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Sr. Applied ML Engineer, Apple Services Localization Platform

Seattle, United States of America💼 Full-time🗓 2026-06-26 → 2026-09-28

Core

Design, build, and ship machine translation and LLM-based systems powering localization across Apple Services (Apple Music, App Store, etc.) and production systems serving users at massive scale.

Role type

Senior Applied ML Engineer (Machine Translation & LLMs)

Builds

Production ML models, serving/inference pipelines, and APIs for localization across Apple Services

Domain

Consumer Services, Machine Translation, Large Language Models

Deliverable

production ML models

Required skills

Deep Learning, Large Language Models (LLMs), Natural Language Processing (NLP), Python, Distributed Systems, Model Serving/Inference, MLOps

Preferred skills

Machine Translation, Translation Quality Evaluation, Model Optimization (Quantization/Distillation), Agentic Workflows, RAG

Technologies

JAX, TensorFlow, PyTorch

Responsibilities

Design and ship ML/LLM systems for localization; take models from prototype to production; integrate models into service APIs; drive applied research (fine-tuning, compression); build evaluation infrastructure; mentor engineers.

Seniority

Senior, hands-on IC

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