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# Language Engineer (Mexican Spanish), Global Siri

- **Company:** Apple
- **Location:** Barcelona, Spain
- **Contract:** Permanent contract
- **Skills:** C++ (Programming Language), Machine Learning, Software Engineering, User Environment Management, Large Language Models, Swift (Programming Language), Siri, Information Technology, Codebase, Objective C++, Data Generation
- **Published:** September 16, 2026
- **Apply:** https://www.buscojobs.com.es/language-engineer-mexican-spanish-global-siri-en-barcelona-ID-370609606

## About the Role

Mexican Spanish with deep cultural familiarity * Proven experience applying ML/NLP to product delivery and working with large codebases * MS or PhD in Computer Science or related field, or equivalent experience Requisitos principales *

## Description

Experteer Overview As a Software Engineer with ML expertise, you will shape Siri's capabilities across global markets by integrating state-of-the-art ML into Apple Intelligence.You will lead large-scale ML initiatives, collaborate with cross-functional teams, and translate research into product-ready solutions that delight users worldwide.This role combines ML and software engineering to drive personalized, culturally aware experiences in spoken language and NLP.You will work on data generation, model training and validation, and architecture that scales across Apple platforms.Compensaciones / Beneficios * Lead work streams to design and implement large-scale ML solutions for global products * Integrate latest ML research into Siri and Apple Intelligence for international markets * Collaborate with partner teams across Apple to deliver architectural proposals that meet global needs * Conduct data generation experiments and oversee model training and validation * Translate ML outcomes into product-ready features focusing on end-user experience * Communicate solutions and maintain an ethos of continual learning Responsabilidades * Strong ML background with expertise in large language models and NLP * Experience with data generation approaches, LLM fine-tuning, and optimization * Ability to formulate research problems, design experiments, implement solutions, and communicate results * Product-focused mindset with emphasis on end-user experience * Proficiency in Swift, Objective-C, C++, or C; Apple platform experience preferred * Professional fluency in Mexican Spanish with deep cultural familiarity * Proven experience applying ML/NLP to product delivery and working with large codebases * MS or PhD in Computer Science or related field, or equivalent experience Requisitos principales *


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