On-Device ML Infrastructure Engineer (CoreML Runtime), Graphics, Games and Machine Learning

Apple; Cupertino (CA); On-site; USD 190,000 - 260,000; Full time

Job summary

Apple is seeking an ML Infrastructure Engineer to advance on-device ML by building graph compilers and runtimes for Apple devices. You will shape the infrastructure enabling scalable ML workflows across Camera, Siri and Vision with tight hardware/software collaboration.

You will craft end-to-end developer experiences for model authoring, optimization, and execution on Apple Silicon, pushing performance and efficiency in constrained environments.

Qualifications

• Masters or equivalent in CS, Engineering or related field.
• Strong proficiency in C++ or Swift, and Python familiarity.
• Experience with compiler stacks (MLIR/LLVM/TVM).
• Knowledge of OS, embedding and parallel programming.
• Solid ML fundamentals and architectures like Transformers.
• Excellent communication across multi-functional teams.

Responsibilities

• Architect and maintain the on-device graph compiler, runtime, and kernels for ML operators.
• Develop production-critical system software for executing ML models on Apple Silicon.
• Identify and resolve functional gaps proactively.
• Optimize model execution for performance, energy, and thermal management.

Skills

C++/Swift

Python

Compiler stacks

Operating Systems

Parallel programming

ML fundamentals

Transformers

Communication

Education

Masters or equivalent

Tools

MLIR

LLVM

TVM

Job description

Summary

Imagine being at the forefront of an evolution where powerful AI meets the elegance of Apple silicon. The On-Device Machine Learning team transforms groundbreaking research into practical applications, enabling billions of Apple devices to run powerful AI models locally, privately, and efficiently. We stand at the unique intersection of research, software engineering, hardware engineering, and product development, making Apple a top destination for on-device machine learning innovation. Our team builds the essential infrastructure that enables machine learning at scale on Apple devices. This involves onboarding innovative architectures to embedded systems, developing optimization toolkits for model compression and acceleration, building ML compilers and runtimes for efficient execution, and creating comprehensive benchmarking and debugging toolchains. This infrastructure forms the backbone of Apple’s machine learning workflows across Camera, Siri, Health, Vision, and other core experiences, contributing to the overall Apple Intelligence ecosystem. If you are passionate about the technical challenges of running sophisticated ML models on resource-constrained devices and eager to directly impact how machine learning operates across the Apple ecosystem, this role presents an incredible opportunity to work on the next generation of intelligent experiences on Apple platforms. We are seeking an ML Infrastructure Engineer with a specific focus on graph compilers and runtimes. If you are a highly motivated software engineer who is creative, versatile, and passionate about machine learning operator primitives, common compiler optimizations, runtimes, and system software engineering in the fast-paced and dynamic field of machine learning, this could be a fantastic role for you.

Description

We’re building an end-to-end developer experience for machine learning development that employs Apple’s vertical integration. This allows developers to iterate on model authoring, optimization, transformation, execution, debugging, profiling, and analysis. This role focuses on the Core ML Runtime for execution on-device. In this role, you will build the world’s most advanced ML graph compilation and runtime system, capable of optimizing and delivering ML models efficiently on Apple products and services.

Responsibilities

• Architect and maintain the on-device graph compiler, runtime, and kernels for delivering ML operators.
• Develop production-critical system software for implementing ML models on Apple Silicon
• Proactively identify and resolve functionality gaps.
• Optimize model execution for various system objectives like performance, energy efficiency, and thermal management.

Minimum Qualifications

• Masters or equivalent experience in Computer Sciences, Engineering, or related subject area.
• Highly proficient in C++ or Swift. Familiarity with Python.
• Experience with any compiler stack (MLIR/LLVM/TVM/…).
• Familiarity with Operating Systems, embedding programming, parallel programming.
• Sound understanding of ML fundamentals, including common architectures such as Transformers.
• Good communication skills, including ability to communicate with multi-functional audiences.

Preferred Qualifications

• Experience with any on-device ML stack, such as TFLite, ONNX, ExecuTorch, etc.
• Experience with any ML authoring framework (PyTorch, TensorFlow, JAX, etc.) is a strong plus.
• Experience with accelerators, GPU programming is a strong plus.