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123 summer intern jobs at 36 companies in Berkeley, CA

3mo
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Summer Intern
San Francisco, California, United States
$80k-$120k/yr OnsiteTemporary
Context AI
Context AI: AI-native office suite for automating complex enterprise tasks.
0+ YOEInternship role for students with high initiative and strong communication; experience in full-stack engineering is a plus.
Full-stack engineering
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3mo
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Summer Intern & Assistant
Mountain View, California, United States
$20-$30/hr OnsitePart Time
Mountain View Tennis
Mountain View Tennis: Operates public tennis facilities and provides professional sports instruction.
0+ YOEAvid tennis players with 5+ years formal playing experience; college player or junior rankings preferred; willing to perform off-court customer service and learn multiple apps.
Mobile apps, CRM, Task management software
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2d
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Growth Intern (Summer/Fall)
San Francisco, California, United States
HybridInternship
Julius
Julius: Conversational AI for automated data analysis and visualization.
Background in business/marketing/entrepreneurship/finance, strong written/verbal communication, on-camera video creation, data curiosity, high agency, ability to start remote and relocate to San Francisco for summer.
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5d
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Summer 2027 Intern - Americas Division [UG/Masters]
Atlanta or Boston or New York or San Francisco or Chicago or Houston or Toronto
$41-$43/hr OnsiteInternship
Simon-Kucher
Simon-Kucher: Global management consulting firm specialized in pricing and growth.
0+ YOECurrently enrolled undergraduate or master's student (graduation May–June 2028), available June 7–Aug 6, 2027, strong quantitative skills, proficiency in Microsoft Excel and PowerPoint; SQL/Python a plus; unrestricted U.S. work authorization required; 0 years experience.
Microsoft Excel, Microsoft PowerPoint, SQL, Python
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2mo
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Summer Engineering Intern
San Francisco, California, United States
$6k-$8k/mo OnsiteInternship
Varick Agents
Varick Agents: A fast-growing startup delivering AI solutions for large enterprises without mentioning the name.
Pursuing CS or related degree; strong programming fundamentals; full-stack capability; focus on code quality and reliable shipping; high initiative.
Python, JavaScript, React, Next.js, AWS, GCP, Azure, Graph databases, OCR, Information extraction, LLM APIs
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4d
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2026 Corporate Summer Associate (all offices)
San Francisco, California, United States
$225k/yr OnsiteFull Time
Fenwick & West
Fenwick & West: Provides legal services to technology and life sciences companies.
Summer associate position across offices; posting marked for internal purposes only. Specific qualifications not listed.
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3mo
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Electrical Engineer Intern (Spring-Summer 2026)
San Francisco, California, United States
$20-$55/hr OnsiteInternship
Deft Robotics
Deft Robotics: Developing AI-powered wheeled humanoid robots for manufacturing automation.
Internship for students; 12+ weeks; full-time on-site summer; start March 2026; on-site in San Francisco; compensation $20-$55/hr plus benefits.
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4w
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Finance Intern (Summer 2026)
Mountain View, California, United States
HybridInternship, Part Time
Aerospike
Aerospike: Provides a high-performance, real-time NoSQL database management platform.
Pursuing or recently completed Bachelor's or Master's in finance/accounting/economics/business; strong analytical skills; advanced Microsoft Excel and Google Sheets; ability to support financial reporting, billing analysis, and data automation.
NetSuite, Ramp, Drivetrain, Microsoft Excel, Google Sheets, Tableau, PowerBI, Looker
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4w
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Growth Intern (Summer 2026)
San Francisco, California, United States
$28-$50/hr OnsiteFull Time, Internship
SellScale
SellScale: AI-powered sales automation software for outbound lead generation.
Prior product marketing/content creation/video editing experience in a startup; able to work in San Francisco office 3–5 days/week; interest in agentic AI; familiarity with Notion, Excalidraw, Zapier, and HubSpot.
Notion, Excalidraw, Zapier, HubSpot
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2mo
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Secondaries & Primaries Intern - Summer 2027 | SF
San Francisco, California, United States
OnsiteFull Time, Internship
Ardian
Ardian: Investing across private markets to deliver long-term performance globally.
