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Java Internship Jobs in Caldwell, NJ (NOW HIRING)

Celerant Tech

Software Developer Intern

Iselin, NJ · On-site

$19.50 - $25.75/hr

Interns often work under the guidance of senior developers or mentors to learn and contribute to ... Java, or JavaScript. · Basic knowledge of version control systems like Git. · Awareness of ...

Point72

Quantitative Software Developer Intern

New York, NY · On-site

$21 - $27.50/hr

We are seeking a small number of highly talented interns to assist in the development, optimization ... Significant experience in Python, C++, C, or Java * Serious interest in systems programming (e.g.

Point72

Quantitative Software Developer Intern

Manhattan, NY · On-site

$21.25 - $27.75/hr

We are seeking a small number of highly talented interns to assist in the development, optimization ... Significant experience in Python, C++, C, or Java * Serious interest in systems programming (e.g.

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All JobsJava JobsJava Internship JobsJava Internship Jobs in Caldwell, NJ

Java Internship information

See Caldwell, NJ salary details

$16

$61

$83

How much do java internship jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for java internship in Caldwell, NJ is $61.53, according to ZipRecruiter salary data. Most workers in this role earn between $53.22 and $68.85 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 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 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.

Is Java still in demand?

Java remains a highly in-demand skill for software development, especially in enterprise applications, Android app development, and backend systems. Many companies seek Java developers with knowledge of frameworks like Spring and experience with cloud environments, ensuring ongoing job opportunities for Java interns and professionals.

What does a Java internship do?

A Java internship involves assisting with software development using Java programming language, often including tasks like coding, debugging, and testing applications. Interns gain experience with development tools, collaborate with teams, and improve their programming skills in a real-world environment.

What cities near Caldwell, NJ are hiring for Java Internship jobs?

Cities near Caldwell, NJ with the most Java Internship job openings:

Java Internship jobs near you
Infographic showing various Java Internship job openings in Caldwell, NJ as of July 2026, with employment types broken down into 14% Internship, 53% Full Time, 29% Part Time, 1% Temporary, and 3% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution, with an average salary of $127,973 per year, or $61.5 per hour.

FDSE Intern - Build AI-Driven Solutions with Real Impact

jobs.frontdoordefense.com - Jobboard

Manhattan, NY • On-site

$65.84 - $117.18/hr

Other

Posted yesterday

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Job description

Palantir in New York is seeking a Forward Deployed Software Engineer Intern to contribute to AI-powered software solutions for USG clients. Interns will tackle real problems, helping customers deploy cutting-edge technology. You’ll work in small teams, developing meaningful projects with significant impact.

The role requires proficiency in programming languages like Python or Java and familiarity with data structures. This internship is open to all degree levels, and candidates must be eligible for a U.S. security clearance. The position offers a competitive salary of $5,900 - $10,500/month.

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