Apple

Applied Research Scientist, Proactive Intelligence - Personal and Agentic Search

Apple$130K — $180K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 6+ years of experience in applied ML and product development.
  • M.S. or PhD in Computer Science or related fields.
  • Strong programming skills in Python and/or C++ for ML modeling.
  • Fundamental knowledge of ML concepts and experience in deep learning systems.
  • Familiarity with current ML literature and optimization methods as well as modeling techniques.
  • Experience with LLM-as-Judge methodologies and diagnostic tooling for generative systems.
  • Proficiency in ML toolkits like PyTorch, TensorFlow, and SkLearn.

Responsibilities

  • Design and implement ML algorithms for various Apple products.
  • Train and fine-tune generative models and agentic systems.
  • Develop evaluation methodologies and ground-truth surfaces for quality measurement.
  • Build causal-analysis tools to diagnose agent failures and solutions.
  • Integrate ML frameworks into products and leverage cloud services for scalable operations.
  • Communicate advanced ideas effectively within the research team.
  • Contribute to software architecture decisions, design reviews, and code reviews.

Benefits

  • Opportunity to work in a leading-edge research and engineering organization.
  • Exposure to a variety of machine learning problems and applications.
  • Collaborative work with cross-functional teams on innovative projects.
  • Commitment to creating impactful user experiences on Apple platforms.
Full Job Description
Applied Research Scientist, Proactive Intelligence - Personal and Agentic Search AI represents a big opportunity to elevate Apple's products and experiences for billions of people globally. We are looking for Applied Research Scientists with a background and interest in Agentic Systems. You will be leveraging state-of-the-art Generative models to ship extraordinary products, services, and customer experiences for the iPhone, Mac, Apple Watch, iPad and more. \n\nThe mission of Proactive Intelligence is to improve Apple platforms by better understanding, anticipating and adapting to user behavior by using machine learning to build phenomenal features that are built right into Apple platforms. Our team provides an opportunity to be part of an incredible research and engineering organization within Apple. The ideal candidate will have industry experience across a range of modeling problems relevant to LLM-powered search and agentic systems, including Training and Fine-Tuning Large Language Models (LLMs), Learning from Human Preferences, LLM-based Evaluation and Judging, Retrieval and Planning, and Causal Analysis of Model Failures. \n\nWorking knowledge of large-scale data processing especially with structured data, probabilistic modeling and statistics will broaden your role and effectiveness in this position.\nThis role contributes directly to Personal Search and Agentic Search inside Siri - the capabilities that let users reason over their own data and act on it through natural conversation.\n

As an Applied Research Scientist on our team, you will design and implement ML algorithms that process data in different Apple products. You will train and fine-tune generative models and agentic systems, design the evaluation methodology and ground-truth surfaces that measure their quality, and build the causal-analysis tooling that explains why agents fail and how to fix them. Where necessary, you will integrate ML frameworks into our products and leverage cloud services for scalable training, evaluation, and ablation pipelines across locales. You will communicate advanced ideas to a focused team of researchers in the spirit of developing innovative tools and metrics that change the way we look at problems. You will work closely with other cross-functional teams to align messaging, contribute to roadmaps and contribute software back into different repos for proper integration with core systems.You will write clean, maintainable and production code with appropriate documentation and tests. You will contribute to architecture decisions, design reviews and peer code reviews!

Strong programming skills in Python and/or C++ with 6+ years of experience in using these languages for machine learning (ML) modeling and applied research M.S. or PhD in Computer Science, or a related fields such as Electrical Engineering, Robotics, Statistics, Applied Mathematics or equivalent experience. A minimum of 6 years of experience in applied ML and/or product development. Fundamental knowledge of ML concepts and hands-on experience in building deep-learning systems Strong software engineering skills to create scalable and robust infrastructure for machine-learning data, modeling and evaluation systems Proven ability to train and debug machine-learning systems: defining metrics and datasets, performing error analysis and training models in a modern ML framework

Familiarity with researching current ML literature and math including optimization methods and modeling techniques Passionate about building extraordinary personal and agentic search experiences powered by Generative AI Creative, collaborative and project focused with an ability to work hands-on in multi-functional teams Experience designing LLM-as-Judge methodologies, ground-truth datasets, and diagnostic tooling for generative systems Proficiency in using ML toolkits such as PyTorch, TensorFlow, SkLearn etc.

