The AI, Search & Knowledge Platforms team at Apple is focused on building innovative products and services that enhance user experiences across various platforms. This role involves improving the quality and performance of search and ranking systems that facilitate knowledge question answering. The ideal candidate will leverage machine learning, software heuristics, and large language models to understand user queries and deliver relevant answers. This position offers the opportunity to shape future Apple products while working in a fast-paced and collaborative environment.

• Bachelor's degree in Computer Science, Artificial Intelligence, Machine Learning, or a related field.
• 6+ years of experience in shipping Search and ML systems.
• Strong programming skills in Python, Go, or similar languages.
• Experience building scalable data pipelines and backend systems.
• Proficiency in data science methodologies, including A/B testing and statistical hypothesis testing.
• Experience with prompt engineering.
• Master's or Ph.D. in Computer Science, Artificial Intelligence, Machine Learning, or a related field.
• 4+ years of experience in shipping Search and ML systems.
• Hands-on experience in Information Retrieval, Search Ranking, or Natural Language Processing (NLP).
• Demonstrated experience designing, building, or working with Retrieval-Augmented Generation (RAG) architectures.
• Familiarity with techniques for optimizing the inference performance of LLMs.
• Experience with training and deploying machine learning models.

• Identify and address opportunities to improve search and ranking systems.
• Develop sophisticated machine learning systems and robust software heuristics.
• Work across the entire stack to apply a broad skill set.
• Translate ambiguous product requirements into concrete engineering tasks.
• Communicate effectively with cross-functional partners and present findings.
• Iterate on prompt engineering to enhance user query understanding.

• Employees at Apple are often offered comprehensive benefits that support physical and mental well-being—flexible medical plans, confidential counseling, onsite wellness centers at major campuses, and resources for fitness and daily life. Families typically receive fertility support, paid parental leave with gradual return, caregiving leave, and dependent-care guidance, while financial perks commonly include stock grants (with purchase discounts), 401(k) matching, and income-protection coverage. Employees also see robust time off, Apple University learning and tuition reimbursement, donation matching and paid volunteer hours, and deep product and partner discounts.