Apple · 2 months ago
AIML - Machine Learning Engineer, Retrieval and Ranking Quality Siri & Information Intelligence
Santa Clara, California, United States
Full-time
Onsite
Mid, Senior Level
$147K/yr - $272K/yr
3+ years expApple is seeking a Senior Machine Learning Engineer with a passion for using machine learning to create intelligent and personalized search applications. The role involves researching and implementing novel retrieval and ranking techniques, machine learning algorithms, and large language models to enhance the search experience across Apple products.
AppsArtificial Intelligence (AI)BroadcastingDigital EntertainmentFoundational AIMedia and EntertainmentMobile DevicesOperating SystemsTVWearables
Responsibilities
Lead the design, implementation and evaluation of algorithms and models to enhance the quality and performance of personalized retrieval and ranking systems
Use advanced and state-of-the-art NLP, deep learning and LLM techniques to understand and match complex queries with relevant content
Analyze loss patterns in the current search and assistant stack and come up with insights, algorithms and techniques to resolve quality gaps with the goal of improving the top-line product metrics
Collaborate with cross-functional teams across the company to define product requirements and prioritize ranking criteria that optimize user satisfaction
Work continuously on improving the metrics and performance of models the team has launched in production by leverage innovative ML techniques
Qualification
Required
3+ years Experience in Machine Learning, NLP, Large Language Models and applying these techniques at scale
Strong software engineering skills in mainstream programming languages, such as: Python, Go, C/C++
Strong communication skills
Bachelors in Computer Science and industry work experience
Preferred
Knowledge and expertise in Information Retrieval, Ranking or Recommendation Systems
Experience in building production quality systems or applications in search, recommendation systems, or information retrieval
Experience using ML frameworks (pyTorch, JAX, TensorFlow, XGBoost etc.)
Ability to quickly prototype ideas / solutions, and perform critical analysis
Background in personalization, user behavior modeling, and data-driven decision-making
Advance degree (Master's or Ph.D.) in Computer Science, Statistics, or related field, or equivalent industry work experience
Benefits
Comprehensive medical and dental coverage
Retirement benefits
A range of discounted products and free services
Reimbursement for certain educational expenses — including tuition
Discretionary bonuses or commission payments
Relocation
Company
Apple
Apple is a technology company that designs, manufactures, and markets consumer electronics, personal computers, and software.
10001+ employees
H1B Sponsorship
Apple has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
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Trends of Total Sponsorships
2025 (6998)
2024 (3766)
2023 (3939)
2022 (4822)
2021 (4060)
2020 (3656)
Funding
Current Stage
Late StageTotal Funding
$5.67BKey Investors
Berkshire HathawayMicrosoftSequoia Capital
2026-01-10Pre Seed· $1M
2025-05-05Post Ipo Debt· $4.5B
2025-01-16Post Ipo Debt· $0.31M
Leadership Team
Tim Cook
CEO
Craig Federighi
SVP, Software Engineering
Recent News
Venrock
2025-12-01
2025-09-25
Mac Daily News
2025-09-25
Company data provided by crunchbase