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Java Internships Jobs in California (NOW HIRING)

ALO

Engineering Intern - Retail Technology

San Ramon, CA · On-site

$45 - $50/hr

Interns will be working 40 hours a week at our San Ramon, CA office. RESPONSIBILITIES * Develop and enhance microservices-based applications using Java and Python * Build and deploy scalable, cloud ...

Five9

Software Developer AI Insights Intern

San Ramon, CA · Hybrid

$21.50 - $28.25/hr

Internship Program At Five9 we are committed to providing an exceptional experience for our interns ... Utilizing Java Spring Framework, Spring Boot and reactive programming pattern for creation of ...

Adobe

Software Development Engineer

San Jose, CA · On-site

... internships and academic projects). • Strong programming skills in at least one language such as Java, Python, or Scala. • Interest in distributed systems, cloud infrastructure, or large-scale ...

Five9

Software Developer AI Insights Intern

San Ramon, CA · On-site +1

$21.50 - $28.25/hr

Internship Program At Five9 we are committed to providing an exceptional experience for our interns ... Utilizing Java Spring Framework, Spring Boot and reactive programming pattern for creation of ...

Five9

Software Developer AI Insights Intern

San Ramon, CA · Hybrid

$21.50 - $28.25/hr

Internship Program At Five9 we are committed to providing an exceptional experience for our interns ... Utilizing Java Spring Framework, Spring Boot and reactive programming pattern for creation of ...

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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, a solid understanding of Java programming, object-oriented principles, and basic software development concepts—often gained through coursework or personal projects—is essential. Familiarity with integrated development environments (IDEs) like Eclipse or IntelliJ IDEA, version control systems such as Git, and sometimes basic knowledge of SQL or web frameworks is typically expected. Strong problem-solving abilities, eagerness to learn, and effective communication skills help interns collaborate with teams and grow rapidly. These skills and qualities are important because they enable interns to contribute meaningfully to projects, adapt to new challenges, and maximize their learning during the internship.

What types of projects do Java interns typically work on, and how are these assignments structured to support learning and growth?

Java interns often participate in real-world projects such as developing web applications, automating tasks, or improving existing codebases. Assignments are usually designed to gradually increase in complexity, starting with smaller tasks like bug fixes or feature enhancements and progressing to more substantial contributions under the guidance of experienced developers. Regular code reviews, mentorship, and collaborative team meetings are common, providing interns with continuous learning opportunities and exposure to industry-standard development practices.

What are Java internships?

Java internships are temporary, hands-on work experiences designed for students or recent graduates to learn and develop their skills in Java programming. These internships typically involve working on real-world projects under the supervision of experienced developers, allowing interns to apply classroom knowledge in a professional environment. Java internships can be found in various industries, including software development, finance, and technology, and often serve as a stepping stone to full-time employment.

What is the difference between Java Internships vs Java Developer?

AspectJava InternshipsJava Developer
Required CredentialsTypically pursuing or recent graduates with basic Java knowledgeBachelor's degree in Computer Science or related field, experience in Java
Work EnvironmentInternship programs, entry-level projects, supervised tasksFull-time employment, project development, team collaboration
Employer & Industry UsageTech companies, startups, internships for skill developmentSoftware firms, IT departments, product development teams
Search & Comparison IntentLearning opportunities, entry-level roles, career explorationCareer advancement, skill application, job responsibilities

Java Internships are short-term, entry-level positions designed for students or recent graduates to gain practical experience. Java Developers are full-time professionals responsible for building and maintaining Java-based applications. Internships focus on learning and skill development, while Java Developer roles involve applying skills to real-world projects and advancing in a tech career.

What are popular job titles related to Java Internships jobs in California? For Java Internships jobs in California, the most frequently searched job titles are:
What job categories do people searching Java Internships jobs in California look for? The top searched job categories for Java Internships jobs in California are:
Java Internships jobs near you
Infographic showing various Java Internships job openings in California as of May 2026, with employment types broken down into 20% Internship, 52% Full Time, and 28% Part Time. Highlights an 92% In-person, 4% Hybrid, and 4% Remote job distribution.
Intern, Engineer QA - Carlsbad, CA - (Summer 2026)

Intern, Engineer QA - Carlsbad, CA - (Summer 2026)

CalAmp

Carlsbad, CA • Hybrid

$23 - $45/hr

Temporary, Internship

Posted 17 days ago

Job description

We are CalAmp. Enabling operational excellence for a world in motion. CalAmp provides flexible solutions to help organizations worldwide monitor, track and protect their vital assets. We enable transportation and logistics, government, industrial and vehicle manufacturers to improve efficiency, safety, visibility and compliance using best-in-class SaaS solutions tailored for their business.

CalAmp offers an engaging and diverse work environment where people take pride in their contributions and share in the company’s success. We empower our employees to showcase their talent, sharpen their skills, develop new capabilities, and be a part of a global team that develops revolutionary technologies.

From our headquarters in beautiful Carlsbad, California to offices in Minnesota, Mexico City, London, Milan, and Madrid, CalAmp spans the globe to deliver connected intelligence.


  • Analyze manual processes and create automated test solutions to validate wireless device performance.
  • Perform device validation activities and create/execute test scripts that exercise key features of each product platform

Must Haves

  • Will be local to the Carlsbad, CA area in Summer 2026
  • Proficiency in a programming language (C, C++, .Net, Python, Java, etc.)
  • Excellent communication and interpersonal skills and strong problem-solving ability
  • Obtained or in progress towards Bachelor's/Master's degree in Computer Science, Computer Engineering, or electrical engineering with embedded programming experience

Strong Pluses

  • Experience using REST APIs and JSON based objects, as well as Git and version control
  • Previous Computer Science internship(s)
  • Knowledge of wireless networks
  • Experience with CAN bus / vehicle bus
  • Experience with GPS, WiFi, cellular modems, Bluetooth/BLE

If you are interested in a Summer internship with an industry-leading IoT company, we want to speak with you. Please apply now as we expect our Summer Interns to start in June.

JN1

#LI-Hybrid


USD $23.00/Hr.
USD $45.00/Hr.
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