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254 software internship jobs at 138 companies in California

1mo
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Software Engineer Internship
San Francisco, California, United States
$65/hr OnsiteFull Time, Internship
Lindy
Lindy: AI-powered platform for building and managing autonomous virtual assistants.
Currently enrolled in CS/Software Engineering or related program; experience with JavaScript/TypeScript or Python; exposure to AI/ML and web development; built side projects; teamwork and passion for AI.
TypeScript, GraphQL, Relay, Kubernetes, GCP, Python, JavaScript
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2d
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Software Engineering Internship 2027
San Francisco, California, United States
$62/hr HybridInternship, Full Time
Samsara
SamsaraNYSE: IOT: Connected Operations Cloud platform for physical operations and IoT.
Currently a junior on track to complete a relevant bachelor’s degree in 2028–2029; hybrid internship (3 days/week in San Francisco); full-time paid internship; submit resume and answer application questions.
Golang, TypeScript, React, GraphQL, React Native
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2w
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Software Engineering- Internship
California or United States
$55-$65/hr RemoteInternship
Deepgram
Deepgram: Provide real-time APIs for automated speech-to-text and voice AI.
Pursuing CS/engineering or equivalent skills; ability to write and read code, ship scoped projects, use AI in workflows, reason from first principles, and communicate work clearly.
ASR, TTS, LLM, APIs, AI
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5d
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Software Engineer (Internship, Summer 2027)
San Francisco, California, United States
OnsiteInternship
Heliux
Heliux: Software platform for managing industrial and manufacturing operations.
Proven experience building scalable software systems; proficiency in Rust, Python, Java, or TypeScript; strong urgency, problem-solving, and communication skills.
Rust, Python, Java, TypeScript
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2mo
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Internship: General Application
Davis, California, United States
$25-$50/hr OnsiteInternship
Elve
Elve: Manufactures high-efficiency power amplifiers for high-speed wireless networks.
0+ YOEEnrolled or recent graduate; technical breadth across engineering, business, or startup domains; hands-on, collaborative, fast-learning mindset; 12-week commitment.
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2w
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Summer 2027 - Software Engineering Internship
Colorado Springs or Irvine or Longmont or Fremont or Rochester or San Jose
$35-$46/hr OnsiteInternship
Western Digital
Western DigitalNASDAQ: WDC: Design and manufacture data storage devices and systems.
Currently pursuing a Bachelor's or Master's in a technical field, experience with one or more programming languages (C,C++,Python,Java,Go,SQL,JavaScript), strong problem-solving and communication skills.
C, C++, Python, Java, Go (Golang), SQL, JavaScript, Microsoft Office, Git, Linux, IDEs
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3w
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Software Engineering Internship - Fall 2026
Torrance, California, United States
OnsiteFull Time
Vital Lyfe
Vital Lyfe: Develops portable devices that produce clean drinking water anywhere.
Strong programming fundamentals; experience with Python or TypeScript; familiarity with APIs, web applications, cloud systems; practical problem-solving and ownership mindset.
Python, TypeScript, React, SQL, AWS
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3w
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Software Engineer I, Mission Software
Long Beach, California, United States
$111k-$157k/yr OnsiteFull Time
Vast
Vast: Develops and operates commercial artificial-gravity space stations.
1+ YOEBachelor's in CS/math/engineering required; 1+ year academic/internship software experience preferred. Experience with full-stack development, APIs, containers, time-series data, and modern web frameworks.
Docker, Kubernetes, React, Next.js, Vue, GraphQL, REST, RPC, Node.js, OAuth, Terraform, Helm, SQL, Monitoring, Observability, Instrumentation
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3w
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2027 North America Software Engineering Internship
Bellevue or Boulder or Denver or Irvine or New York or Seattle
$46-$62/yr HybridInternship
The Trade Desk
The Trade DeskNASDAQ: TTD: Cloud-based programmatic advertising platform for data-driven media buying.
Enrolled in a Bachelor's or Master's program, expected to graduate 2027–2028; fluent in one or more object-oriented languages; strong data structures and algorithms; available to work 3 days in office (Tue–Thu).
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2d
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Spring 2027 Software Engineering Internship/Co-op
Bastrop or Brownsville or Cape Canaveral or Hawthorne or Irvine or McGregor or Palo Alto or Redmond
$30-$40/hr OnsiteInternship
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
0.25+ YOEEnrolled in a bachelor’s or graduate program,3+ months programming experience,proficient in one or more of C,C++,C#,Java,JavaScript,Python,US work-authorization required.
C, C++, C#, Java, JavaScript, Python
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2d
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Software Engineer (New Grad)
Redwood City, California, United States
$83k-$104k/yr OnsiteFull Time
Retell AI
Retell AI: Develops human-like AI voice agents for automated call centers.
Bachelor's in CS/CE/EE (already graduated), strong software engineering fundamentals, ability to thrive in startup, preferred internships or production software experience, backend/APIs/AI tooling experience.
