25 data science intern jobs at 22 companies in Hercules, 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.
2mo
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Applied Data Science Intern
Palo Alto, California, United States
HybridInternship, Full Time
Evolver
Evolver: AI-powered platform automating complex workflows for professional services firms.
Internship requiring strong programming, curiosity about AI systems, problem-solving, and prior technical or project experience.
1mo
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Senior Manager, Product Data Science
Menlo Park, California, United States
$227k-$327k/yr HybridFull Time
Snowflake
SnowflakeNYSE: SNOW: Cloud-based platform for data storage, processing, and analytics.
10+ YOE5+ MgmtMasters/PhD in a quantitative field, 10+ years data science experience, 5+ years managing data science teams, expert SQL and Python, ML/LLM expertise, experience optimizing user experience and using internal AI tools.
Cortex AI functions, Agents, CoCo, SQL, Python, Large Language Models (LLMs)
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
1mo
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Spare Parts Optimization Strategy Intern
Denver or San Carlos or San Diego
$25-$30/hr HybridInternship
SB Energy
SB Energy: Develops, builds, and operates utility-scale renewable energy infrastructure.
Pursuing a bachelor's in CS/Data Science/Engineering; strong Python; experience with data (Pandas/SQL); knowledge of data structures and system design.
Python, Pandas, SQL, Azure, ETL, Parquet, Cloud
3mo
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AI Intern
Sunnyvale, California, United States
$40-$60/hr OnsiteFull Time, Internship
Fortinet
FortinetNASDAQ: FTNT: Develops and sells cybersecurity software and network security appliances.
0+ YOEPursuing CS/Data Science/AI/IT; internship; basic scripting; AI knowledge; strong problem-solving and collaboration.
Python, JavaScript, Go, Observability tools, Cloud platforms, Automation platforms
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
1mo
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Development Engineering Intern
Sunnyvale, California, United States
$25-$30/hr OnsiteInternship
JSR Micro
JSR Micro: Supplier of advanced semiconductor materials and lithography chemicals.
Pursuing or recently completed BS/MS in Chemistry, Chemical Engineering, Materials Science, or related field; interest in semiconductor technology and lithography; basic lab experience; strong analytical and communication skills.
Laboratory techniques, FT measurements, Data analysis, Predictive modeling
2mo
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AI Research Intern
Sunnyvale, California, United States
$20-$35/hr OnsiteMultiple Commitments Available
Alpha & Omega Semiconductor
Alpha & Omega SemiconductorNASDAQ: AOSL: Designs and manufactures power semiconductor products for electronic systems.
Pursuing a degree in Business/HR/Engineering/Data Science; strong research/critical thinking; AI interest; clear business communication; comfortable with ambiguity.
Anthropic, OpenAI, enterprise copilots
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
3w
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Intern, Center for Health Sciences
Menlo Park, California, United States
$18-$23/hr OnsiteMultiple Commitments Available
SRI International
SRI International: Independent nonprofit research institute conducting scientific and technology R&D.
Currently enrolled undergraduate in psychology/neuroscience; interest in aging, HIV, Parkinson's, MRI, and sleep; willing to train in interviews, neuropsychological testing, MRI assistance, data handling; detail-oriented and professional with older adults.
MRI
3w
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Java Engineering Intern - Fall 2026
Santa Clara, California, United States
$20-$71/hr OnsiteFull Time, Internship
NVIDIA
NVIDIANASDAQ: NVDA: Designs GPU-accelerated computing and artificial intelligence hardware.
Currently enrolled in a Masters or PhD in Data Science, Machine Learning, or Computer Science. Strong Java/JVM software development, algorithms, benchmarking, and experience with NoSQL tools (Lucene, Elasticsearch, OpenSearch, MongoDB, Solr).
cuVS, NVIDIA CUDA, Java, C++, JVM, Lucene, JVector, OpenSearch, Solr, MongoDB, Elasticsearch, Milvus, Pinecone, LanceDB
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.
3w
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Java Engineering Intern - Fall 2026
Santa Clara, California, United States
$20-$71/hr OnsiteFull Time, Internship
NVIDIA
NVIDIANASDAQ: NVDA: Designs graphics processing units and artificial intelligence hardware.
Currently enrolled in a Masters or PhD in Data Science, Machine Learning, or Computer Science; strong algorithms and mathematical fundamentals; excellent Java/JVM development, debugging, and performance-analysis skills; experience with Lucene/Elasticsearch/OpenSearch/MongoDB/Solr; good communication. GPU/CUDA/C++ skills a plus.
cuVS, NVIDIA CUDA, Java, C++, JVM, Lucene, JVector, Elasticsearch, OpenSearch, MongoDB, Solr, Milvus, Pinecone, LanceDB, HPC, Cloud, GPU
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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AI Research Internship - WM
Sunnyvale, California, United States
$100k-$140k/yr OnsiteInternship, Temporary
Institute of Foundation Models
Institute of Foundation Models: Develops open-source frontier-class AI foundation models and research.
Currently pursuing or recently completed a Master's or PhD in CS, Data Science, AI, Applied Math, Statistics or related; skills in dataset preparation, model design, testing, and 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.