88 data science intern jobs at 34 companies in California
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Data Science intern
San Francisco, California, United States
HybridInternship
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.
1mo
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Data Science Intern
Los Angeles, California, United States
$30/hr HybridInternship
Currently pursuing a quantitative degree; strong Python and SQL skills; experience with pandas, NumPy, scikit-learn; working knowledge of ML and statistics; interest in LLM/GenAI; strong communication and self-starter mindset.
Python, pandas, NumPy, scikit-learn, SQL, GCP, BigQuery, Vertex AI, Neo4j, Dugout
1w
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Data Science Intern (TikTok Product) - 2027 Summer
San Jose, California, United States
OnsiteInternship
Currently pursuing a Bachelor's or Master's in Data Science or related field; proficient in data querying and at least one scripting language (Python or R); experience with forecasting, causal inference, and classification methods preferred.
Python, R
2mo
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Applied Data Science Intern
Palo Alto, California, United States
HybridInternship, Full Time
Internship requiring strong programming, curiosity about AI systems, problem-solving, and prior technical or project experience.
2mo
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Senior Manager, Product Data Science
Menlo Park, California, United States
$227k-$327k/yr HybridFull Time
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)
3w
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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
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
2d
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Data Lake Infrastructure & Data Analytics Research Engineer Intern (AML-Ark-US) - 2027 Summer
San Jose, California, United States
OnsiteInternship
Pursuing a bachelor's or master's in computer science, software engineering, data science, or related field; strong programming and SQL skills; data structures, algorithms, distributed systems, and big data experience.
SQL, Large Language Model (LLM), Model-as-a-Service (MaaS), OLAP
1mo
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Science Teacher
Los Angeles, California, United States
$65k-$116k/yr OnsiteFull Time
Valid California teaching credential or intern eligibility, basic skills requirement, subject-matter knowledge of California standards, strong communication and data analysis skills.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook
1mo
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Staff Data Scientist - International Product Marketing
San Jose, California, United States
$139k-$278k/yr OnsiteFull Time
10+ YOE10+ years in data science or analytics with international/go-to-market experience, strong SQL and BI skills, market sizing/TAM experience, Databricks (plus), generative AI tool experience, MS in quantitative field or equivalent.
SQL, Databricks, Azure, AWS, SharePoint, PDF Spaces, Goldmine, Claude Code, OpenAI Codex, GitHub Copilot, Cursor, ChatGPTEnterprise
3mo
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Programmatic AdOps Intern (Unpaid)
Irvine, California, United States
OnsiteAll Commitments Available
Currently pursuing BA/MA in Business Analytics, Data Science, Communications, Advertising, or related quantitative field; Excel proficient (Pivot Tables, VLOOKUP, data visualization); detail-oriented in fast-paced environment.
Excel
3mo
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Information Technology/Data Analytics Co-op/Intern - Spring 2027 (10995)
Marysville or Raymond or Torrance
$23-$34/hr OnsiteInternship
US work authorization, 2.5+ GPA, sophomore or higher, 10 weeks at 40 hrs/week, enrolled in BS/MS in Information Systems or Computer Science, valid US driver’s license, reliable transportation.
1mo
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Staff Data Scientist, Finance & Business Ops
San Francisco or United States
$165k-$339k/yr RemoteFull Time
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
5d
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Data and Systems Specialist (SSFUSD Promotional and Internal Only)
South San Francisco or Daly City or San Bruno
$45-$55/hr OnsiteFull Time
3+ YOEAssociate degree or equivalent coursework in education, statistics, computer science, or related field, plus three years of progressively responsible data, recordkeeping, or data systems experience.
3mo
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Summer MBA Intern - Market Analysis and Research (Oncology/Autoimmune)
San Francisco, California, United States
OnsiteInternship
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
2mo
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Development Engineering Intern
Sunnyvale, California, United States
$25-$30/hr OnsiteInternship
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
4w
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Agentic AI Intern
Boston or Seattle or Ontario or San Francisco
RemoteInternship
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
6d
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Fisheries Monitoring Intern
Bellingham or Washington or Oregon or California or Montana or Wyoming or Alaska or Canada
$24/hr FieldInternship, Temporary
Current enrollment or recent graduation in fisheries, environmental science, natural resources, biology, or related field; driver's license; First Aid/CPR; fieldwork, hiking, water safety, and accurate data collection abilities.
GPS, field tablet, tablets, measuring tapes, sampling equipment, personal protective equipment (PPE)
6d
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Praktikum MSAT Process Science Technology (m/w/d)
Penzberg or Basel or Oceanside or Vacaville or South San Francisco
€2k/mo OnsiteFull Time, Internship
Enrolled advanced bachelor's or master's student in bioengineering, process engineering, biotechnology, chemical engineering, or related studies; knowledge of bioreactors, fluid dynamics, and mathematical data modeling; German and/or English proficiency.
Python, R, JMP, Viskosimeter, Tensiometer, Clark probe
1mo
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Intern, Center for Health Sciences
Menlo Park, California, United States
$18-$23/hr OnsiteMultiple Commitments Available
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
3mo
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Software Engineer Intern (2026 Summer)
San Diego, California, United States
$5k-$7k/mo OnsiteInternship
Currently enrolled as a junior/senior, master’s, or doctoral student in a computer science/engineering field; strong understanding of data structures, algorithms, and computer systems.
JavaScript, TypeScript, HTML, CSS, REST APIs, Front-end development, Back-end development
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