Apple

AIML - Staff ML Infrastructure Engineer, ML Platform & Technology - Pre-training Infrastructure

Apple
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2 months ago
USA (city not specified)Staff+
H1B sponsor

Responsibilities

  • Drive performance optimization for large-scale foundation model training on TPUs.
  • Profile and optimize JAX/XLA workloads across compute, memory, communication, and compilation.
  • Develop high-performance TPU kernels for operations including attention and Mixture-of-Experts.
  • Optimize distributed training, sharding strategies, and collective communication over TPU interconnects.
  • Research and implement improvements across the JAX, XLA, and TPU stack.
  • Develop profiling, benchmarking, and automated tuning capabilities for large-scale training workloads.
  • Collaborate with cross-functional engineers on large-scale ML training challenges.
  • Lead complex technical projects and mentor engineers.
  • Cultivate a collaborative team focused on technical excellence and innovation.

Requirements

  • 6+ years of experience building or optimizing high-performance ML or distributed systems.
  • Proficiency in Python or other relevant programming languages.
  • Strong understanding of distributed systems, parallel computing, and performance optimization.
  • Experience profiling and optimizing compute-, memory-, or communication-intensive workloads.
  • Ability to communicate complex technical problems clearly and collaborate with partners.
  • Bachelor's degree in Computer Science, Engineering, or a related field.
  • Preferred: advanced degree in Computer Science, Engineering, or a related field.
  • Preferred: experience with TPU or GPU accelerators and accelerator architecture and performance characteristics.
  • Preferred: experience with JAX, XLA, PyTorch, or other ML compiler/runtime stacks.
  • Preferred: experience optimizing accelerator kernels with Pallas, Triton, CUDA, or similar technologies.
  • Preferred: experience optimizing large-scale foundation model training and distributed communication.

Tech Stack

Categories

Apple

About Apple

10,000+ employees

Apple designs and sells consumer electronics, software, and services for consumers and professionals worldwide, including iPhone, Mac, iPad, Apple Watch, and AirPods, plus platforms like iOS/macOS and services such as the App Store, iCloud, Music, and TV+. Its business combines device sales with services and subscriptions and in-house silicon design. Founded in 1976, Apple is headquartered in Cupertino, California, and trades on NASDAQ as AAPL.

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