About Apple

Apple is a corporation that designs, manufactures, and markets mobile communication and media devices, personal computers, portable digital music players, and sells a variety of related software, services, peripherals, networking solutions, and third-party digital content and applications. Apple provides many products and services, including iPhone; iPad; iPod; Mac; Apple TV; a portfolio of consumer and professional software applications; the iOS and OS X operating systems; iCloud; and accessories, service, and support offerings. It sells its products worldwide through its retail stores, online stores, direct sales force and third-party cellular network carriers, wholesalers, retailers, and value-added resellers to the consumer and also sells third-party iPhone, iPad, Mac and iPod compatible products, including application software and accessories through its online and retail stores. Introduced in 1984, the Macintosh was the first widely sold personal computer with a graphical user interface (GUI). That feature and others such as an improved floppy drive design and a low-cost hard drive that made data retrieval faster helped Apple cultivate a reputation for innovation. Apple was named as the most admired company in the United States in 2008 and in the world from 2008 to 2012 by the Fortune magazine. The company was founded by Steven Paul Jobs, Steve Wozniak, and Ronald Gerald Wayne on April 1, 1976, and is headquartered in Cupertino, California.

Apple Careers

Join Apple, a place where extraordinary people gather to do their best work. Our ever-expanding global team is at the forefront of innovation and leadership in the tech industry. At Apple, we're not just building products—we're crafting the kind of wonder that revolutionizes entire industries. It's the diversity of our people and their ideas that inspires the innovation that runs through everything we do, from amazing technology to industry-leading environmental efforts. Work You’ll Do Embark on a journey with Apple’s market-leading team to help some of the world’s most influential companies navigate their path to digital mastery with cutting-edge technology and services. Transform industries and touch lives with your unique ideas at Apple. Here, you’ll lead through a unique position at the intersection of technology, creativity, and robust industry expertise. Collaborate with a global team of professionals who are at the top of their game in technology and design. Apple isn’t just a company, it’s a community of innovators and passionate thinkers. Introducing the Apple Innovation and Leadership Initiative We are building a market-leading team to drive our efforts in delivering groundbreaking solutions and services. At Apple, job opportunities are abundant, offering you the chance to explore diverse roles from engineering to marketing, all designed to empower your career growth. Do Innovative Work Join the largest group of creative and technical experts in the world—professionals dedicated to redefining what’s possible through technology and innovation. Deliver targeted solutions through a depth and breadth of expertise that’s unmatched, driving forward our commitment to excellence and leadership in every project we undertake. Be Part of a Great Team Engage in a wide range of projects utilizing Apple’s technology and resources. Harness the unparalleled capabilities, global scale, and joint solution development that only Apple can offer. Future-Proof Your Career Advance your career with limitless opportunities at Apple. Go as far as your ambition takes you with unmatched training, development, and certification support. Explore Discover how Apple is leading the way in tech innovation: [With iOS] Businesses can streamline operations and enhance customer interactions... READ MORE Smart home technology integration that sets the standard for convenience and security... READ MORE The Apple Experience Our combined service capabilities, global scale, and joint solution development help clients overcome challenges and lead transformation in their industries. Clients worldwide look to Apple for new strategies and solutions that drive growth and innovation in the digital era. Stay Connected Join Our Team Search open positions that match your skills and interests. We look for passionate, curious, creative, and solution-driven team players. Whether you’re seeking a professional role, an internship, or a leadership position, Apple offers a variety of employment opportunities. SEARCH APPLE JOBS Keep Up to Date Stay ahead with career tips, insider perspectives, and industry-leading insights you can put to use today—all from the people who work here. READ CAREERS BLOG Job Alert Emails Personalize your subscription to receive job alerts, latest news, and insider tips tailored to your preferences. See what exciting and rewarding opportunities await at Apple, a company committed to diversity, innovation, and leadership. Explore job opportunities, employment benefits, and the culture of growth and innovation at Apple. Prepare your resume, hone your interview skills, and ready yourself for a career at one of the most prestigious companies in the world. Join us in pushing the boundaries of what is possible.
Learn more about Apple
Size
154,000 employees
Market Cap
$2,074.3 billion
Industry
Net Income
$63.9 billion
Founded
1976
5 Year Trend
+11.5%
Revenue
$294.1 billion
NASDAQ

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