Internship Visa Sponsorship Jobs in California
California hosts more internship visa sponsorship opportunities than any other U.S. state, driven by tech giants in Silicon Valley, biotech firms in the Bay Area and San Diego, and entertainment studios in Los Angeles. Companies like Google, Apple, Meta, Genentech, and Qualcomm regularly sponsor international interns. Most positions are concentrated in San Francisco, San Jose, Los Angeles, and San Diego.
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Get Access To All JobsINTRODUCTION
We are looking for the best
About us
42dot is a mobility AI company committed to solving mobility challenges with software and AI. As the Global Software Center of Hyundai Motor Group, 42dot pioneers the future of mobility by advancing the development of software-defined vehicles. We develop safety-first, user-centric software-defined vehicle technologies that deliver the latest performance through continuous updates like smartphones. By advancing software and AI technology, 42dot envisions a world where everything is connected and moves autonomously through a self-managing urban transportation operating system.
ABOUT THE ROLE
We’re looking for an intern to help our team develop and evaluate foundation models. You’ll work alongside machine learning engineers, gain experience with model training and fine-tuning, and own a focused project with clear deliverables.
Responsibilities
- Reproduce baseline results and understand our models, datasets, and evaluation workflows.
- Implement and evaluate improvements in fine-tuning, data quality, or inference efficiency.
- Run controlled experiments and analyze model performance, computational cost, and failure cases.
- Contribute reusable code, evaluation tools, and technical documentation.
- Present your findings and recommendations to the team.
QUALIFICATIONS
- Strong Python programming skills and familiarity with PyTorch or a similar framework.
- Understanding of machine learning fundamentals, deep learning, and transformer architectures.
- Experience with an ML project through coursework, research, or personal work.
- Ability to debug problems, interpret experimental results, and communicate clearly.
- Curiosity, initiative, and willingness to learn.
PREFERRED QUALIFICATIONS
- Working with pretrained models and tools such as Hugging Face Transformers.
- Fine-tuning models, preparing datasets, or building evaluation pipelines.
- Using GPUs, Linux, Git, and experiment tracking tools.
INTRODUCTION
We are looking for the best
About us
42dot is a mobility AI company committed to solving mobility challenges with software and AI. As the Global Software Center of Hyundai Motor Group, 42dot pioneers the future of mobility by advancing the development of software-defined vehicles. We develop safety-first, user-centric software-defined vehicle technologies that deliver the latest performance through continuous updates like smartphones. By advancing software and AI technology, 42dot envisions a world where everything is connected and moves autonomously through a self-managing urban transportation operating system.
ABOUT THE ROLE
We’re looking for an intern to help our team develop and evaluate foundation models. You’ll work alongside machine learning engineers, gain experience with model training and fine-tuning, and own a focused project with clear deliverables.
Responsibilities
- Reproduce baseline results and understand our models, datasets, and evaluation workflows.
- Implement and evaluate improvements in fine-tuning, data quality, or inference efficiency.
- Run controlled experiments and analyze model performance, computational cost, and failure cases.
- Contribute reusable code, evaluation tools, and technical documentation.
- Present your findings and recommendations to the team.
QUALIFICATIONS
- Strong Python programming skills and familiarity with PyTorch or a similar framework.
- Understanding of machine learning fundamentals, deep learning, and transformer architectures.
- Experience with an ML project through coursework, research, or personal work.
- Ability to debug problems, interpret experimental results, and communicate clearly.
- Curiosity, initiative, and willingness to learn.
PREFERRED QUALIFICATIONS
- Working with pretrained models and tools such as Hugging Face Transformers.
- Fine-tuning models, preparing datasets, or building evaluation pipelines.
- Using GPUs, Linux, Git, and experiment tracking tools.
Internship Job Roles in California
See all 237+ Internship Jobs in California
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Search Internship Jobs in CaliforniaInternship Jobs in California: Frequently Asked Questions
Which companies sponsor visas for internships in California?
California's largest tech employers, including Google, Apple, Meta, Salesforce, and Nvidia, have established international intern sponsorship programs. Biotech and life sciences companies such as Genentech, Gilead Sciences, and Qualcomm also sponsor interns, particularly in the Bay Area and San Diego. Aerospace and defense firms in Southern California, including Northrop Grumman and Raytheon, are additional sources of sponsored internship positions.
Which visa types are most common for internship roles in California?
The most common visa pathways for interns in California are F-1 OPT and CPT, which allow international students enrolled at U.S. universities to work without employer sponsorship of a separate petition. For structured employer-sponsored internships, the J-1 visa Exchange Visitor visa under the intern or trainee category is widely used. Some longer-term roles transition to H-1B visa sponsorship after graduation, but that requires a separate petition process.
Which cities in California have the most internship sponsorship jobs?
San Jose and the broader Silicon Valley corridor consistently post the highest volume of sponsored internship roles, anchored by semiconductor, software, and cloud computing employers. San Francisco follows closely, particularly for fintech and enterprise software companies. Los Angeles is the leading market for media, entertainment technology, and e-commerce internships. San Diego is the primary hub for biotech, genomics, and wireless communications internship opportunities.
How to find internship visa sponsorship jobs in California?
Migrate Mate is built specifically for international job seekers and filters internship listings in California by visa sponsorship availability, so you are not sorting through roles that won't consider international candidates. You can narrow results by city, industry, or visa type to focus on employers actively sponsoring interns. Searching Migrate Mate regularly is worthwhile because California sponsorship postings, particularly in tech and biotech, are updated frequently.
Are there state-specific considerations for international interns in California?
California's prevailing wage requirements under state labor law apply to many internship roles, meaning employers must pay at or above established wage levels even for short-term positions. University pipelines are strong here: UC Berkeley, UCLA, Stanford, USC, and UCSD have deep employer relationships that generate sponsored intern opportunities. International students on CPT should confirm their program start date aligns with their university's academic calendar requirements, as California universities enforce CPT eligibility rules strictly.
What is the prevailing wage for sponsored internship jobs in California?
U.S. employers sponsoring a visa must pay at least the prevailing wage, which is what workers in the same role, area, and experience level typically earn. The Department of Labor sets this rate to make sure companies aren't hiring foreign workers simply because they'd accept lower pay than a U.S. worker. It varies by job title, location, and experience. You can look up current prevailing wage rates for any occupation and location using the OFLC Wage Search page.