APIs
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7h
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[2027] Software Engineer, Early Career
San Mateo, California, United States
$153k/yr HybridFull Time
Roblox
RobloxNYSE: RBLX: Platform for creating and playing user-generated 3D digital experiences.
Degree or equivalent practical experience; software engineering experience through coursework, internships, projects, or roles; proficiency in one or more listed programming languages; collaboration and adaptability.
C#, Lua, Java, Go, Node.js, Ruby, Python, C++, Swift, machine learning frameworks, large language models (LLMs), Roblox Studio IDE, DevOps
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2mo
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Software Engineer, Ads Product
Palo Alto, California, United States
$150k-$350k/yr OnsiteFull Time
xAI
xAI: Develops advanced artificial intelligence systems to understand the universe.
0+ YOEStrong software engineering fundamentals; interest in backend systems, data pipelines, or AI applications; ownership mindset; ability to ship; proven experience via internships, projects, research, open-source, startups, or full-time roles.
React, Golang, Python, Rust, gRPC, Java, Scala
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2d
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Entry-Level Software Engineer
Dallas or Seattle or Houston or San Francisco or Chicago or Philadelphia or El Segundo or Atlanta or New York
$80k-$92k/yr HybridFull Time
Pariveda
Pariveda: Provides technology and strategy consulting for business growth.
Pursuing a Bachelors or Masters in MIS, Computer Science, or Computer Engineering (graduation Dec 2026–Aug 2027); legal US work authorization without sponsorship; software development or internship experience; strong communication and problem-solving skills.
AWS, Azure, Google Cloud, Databricks, PySpark, CI/CD, Docker, Terraform, Azure OpenAI, AWS Bedrock, LangChain, Python, Java, SQL, JavaScript, .NET, React, Angular
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2mo
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Internship - Tax (June 2027)
Burbank or San Francisco or Hailey
$28-$30/hr HybridFull Time
Miller Kaplan
Miller Kaplan: Accounting firm providing auditing, tax, and business management services.
0+ YOEPursuing a Bachelor’s or Master’s in accounting; GPA 3.0 or higher; strong analytical, communication, and detail orientation; proficient in MS Office; familiarity with tax software is a plus.
Microsoft Office, Tax preparation software
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3w
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Software Engineer, Intern
San Francisco, California, United States
OnsiteInternship, Full Time
Pylon
Pylon: AI-native customer support platform for B2B companies.
Pursuing a BS/MS in computer science or related field, graduating Dec 2026–Summer 2027; willing to relocate to San Francisco; strong full‑stack fundamentals; internship or side projects preferred.
React, Golang, GraphQL, AWS
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2mo
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Software Engineer Intern - Backend Focused - Winter 2027
New York or San Francisco or Seattle
OnsiteInternship, Temporary
Rippling
Rippling: Unified platform managing workforce HR, IT, and finance operations
Current undergraduate/graduate student in CS or related field, previous software engineering internship experience with Python, backend programming skills, strong communication and critical thinking.
Python, Slack, Microsoft 365
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1d
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R&D Software Engineering Internship
Calabasas or Santa Clara
$40-$43/hr OnsiteInternship
Keysight Technologies
Keysight TechnologiesNYSE: KEYS: Provides electronic design, test, and simulation software and hardware.
Bachelor’s or Master’s in EE/CE or related, strong FPGA development experience (RTL, simulation, synthesis, debug), exposure to VHDL/Verilog/SystemVerilog, and strong analytical and communication skills.
VHDL, Verilog, SystemVerilog, PCIe, Ethernet, SerDes
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3mo
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Software Engineer Intern
San Francisco, California, United States
OnsiteInternship
Kos
Kos: AI-powered automated financial operations for industrial infrastructure.
CS/ML student; hands-on project or internship; proficient in Python, TypeScript, or Go; experience with LLMs/agents; production-ready coder; able to work in SF onsite.
Python, TypeScript, Go, LLMs, agents, ERP integration
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4d
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Software Engineering Intern – Summer 2027
Fridley or Tempe or Eatontown or Santa Rosa or Lafayette or Boulder or Plymouth or Mounds View or Irvine or North Haven or Memphis or Newton or Dexter or Santa Ana or Mansfield or Fort Worth or Minneapolis or Brooklyn Center or Jacksonville or Boston or Brooklyn Park
$27-$45/hr OnsiteFull Time
Medtronic
MedtronicNew York Stock Exchange: MDT: Develops and manufactures medical devices and digital health solutions.
Currently pursuing BS/MS in computer/software engineering or related with anticipated graduation 2027–2029; full-time internship availability June–Aug; U.S. work authorization required; 3.0 GPA preferred; experience with programming/projects preferred.
C, C++, C#/.NET, SQL, JavaScript, Java, Python, Swift, HTML/CSS, Microsoft Visual Studio, Jenkins, GitLab
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