0+ YOEUndergraduate student; full-time internship; strong finance knowledge and Excel modeling; fluent in English; prior finance/PE exposure a plus.
Excel
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1w
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Data Engineer Intern (E-commerce) - 2026 Summer (BS/MS)
San Jose, California, United States
OnsiteInternship
TikTok
TikTok: Global short-form video hosting and social media platform.
Pursuing BS/MS in computer science/engineering or related field; able to commit 12 weeks in Summer 2026; experience with big data technologies and data ingestion/analysis; SQL and ETL familiarity.
Hadoop, M/R, Hive, Spark, Metastore, Presto, Flume, Kafka, ClickHouse, Flink, HackerRank
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3mo
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Software Engineering Intern (Summer 2026)
Palo Alto, California, United States
HybridFull Time, Internship
Spacial
Spacial: A software building AI-powered platform for design and engineering.
Pursuing a Bachelor's or Master's in CS/Engineering; strong Python, JavaScript, or TypeScript; interest in AI/LLMs; startup environment.
Python, JavaScript, TypeScript
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3w
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Software Engineering Intern (Summer 2027)
San Francisco, California, United States
$8k-$12k/mo OnsiteFull Time, Internship
CTGT
CTGT: Deterministic governance platform for enterprise AI systems.
Pursuing a Bachelor's in CS or related; strong programming fundamentals in Python or JavaScript; familiarity with Git and basic cloud workflows (AWS or GCP); ability to work independently and communicate technical ideas clearly.
Python, JavaScript, Git, AWS, GCP, GPT-120B OSS, HaluEval
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1mo
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Software Engineering Intern (Summer 2027)
San Francisco, California, United States
$7k-$10k/mo OnsiteInternship
Circleback
Circleback: AI-powered platform for capturing and managing workplace meeting intelligence.
Experience building end-to-end features (database to UI) for web, desktop, or mobile; prior project or role experience; strong attention to detail, ownership, and curiosity about product.
React, Electron, React Native
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2w
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Mechanical Engineering Intern (Summer 2026)
San Francisco, California, United States
OnsiteInternship, Full Time
Blackstar Computers
Blackstar Computers: Building AI-native personal computing hardware and software systems.
Pursuing a mechanical engineering (or related) degree, proficiency with 3D CAD, understanding of tolerancing and manufacturing, available full-time in-person in San Francisco for ≥10 weeks.
3D CAD
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2mo
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Project Engineer Intern - Summer 2027
Sacramento or Oakland or Commerce or San Diego or Goodyear or Manassas
$21-$28/hr OnsiteFull Time
Helix Electric
Helix Electric: Provides electrical contracting and design-build services for complex projects.
Enrolled in a bachelor’s degree program; construction or engineering focus; internship or related experience preferred; strong communication, math, and organizational skills.
BIM, Accubid, Excel, AutoCAD, Microsoft Office
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3d
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Mechanical Engineering Intern (Summer 2027)
Burlingame, California, United States
$30-$45/hr OnsiteInternship
Xona Space Systems
Xona Space Systems: Operates low Earth orbit satellites for high-precision navigation services.
Currently pursuing a BS or MS in mechanical/aerospace engineering, CAD (SolidWorks) experience, hands-on prototyping and fabrication experience, strong problem-solving and communication skills, available full-time on-site for internship.
SolidWorks
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3mo
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Summer School 2026- Santa Rosa Charter for the Arts Camp (Classified)
Santa Rosa, California, United States
OnsitePart Time, Temporary
Santa Rosa City Schools
Santa Rosa City Schools: Operates public schools and educational programs in Santa Rosa.
Summer program for district employees; 6/8-6/26 and 8/3-8/7; 8:00 am–12:30; disaster/essential worker eligibility; intern credential eligible.
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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.
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1mo
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San Francisco - Tax JD - Intern - Summer 2027
San Francisco, California, United States
$29-$48/hr OnsiteFull Time
PwC
PwC: Global professional services network providing audit, tax, and consulting.
Juris Doctor required with 3.0+ GPA; commitment to undertake and pass the Bar before starting full-time. Strong analytical, communication, and learning mindset; ability to research and apply tax guidance.
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