14 data science intern jobs at 12 companies in Fairfield, CA
🚀PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Build the ML and AI search behind HiringCafe — ranking, recommenders, retrieval, and LLM agents that surface jobs people would never find on their own.
DEUNA: Checkout and payment orchestration platform for e-commerce merchants.
Currently pursuing a Bachelor's or Master's in a quantitative field; eager to learn data science tasks including dataset preparation, exploratory analysis, ML model support, and dashboarding. This is an unpaid educational internship.
Eolas: Software for multifamily operators to manage risk and operations.
Currently enrolled or recently completed coursework in LLMs, AI, NLP or related fields; basic prompt engineering; familiarity with AI testing frameworks; strong analytical and communication skills; ability to work collaboratively in a fast-paced environment.
Current Master's - Data Science Internship - Summer 2027
McLean or Cambridge or Chicago or Richmond or Plano or San Francisco or San Jose or New York City
$134k-$161k/yrHybridFull Time
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
0.5+ YOEPursuing a Master’s in a quantitative field (degree by Aug 2028), continuing study after internship, 6+ months experience with open-source data programming, machine learning exposure, and US in-person availability.
Current PhD - Data Science Internship - Summer 2027
McLean or Cambridge or Chicago or Richmond or Plano or San Francisco or San Jose or New York
$160k-$192k/yrHybridFull Time
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
0.5+ YOECurrent PhD candidate in a quantitative field (expected by Aug 2029), continuing study during internship; ≥6 months experience with open-source data languages, machine learning, and Python/R/SQL.
Brisk Teaching: AI-powered browser extension for K-12 teacher productivity and personalization.
8+ YOE8+ years in data science or analytics; strong SQL, dbt, Python; warehouse expertise; experience building internal data products; startup environment; interest in AI and automation.
PinterestNYSE: PINS: Visual discovery engine for finding inspiration and creative ideas.
8+ YOE8+ years in data science/analytics or applied ML, strong time-series forecasting and quantitative skills, advanced SQL and Python, experience building internal web tools and analytics, AI/LLM applied experience, executive communication.
DataRobot: Provides an enterprise platform for building and governing AI.
Pursuing or recently completed BS/MS in CS/data science/engineering; proficiency in Python (pandas,numpy); foundational ML knowledge; strong communication and autonomy; passion for autonomous agents.
Lambda: Provides high-performance GPU cloud infrastructure for AI development.
0+ YOEPursuing Bachelor’s or Master’s in Marketing, Film Production, Data Science, or related field; interest in AI/ML research; enthusiastic about content planning; quick learner.
Scale AI: Provides data and infrastructure for training artificial intelligence models.
Hands-on experience with LLM APIs and agentic/automation frameworks, production-quality Python or JavaScript coding, product instincts, and current enrollment in an undergraduate or graduate CS/data science/engineering program.
PinterestNYSE: PINS: Visual discovery engine for finding inspiration and creative ideas.
3+ YOE3+ years product management; internal users/enterprise focus; SQL; stakeholder management; strong communication; AI and internal tooling interest; Bachelor's in Computer Science or equivalent
San Francisco or New York or Washington or London or Amsterdam or Canada or Europe
$208k-$307k/yrHybridFull Time
Plaid: Provides financial data connectivity and payment infrastructure via APIs.
6+ YOE6+ years product management experience on internal risk, trust & safety, fraud, or identity platforms; technical depth with detection signals and ML-based products; hands-on data analysis; proven partnership with Data Science/MLE.
AbbottNYSE: ABT: Provides medical devices, diagnostics, and science-based nutritional products.
0+ YOEEnsure quality and integrity of clinical trial data, perform monitoring and site management, coordinate internal studies; BS in life sciences preferred; 0-1 years CRA/CRC/CTA experience; knowledge of CFR and ICH-GCP.
Degree in life sciences preferred (MD/PhD/PharmD/MS/RN). Knowledge of GCP/ICH, drug development, study design, statistics, clinical operations, medical writing; intermediate MS Word/Excel/PowerPoint and data review tools; domestic and international travel possible.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Pt Profiles