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Senior Machine Learning Engineer, NLP, Input Experience

Apple· Machine Learning and AI
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Cupertino, CA$184.7k - $324.8kfull-timePosted 2mo ago

About the role

Senior ML Engineer focused on NLP for Apple’s Input Experience, building and optimizing multimodal user experiences across Apple platforms. Responsibilities span model development, scalable pipelines, automated evaluation, and collaboration with language experts to deliver production-ready NLP tooling for features like Writing Tools, Summarization, Found In Apps, and Smart Replies.

Responsibilities

  • Building models for new user interface experiences.
  • Researching techniques to enhance model behavior.
  • Development and maintenance of scalable modeling pipelines that support multiple languages and production deployment.
  • Defining robust automated evaluation metrics to facilitate model quality improvement through hillclimbing.
  • Conducting failure analysis to identify and address the shortcomings of our models.
  • Curation and synthesis of representative training and evaluation data.
  • Implementation of experiments and simulations to assess the value of model modifications.
  • Collaboration with language experts and QA to refine modeling approach in consideration of language-specific requirements

Qualifications

  • MS or PhD in Computer Science or related field with at least 2 years of industry experience
  • Strong Python programming skills, with experience developing production-quality Python modules
  • Solid background in machine learning, data science, natural language processing, or statistics
  • Experience building and maintaining model pipelines end-to-end, from data curation to evaluation
  • Ability to design and perform experiments that bring ML and NLP research ideas to production
  • Familiarity with LLMs, such as SFT, RHLF, prompt engineering, data synthesis, automatic evaluation, and RAG
  • Excellent written and verbal communication skills
  • History of developing in Python and / or Swift
  • Record of publications, innovations, and/or leadership

Skills

Required:PythonSwiftMachine learningExperimentation

Benefits

  • Comprehensive medical and dental coverage
  • retirement benefits
  • discounted products and free services
  • reimbursement for certain educational expenses including tuition
  • discretionary bonuses or commission payments (may be applicable)
  • relocation assistance
  • Apple stock programs via discretionary employee stock plans
  • employee stock purchase plan
Last updated Jul 31, 2026. Interested? Apply on the company site.

About Apple

Discover the innovative world of Apple and shop everything iPhone, iPad, Apple Watch, Mac, and Apple TV, plus explore accessories, entertainment, and expert device support.

Discover the innovative world of Apple and shop everything iPhone, iPad, Apple Watch, Mac, and Apple TV, plus explore accessories, entertainment, and expert device support.

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