Senior ML Engineer - On-Device Watch AI

Apple Inc.; Cupertino (CA); On-site; USD 150,000 - 278,000; Full time

Job summary

Apple Inc. in Cupertino, California, is seeking a Senior Software ML Engineer for Watch Software to advance on-device machine learning features for Apple Watch.

You will design and ship ML-powered watchOS capabilities, integrating models with sensors and UX layers, and optimize performance and power usage on constrained devices. You will collaborate with designers, ML engineers, and software experts across Apple to prototype, validate, and deploy innovative sensing-based experiences for

Qualifications

• MS/PhD in Computer Science, Machine Learning, or related field.
• Proficiency with Swift or Objective-C for Apple platforms.
• Experience using Python and deep learning frameworks such as PyTorch or TensorFlow.
• Excellent communication and collaboration skills.

Responsibilities

• Design, implement, and ship new ML-powered features on watchOS.
• Integrate and deploy ML models on-device, building Swift or Objective-C frameworks.
• Profile and optimize code for performance and power on Apple Watch.
• Develop ML algorithms leveraging multimodal sensor data to detect activities and contexts.
• Design tools, analytics, and processes to validate algorithm performance offline and on-device.
• Drive innovation from concept to deployment into user-facing features.

Skills

Swift/Obj‑C

Python

ML on-device

Communication

Education

MS/PhD in CS/ML

Tools

PyTorch

TensorFlow

Job description

Apple Inc. in Cupertino, California, is seeking a Senior Software ML Engineer for Watch Software to advance on-device machine learning features for Apple Watch.

You will design and ship ML-powered watchOS capabilities, integrating models with sensors and UX layers, and optimize performance and power usage on constrained devices. You will collaborate with designers, ML engineers, and software experts across Apple to prototype, validate, and deploy innovative sensing-based experiences for