14 data science intern jobs at 12 companies in Fairfield, CA

PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yr On-SiteFull Time
HiringCafe
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.
Python, PyTorch, Elasticsearch, LLMs
3w
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Data Science intern
San Francisco, California, United States
HybridInternship
DEUNA
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.
2mo
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Data Science Intern
Pleasanton, California, United States
OnsiteInternship
Eolas
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.
22h
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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/yr HybridFull Time
Capital One
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.
Python, R, SQL
22h
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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/yr HybridFull Time
Capital One
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.
Python, R, SQL
3mo
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Lead Data Scientist
San Francisco or New York
$225k-$275k/yr HybridFull Time
Brisk Teaching
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.
SQL, dbt, Python, Snowflake, APIs, LLMs
1w
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Staff Data Scientist, Finance & Business Ops
San Francisco or United States
$165k-$339k/yr RemoteFull Time
Pinterest
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.
SQL, Python, JavaScript, TypeScript, Superset, Tableau, Looker
2mo
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Summer MBA Intern - Market Analysis and Research (Oncology/Autoimmune)
San Francisco, California, United States
OnsiteInternship
Shennon Biotechnologies
Shennon Biotechnologies: Develops a single-cell platform for rapid immunotherapy drug discovery.
2+ YOEMBA candidate with life sciences interest, 2+ years biotech/pharma experience, strong analytics, market research, and presentation skills.
PowerPoint, Excel, Market Research Tools, AI Tools
5d
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Agentic AI Intern
Boston or Seattle or Ontario or San Francisco
RemoteInternship
DataRobot
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.
DataRobot platform, AutoML, GenAI, MLOps, Python, pandas, numpy, LangGraph, CrewAI, LlamaIndex, FastAPI, Flask, Docker, Slack, Confluence
1mo
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AI Research Marketing Intern - Summer 2026
San Francisco or United States
$26-$35/hr HybridInternship
Lambda
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.
1mo
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AI Builder Intern
San Francisco or New York City or Seattle
$74k-$112k/yr OnsiteFull Time, Internship
Scale AI
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.
OpenAI, Anthropic, Python, JavaScript, LangChain, LangGraph, CrewAI, Slack, Salesforce, Notion, React, Cursor, Claude, Copilot, AutoGen, n8n, Zapier, GitHub
1mo
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Product Manager II, Trust & Safety Tools
San Francisco or United States
$114k-$235k/yr HybridFull Time
Pinterest
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
SQL, Data analysis
2w
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Staff Product Manager, Risk Platform
San Francisco or New York or Washington or London or Amsterdam or Canada or Europe
$208k-$307k/yr HybridFull Time
Plaid
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.
3d
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Clinical Research, Associate I
Alameda, California, United States
$74k-$116k/yr OnsiteFull Time
Abbott
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.
Microsoft Suite, eTMF
3w
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Senior Manager, Global Clinical Scientist (Cell Therapy)
Brisbane or Cambridge or Princeton or Madison
$151k-$210k/yr OnsiteFull Time
Bristol Myers Squibb
Bristol Myers SquibbNYSE: BMY: Develops and manufactures innovative prescription biopharmaceutical medicines.
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