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Java Internship Jobs in California (NOW HIRING)

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Application Engineer Intern

San Jose, CA

This internship will be in San Jose, CA. Responsibilities include: * Develop V93000 applications utilizing Eclipse Java development environment. * Learn to operate test instrumentation such as ...

Advantest

Application Engineer Intern

San Jose, CA · On-site

This internship will be located in San Jose, CA. Responsibilities include: * Develop V93000 applications utilizing Eclipse Java development environment. * Learn to operate test instrumentation such ...

Advantest

Application Engineer Intern

San Jose, CA · On-site

This internship will be in San Jose, CA. Responsibilities include: * Develop V93000 applications utilizing Eclipse Java development environment. * Learn to operate test instrumentation such as ...

Advantest

Application Engineer Intern

San Jose, CA

This internship will be located in San Jose, CA. Responsibilities include: * Develop V93000 applications utilizing Eclipse Java development environment. * Learn to operate test instrumentation such ...

Advantest

AI Application Engineer Intern

San Diego, CA · On-site

This internship will be located in San Diego, CA. Responsibilities include: * Develop AI toolsets to improve time to market and code quality in Java * Learn to operate test instrumentation such as ...

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All JobsJava Internship JobsJava Internship Jobs in California

Java Internship information

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$15

$55

$76

How much do java internship jobs pay per hour?

As of Jul 1, 2026, the average hourly pay for java internship in California is $55.96, according to ZipRecruiter salary data. Most workers in this role earn between $48.41 and $62.64 per hour, depending on experience, location, and employer.

What is a Java Internship?

A Java Internship is a temporary position, usually aimed at students or recent graduates, that provides hands-on experience working with Java programming in a real-world environment. Interns typically assist with software development tasks, bug fixing, and sometimes participate in designing and testing Java applications. This role helps individuals gain practical skills, industry knowledge, and professional networking opportunities that can aid in securing a full-time job in software development.

What are the key skills and qualifications needed to thrive as a Java Intern, and why are they important?

To thrive as a Java Intern, you need a solid understanding of Java programming, basic knowledge of object-oriented principles, and enrollment in or completion of a computer science or related degree. Familiarity with IDEs like Eclipse or IntelliJ IDEA, version control systems such as Git, and basic database concepts is often expected. Strong problem-solving skills, eagerness to learn, and effective communication set exceptional interns apart. These skills and qualities enable interns to contribute meaningfully to projects, adapt to team workflows, and accelerate their professional growth.

What is the difference between Java Internship vs Java Developer?

AspectJava InternshipJava Developer
Required CredentialsTypically pursuing or recently completed a degree in Computer Science or related fieldBachelor's degree in Computer Science or related, often with certifications
Work EnvironmentEntry-level, training-focused, often part-time or temporaryFull-time, professional development, project-based
Employer & Industry UsageInternships offered by tech companies, startups, and organizations for trainingFull-time roles in software development companies, IT departments, or tech firms
Common Search & Comparison IntentUnderstanding entry points into Java developmentSeeking full-time Java development roles

In summary, a Java Internship is an entry-level, training-focused position designed for students or recent graduates to gain practical experience. A Java Developer is a full-time professional role requiring more experience and responsibility in developing Java applications.

What types of projects do Java interns typically work on, and how do these projects support their learning and professional growth?

