Data Scientist - Survey Design, Data Annotation, and Machine Learning Evaluation

Cupertino Until 9/22/2026 2+ years exp First posted July 24, 2026 Last posted July 24, 2026
Job description

Apple is where individual imaginations gather together, committing to the values that lead to great work. Every new product we build, service we create, or experience we deliver is the result of us making each other’s ideas stronger. The diversity of our people and their thinking inspires the innovation that runs through everything we do. When we bring everybody in, we can do the best work of our lives. Here, you’ll do more than join something — you’ll add something.

Description

The Special Projects team at Apple is developing novel user-facing conversational features that
leverage the multimodal capabilities of state-of-the-art foundation models. As part of this
process, we generate real-world and simulated data, gather human data annotations, analyze
the results, and use them to build and evaluate Large Language Model judges. We are looking
for a skilled Data Scientist to join our Machine Learning Evaluations teams. This person will
work closely with ML Engineers to manage and analyze our human and automated data
annotation processes, and to develop, test, and refine LLM judges for generative AI model
evaluation. A successful candidate is experienced in survey design, data annotation, LLM
prompt engineering and prompt optimization, and has strong statistical analysis skills.

Minimum Qualifications

BA or Master’s degree in Data Science, Statistics, or a quantitative social science field
2+ years of hands-on experience working in survey design and human data annotation
Proficiency in Python
Excellent communication skills

Preferred Qualifications

PhD in Data Science, Statistics, or a quantitative social science field
Hands-on industry experience with product-focused statistical analysis
Experience working with large-scale multimodal data and data-annotation pipelines
Experience with LLM prompt engineering & prompt optimization
Experience with LLM auto-judges for generative AI model evaluation
A track record of publications or technical presentations in Data Science or a related field
Excellent at cross-functional collaboration

About this role

Summary

Manage data annotation, develop LLM judges, analyze survey and multimodal data

Job title

Data Scientist - Survey Design, Data Annotation, and Machine Learning Evaluation

Experience level

2+ years

Minimum experience

2+ years exp

Industry

technology

Location requirements

Located in Cupertino, remote work not specified

Salary

Not specified

Management role

No

Skills & keywords

Required skills

Pythonsurvey designdata annotationstatistical analysis

Preferred skills

PhDmultimodal dataprompt engineeringLLM auto-judgespublications

Specializations

survey designdata annotationprompt engineeringstatistical analysismachine learning evaluation
Locations

Structured locations inferred from the posting.

Cupertino, CA, USA

Work arrangement unknown City