efforts to protect user privacy while enabling intelligent experiences.

Minimum Qualifications

• BS, MS, Ph.D. in a related field, or equivalent experience
• Strong coding skills
• Strong background in computer science: algorithms and data structures
• Experience with backend development, code performance tuning and testing
• Experience with cloud services and Kubernetes
• Understanding of performance optimization and scalable data processing

Preferred Qualifications

• Experience with search infrastructure
• Experience with cluster setup / management, monitoring and logging
• Experience with cryptographic or privacy-preserving computation techniques (e.g., homomorphic encryption, secure computation, or related protocols)
• Excellent interpersonal skills able to work independently as well as in a team
• Experience with Information Retrieval, Large Scale Data-Mining and/or Machine learning

Equal Opportunity

Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics. Learn more about your EEO rights as an applicant.