AIML - Sr. ML Engineer, NL Response Generation - Answers, Knowledge, & Information (AKI)

Apple
Santa Clara, United States of America2025-08-27

About the job

The Answers, Knowledge & Information team is revolutionizing the way hundreds of millions of people access information on their devices, all while keeping user privacy at the forefront. As an Applied ML team, we're pushing the boundaries of Apple Intelligence, result ranking, and innovative search technologies, all while running a low latency production service. Our work fuels intuitive information experiences across some of Apple's most iconic products, including Siri, Spotlight, Safari, Messages, Lookup, and more. Join us in shaping the future of how the world connects with information!

Responsibilities

Contribute on research, design, implementation and evaluation of algorithms and models to enhance the quality and performance of personalized response generation models.

Use advanced NLP, deep learning and LLM techniques to generate grounded responses for user intent.

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.

Develop a long-term technical vision; propose a roadmap for team setting clear objectives.

Collaborate with teams across the company to define product requirements and prioritize ranking criteria that optimize user satisfaction.

Establish metrics and continuously improve performance of models by applying innovative ML techniques.

Qualifications

Minimum

4+ years Experience in Machine Learning, NLP 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

In-depth knowledge and expertise in applying Deep learning models, Large Language Models and their evaluations

Extensive 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