Java interns are often assigned to real-world projects such as developing web applications, enhancing existing codebases, or automating testing processes. These projects are designed to provide hands-on experience with Java frameworks like Spring or Hibernate, version control systems, and collaborative development tools. Interns usually work closely with experienced developers, participate in code reviews, and attend team meetings, which helps them gain valuable feedback and understand industry best practices. This environment not only sharpens their technical skills but also exposes them to effective teamwork and agile development methodologies, setting a strong foundation for future career opportunities.
What are the most commonly searched types of Java jobs in California? The most popular types of Java jobs in California are:
What are popular job titles related to Java Internship jobs in California? For Java Internship jobs in California, the most frequently searched job titles are:
What job categories do people searching Java Internship jobs in California look for? The top searched job categories for Java Internship jobs in California are:
What cities in California are hiring for Java Internship jobs? Cities in California with the most Java Internship job openings:
Java Internship jobs near you
Infographic showing various Java Internship job openings in California as of June 2026, with employment types broken down into 2% As Needed, 71% Full Time, 24% Part Time, 2% Temporary, and 1% Contract. Highlights an 90% Physical, 1% Hybrid, and 9% Remote job distribution, with an average salary of $116,387 per year, or $56 per hour.
Engineering High-Potential Launch Program (3-Month Internship to Full-Time Program)

Engineering High-Potential Launch Program (3-Month Internship to Full-Time Program)

NewsBreak

Mountain View, CA

$40 - $50/hr

Other

Posted 6 days ago

Job description

Location: Mountain View, CA
Commitment: On-site
Duration: 12 weeks starting in 2026
Conversion Opportunity: High-performing interns will be evaluated for full-time offers

About the Program

We're launching our 2026 Engineering Internship Program, a fast-paced, high-impact opportunity designed for aspiring engineers who want to build real products, ship meaningful features, and accelerate their path into a full-time role. Over the course of 12 weeks, you'll work closely with experienced engineers, gain hands-on mentorship, contribute directly to production systems, and help solve real challenges across NewsBreak's ecosystem. This is a paid, on-site internship based in our Mountain View headquarters. Top-performing interns will be considered for full-time offers at the conclusion of the program.

Highlighted Projects

You will be matched to a team based on skills, interests, and business needs. Sample projects include:

MSP Monetization - Mountain View, CA

MSP is our next-generation, AI-powered monetization platform that empowers publishers to unlock their full revenue potential with unmatched transparency and control. It combines intelligent optimization, real-time insights, and seamless ad management to help publishers confidently scale their business and maximize long-term growth.

Newsletter Systems - Mountain View, CA

Aigeon.ai is an exciting new product built by NewsBreak, the leading platform for local news and information serving tens of millions of users across the United States. Aigeon is reimagining the newsletter and content-monetization space via AI: simplifying creation, audience growth, and monetization of newsletters for content creators and small media brands. 

NBot - Mountain View, CA

Drive the optimization of conversational experiences that power our next-generation news recommendation engine, enabling more personalized, intuitive, and intelligent user interactions.

AI Initiatives - Mountain View, CA

This initiative explores cutting-edge NLP, generative AI, and multimodal technologies to power the next generation of content intelligence. The project includes building AI-driven content generation capabilities that significantly expand the content supply while enhancing accuracy, quality, and user relevance. The goal is to create scalable AI systems that deliver meaningful impact to tens of millions of NewsBreak users.

Foundational Requirements:
  • Currently in the final semester of a Master's or PhD program in Computer Science (or a closely related field), or recently graduated from a top-tier university.
  • Strong proficiency in at least one major programming language (e.g., Python, Java, C++, Go).
Preferred Qualifications:
  • Coursework, academic research, or hands-on projects in Machine Learning, Artificial Intelligence, NLP, Recommendation Systems, or Large Language Models
  • Experience using ML frameworks and tools (e.g., PyTorch, TensorFlow, scikit-learn)
  • Familiarity with data pipelines, model training, or evaluating ML models
  • Prior internships or project experience involving ML-powered features, AI agents, or AIGC systems

We're seeking builders with diverse technical backgrounds, whether you're a full stack engineer, machine learning engineer, or mobile engineer, who are excited to solve real problems with cutting-edge AI technologies. If you're passionate about the latest advancements in AI, have built your own apps or projects, or naturally think with an entrepreneurial, ownership-driven mindset, you'll thrive in this program. We value candidates who are curious, hands-on, and eager to turn ideas into impact.

Hourly Pay for internship: $40-$50

Apply