AI/ML - Computational Linguist, Siri Understanding

Seattle, Washington, United States
Machine Learning and AI


Role Number:200396790
Siri is always learning to speak new languages and provide a locally customized experience. We achieve this by bringing together a diverse, international team of people who are passionate about language and linguistic data. If you're interested in natural language and experienced in phonetics, phonology and speech technology, this is an amazing opportunity to craft the Siri experience for millions of users.

Key Qualifications

  • Knowledge and experience with phonetics and/or phonology. Other linguistic fields such as morphology, syntax, semantics and corpus linguistics are a plus
  • Two or more years of industry experience in speech recognition and/or speech synthesis. Other fields of computational linguistics are a plus
  • Experience with using Python and regular expressions to process and analyze linguistic data, and experience with data analysis
  • Native-level proficiency in American English
  • Project management experience preferably in a language, linguistics, or software-related field
  • Self-motivated and curious with demonstrated creative and critical thinking capabilities and an innate drive to improve how things work
  • Excellent verbal and written communications skills and experience in influencing decisions with information


The Computational Linguistics team is responsible for the definition and production of high quality pronunciation data for Apple’s speech recognition and speech synthesis systems. As a Computational Linguist, you will analyze and improve natural language data that will help Siri learn to understand and pronounce words across a variety of locales. You will have the opportunity to deep dive into the phonetics and phonology of other languages with the help of native speakers, and come up with new and innovative ways to expand Siri’s pronunciation expertise to even more languages. Your responsibilities will include: * Analyze pronunciation data for speech recognition and synthesis. Identify errors, implement fixes and propose solutions to improve accuracy. * Design tasks and methods for collecting and evaluating annotated language data * Provide linguistic guidance to support multiple projects and engineering teams within Siri * Create and develop tooling for linguistic analysis * Interface with external data vendors on Apple’s behalf If this sounds like you, we'd love to hear from you!

Education & Experience

Masters degree in Computational Linguistics, Language Technologies, Linguistics, or related field with 2+ years experience

Additional Requirements

  • Experience in working with large quantities of natural language data, lexical resources, corpora, NLP algorithms and tools is a plus
  • Basic understanding of Machine Learning is a plus
  • Knowledge of one or more foreign languages is a plus