20 hours ago
Responsibilities
- Design, optimize, and deploy semantic retrieval systems and ranking models for relevant, personalized, and context-aware experiences.
- Build embedding, reranking, and retrieval-augmented generation systems to improve search quality and AI-powered experiences.
- Improve software infrastructure and optimize solutions for low-latency inference.
- Adapt or distill large foundation models into efficient models for on-device deployment under memory, compute, power, and latency constraints.
- Design and run evaluations and experiments to measure search quality, ranking, and model performance.
- Work cross-functionally to ship AI-powered features in consumer products.
Requirements
- Bachelor's degree in Computer Science, Machine Learning, Artificial Intelligence, or a related field.
- Background in machine learning, deep learning, natural language processing, information retrieval, search, recommender systems, or generative AI.
- Experience with semantic retrieval, embedding models, reranking, or retrieval-augmented generation systems.
- Programming skills in Python and/or C/C++ and experience building production-quality software with modern machine learning frameworks.
- Preferred: master's or PhD in a relevant field.
- Preferred: experience building and deploying semantic search, retrieval, or ranking systems at production scale.
- Preferred: hands-on experience with retrieval-augmented generation, dense retrieval, or neural reranking pipelines.
- Preferred: experience adapting or distilling foundation models for efficient on-device deployment.
- Preferred: familiarity with quantization, pruning, or knowledge distillation.
- Preferred: experience with offline evaluations and online A/B experiments.
- Preferred: understanding of query understanding, intent modeling, or personalization in search or recommendation systems.
Categories
About Apple
Apple designs and sells consumer electronics, software, and services for consumers and professionals worldwide, including iPhone, Mac, iPad, Apple Watch, and AirPods, plus platforms like iOS/macOS and services such as the App Store, iCloud, Music, and TV+. Its business combines device sales with services and subscriptions and in-house silicon design. Founded in 1976, Apple is headquartered in Cupertino, California, and trades on NASDAQ as AAPL.