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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Language Engineer (Dutch), Global Siri - **Company:** Apple - **Location:** Barcelona, Spain - **Contract:** Permanent contract - **Skills:** Data Analysis, C++ (Programming Language), Decision Support Systems, Python (Programming Language), Software Engineering, User Environment Management, Retrieval-Augmented Generation, Transfer Learning, Large Language Models, Swift (Programming Language), Siri, Information Technology, Production Code, Data Analytics, Machine Learning Operations, Objective C++, Data Pipelines - **Published:** September 29, 2026 - **Apply:** https://www.buscojobs.com.es/language-engineer-dutch-global-siri-en-barcelona-ID-373324293 ## About the Role You will drive impactful, production-ready ML systems and creative data experiments to advance user satisfaction and accessibility. Compensaciones / Beneficios * Lead design and implementation of large-scale ML and GenAI solutions for the Dutch market * Act as technical anchor for the Dutch Siri experience across cross-functional teams * Apply LLMs, agentic systems, tool calling, and retrieval-augmented generation to real-world scenarios * Work on multilingual and cross-lingual modeling, transfer learning, and low-resource settings * Collaborate with Apple partners to bring architectural proposals respecting international nuances * Build scalable software to deliver personalized, culturally relevant experiences * Experiment with data, curate datasets, and make data-driven product decisions * Contribute to production code bases with strong software design and testing practices Responsabilidades * Hands-on experience with large language models: fine-tuning, prompt/context engineering, evaluation, and inference optimization * Experience with speech technologies (ASR, TTS, pronunciation modeling) * Proficiency in adapting models across languages and markets * Ability to formulate research problems, design experiments, implement solutions, and communicate results * Product-focused mindset with emphasis on end-user experience * Proficiency in Python, Swift, Objective-C, C++ or C; experience on Apple platforms preferred * M.S., Ph.D. in Computer Science or equivalent practical experience * Professional-level fluency in Dutch with deep cultural familiarity * Strong ML/NLP background with practical production experience * Experience building data pipelines, analyzing results, and data-driven decision making * Strong software design, testing, and maintainability across production codebases Requisitos principales * ## Description Experteer Overview Join the Siri Global team as a Dutch-market anchor, shaping ML and GenAI solutions that power culturally fluent, native experiences.You will work across ML, data, and software engineering to deliver scalable, personalized interactions for Dutch users.Expect cross-team collaboration with Apple partners to adapt models for multilingual markets and optimize end-to-end user experiences.This role offers the chance to influence how Siri speaks and acts for millions of customers worldwide.You will drive impactful, production-ready ML systems and creative data experiments to advance user satisfaction and accessibility.Compensaciones / Beneficios * Lead design and implementation of large-scale ML and GenAI solutions for the Dutch market * Act as technical anchor for the Dutch Siri experience across cross-functional teams * Apply LLMs, agentic systems, tool calling, and retrieval-augmented generation to real-world scenarios * Work on multilingual and cross-lingual modeling, transfer learning, and low-resource settings * Collaborate with Apple partners to bring architectural proposals respecting international nuances * Build scalable software to deliver personalized, culturally relevant experiences * Experiment with data, curate datasets, and make data-driven product decisions * Contribute to production code bases with strong software design and testing practices Responsabilidades * Hands-on experience with large language models: fine-tuning, prompt/context engineering, evaluation, and inference optimization * Experience with speech technologies (ASR, TTS, pronunciation modeling) * Proficiency in adapting models across languages and markets * Ability to formulate research problems, design experiments, implement solutions, and communicate results * Product-focused mindset with emphasis on end-user experience * Proficiency in Python, Swift, Objective-C, C++ or C; experience on Apple platforms preferred * M.S., Ph.D. in Computer Science or equivalent practical experience * Professional-level fluency in Dutch with deep cultural familiarity * Strong ML/NLP background with practical production experience * Experience building data pipelines, analyzing results, and data-driven decision making * Strong software design, testing, and maintainability across production codebases Requisitos principales *