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71 software engineering internship jobs at 45 companies in Vallejo, CA

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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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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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Software Engineering Intern
San Francisco, California, United States
OnsiteInternship
SnailWorks
SnailWorks: SnailWorks provides mail tracking and delivery intelligence software for marketers.
Enrolled in Software Engineering/CS program; proficient in TypeScript, Python, or Go; able to read code; curious about data systems and LLM-driven apps; strong written communication; operator mindset.
TypeScript, Python, Go
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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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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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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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Software Engineering Intern – Distributed Simulation Systems
Emeryville, California, United States
$25-$60/hr HybridFull Time, Internship
Astera Institute
Astera Institute: Conducts fundamental research in artificial intelligence and longevity science.
Strong programming fundamentals; experience with C++, Python, or similar systems languages; familiarity with Linux; understanding of data structures, algorithms, and concurrency; interest in distributed systems and systems engineering.
C++, Python, Linux, MuJoCo, Unity, Unreal, PyTorch, CUDA
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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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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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Software Engineering Intern (San Francisco)
San Francisco, California, United States
OnsiteInternship
Instead
Instead: AI-powered platform for automated tax preparation and strategy.
Pursuing a CS or related degree, familiarity with JavaScript/TypeScript, HTML, CSS, exposure to Go or Python, strong problem solving, and ability to work onsite in San Francisco.
Vue.js, Nuxt, Go, JavaScript, TypeScript, HTML, CSS, Python
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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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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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Software Engineering Intern, Vehicle Controls - Fall 2026
Irvine or Palo Alto
$38-$51/hr HybridInternship, Full Time
Rivian and Volkswagen Group Technologies
Rivian and Volkswagen Group Technologies: A joint venture delivering automotive software and connectivity solutions for electric vehicles.
Enrolled in Bachelor's or Master's program in Electrical/Mechanical Engineering or Computer Science; proficient in C/C++ and Python; RTOS experience preferred; familiar with CAN/LIN/UDS/DoIP; experience with microcontrollers and PID controls.
C/C++, Python, RTOS, CAN, LIN, UDS, DoIP, Microcontrollers, PID
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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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Rust Software Engineering Intern (Chip Design Tools) - Fall 2026
San Francisco, California, United States
$40-$46/hr OnsiteInternship
fab2
fab2: Designing and manufacturing custom semiconductor fabrication equipment and factories.
Strong Rust or systems C++ experience, systems fundamentals, performance and concurrency skills, portfolio/GitHub required; willingness to learn chip design.
Rust, C++, Bevy, wgpu, Axum, WebAssembly, PostgreSQL, Protobuf, Flatbuffers, Cap\u0002n Proto, WebGPU, Vulkan, OpenGL, GitHub
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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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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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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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Software Engineer, New Grad
San Francisco, California, United States
$150k-$180k/yr OnsiteFull Time
Pylon
Pylon: AI-native customer support platform for B2B companies.
Pursuing a bachelor’s or master’s in CS/engineering, available Summer 2027; internship or side-project experience, strong full-stack fundamentals, willing to work onsite in San Francisco.
React, Golang, GraphQL, AWS
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Engineering Intern
San Francisco, California, United States
$40-$50/hr OnsitePart Time, Internship
Fluency
Fluency: Automates enterprise process mapping and documentation with artificial intelligence.
Currently pursuing or recently completed a CS/Engineering degree (or equivalent experience). Solid programming fundamentals, familiarity with Python or TypeScript, strong communication, and ability to work on-site in San Francisco at least 3 days/week for 13 weeks.
Python, TypeScript, React, LLM APIs, RAG, agents
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