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Language Engineer (Mexican Spanish), Global Siri

Barcelona, Spain💼 Full-time🗓 2026-09-01 → 2026-09-28

Core

Design and implement large-scale ML and GenAI solutions to make Siri feel genuinely native to Mexican Spanish users.

Role type

Senior IC Language Engineer (Mexican Spanish)

Builds

End-to-end Siri features for Mexican Spanish users

Domain

Consumer AI / Machine Learning / NLP

Deliverable

production ML models

Required skills

Machine Learning, NLP, Large Language Models (LLMs), agentic systems, data generation, software design, Python, Swift, Objective-C, C++, C

Preferred skills

ASR, TTS, pronunciation modeling, multilingual/cross-lingual modeling, transfer learning, low-resource settings, research problem formulation, product focus

Technologies

LLMs, agentic approaches, data generation methods, Python, Swift, Objective-C, C++, C

Responsibilities

Design and implement large-scale ML and GenAI solutions, leverage LLMs and agentic approaches to build real-world systems, work with partner teams to account for international market nuances, build or curate datasets and make data-driven decisions

Seniority

Senior, hands-on IC

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