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Junior Java Developer Intern Jobs in Newark, NJ (NOW HIRING)

Synechron

Sr Java Developer

Jersey City, NJ · On-site

$110K - $120K/yr

Guide, mentor, and perform code reviews for junior and mid-level developers to ensure code quality and adherence to best practices. Requirements: * Experience in Core Java and related open source ...

Triunity Software

Java developer

Hoboken, NJ · On-site

$70K - $100K/yr

Minimum 4 years' of experience with Java 7/8, J2EE, Eclipse or similar tool, Spring Boot, Spring ... Be it expert or intern Triunity always always value its own people and give them platform to excel ...

Snowrelic Inc

Sr. Core Java Developer

New York, NY · On-site

$62.75 - $79.75/hr

We are seeking a highly experienced Senior Core Java Software Engineer with over 12 years of deep ... Provide technical guidance and mentorship to junior team members. * Engage in continuous ...

HG Solutions

Core Java microservices AWS Developer

New York, NY · On-site

$55.75 - $72.25/hr

Core Java microservices AWS Developer Exp-11+Years Location: Dallas, TX and New York City, NY - 4 ... Provide technical guidance and mentorship to junior developers, fostering a culture of continuous ...

Eulerity

Android Developer Intern

New York, NY · On-site

$16 - $18/hr

Our engineers use Claude Code, agentic coding workflows, and prompt engineering as core parts of ... Proficient in Kotlin (Java experience is a plus) with a solid understanding of the Android SDK and ...

Eulerity

Android Developer Intern

New York, NY · On-site

$16 - $18/hr

Our engineers use Claude Code, agentic coding workflows, and prompt engineering as core parts of ... Proficient in Kotlin (Java experience is a plus) with a solid understanding of the Android SDK and ...

SOHO Square Solutions

Java Developer-MDM-00219412

New York, NY · On-site

$55.75 - $72.25/hr

... junior members of the Development Team Person Requirements Qualification / Education Requirements o Minimum seven years experience in developing Core Java/J2EE applications, with strong Core Java ...

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Junior Java Developer Intern information

See Newark, NJ salary details

$63.8K

$111.7K

$168.4K

How much do junior java developer intern jobs pay per year?

As of Jul 8, 2026, the average yearly pay for junior java developer intern in Newark, NJ is $111,709.00, according to ZipRecruiter salary data. Most workers in this role earn between $79,000.00 and $111,400.00 per year, depending on experience, location, and employer.

What is the difference between Junior Java Developer Intern vs Junior Java Developer?

AspectJunior Java Developer InternJunior Java Developer
Required CredentialsBasic understanding of Java, coursework, or related internship experienceProven Java skills, possibly some certifications or coursework completed
Work EnvironmentInternship programs, learning-focused, entry-level projectsFull-time role, more responsibility, involved in ongoing projects
Employer & Industry UsageInternship positions in tech companies, startups, or software firmsEntry-level full-time positions in similar industries
Search & Comparison IntentUnderstanding internship differences, entry-level opportunitiesCareer progression, job responsibilities, skill requirements

The main difference between a Junior Java Developer Intern and a Junior Java Developer lies in experience and responsibilities. Interns are typically students or recent graduates gaining practical experience, while Junior Developers are full-time employees with more responsibilities and ongoing projects. Internships serve as a stepping stone toward a full developer role, which requires more skills and commitment.

What does a Junior Java Developer Intern do?

A Junior Java Developer Intern assists in the development, testing, and maintenance of Java-based applications under the supervision of senior developers. Their responsibilities typically include writing simple code, debugging software, participating in team meetings, and learning best practices in software development. The intern gains hands-on experience with Java technologies, tools, and frameworks while contributing to real-world projects. This role is designed to help interns build foundational programming skills and understand the software development lifecycle.

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

To thrive as a Junior Java Developer Intern, you need a solid understanding of Java programming, basic knowledge of object-oriented design, and a relevant degree or coursework in computer science or software engineering. Familiarity with IDEs like Eclipse or IntelliJ IDEA, version control systems such as Git, and introductory experience with build tools like Maven is typical. Strong problem-solving, eagerness to learn, and effective communication skills help interns collaborate and adapt in a team environment. These skills and qualities are important because they enable rapid learning, effective contribution to projects, and smooth integration into development teams.

What types of projects and tasks can I expect to work on as a Junior Java Developer Intern?

As a Junior Java Developer Intern, you can expect to assist in developing, testing, and debugging Java applications under the guidance of senior team members. Your daily tasks may include writing code, fixing bugs, participating in code reviews, and collaborating with other developers and departments such as QA or DevOps. Interns often get exposure to real-world projects that contribute to the organization's products or services, providing valuable experience with tools like version control systems and agile methodologies. This hands-on involvement is designed to help you build both technical and teamwork skills in a professional setting.
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Junior Java Developer Intern jobs near you

Hiring: Sr. Java Developer (Back-End) at NYC, NY/ Jersey City, NJ/ Alpharetta, GA

Realtech Services

Jersey City, NJ • On-site

$125K - $163K/yr

Full-time

Re-posted 2 days ago

Job description


Position: Sr. Java Developer (Back-End)

Location: NYC, NY/ Jersey City, NJ/ Alpharetta, GA (Need Day 1 Onsite)

Duration: Long Term Contract

Contract Type: W2 only (No C2C)

Primary Skills: (Java, Spring Boot, Kafka, Microservices, Mongo DB, Github Copilot)

Job Description:

We are seeking a highly experienced Senior Java Developer with a background in Generative AI and expertise in using GitHub Copilot to join our innovative team. The ideal candidate will possess over 12 years of experience in software development, with a proven track record of designing and implementing complex applications.

Responsibilities:

  • Design, develop, and deploy Java-based applications incorporating GitHub Copilot.
  • Develop and maintain backend services using Java and Spring Boot.
  • Work with Kafka for messaging and data streaming.
  • Implement and optimize MongoDB queries and schemas.
  • Leverage GitHub Copilot to improve development speed and code quality, serving as a mentor for team members on best practices.
  • Architect and implement scalable microservices and RESTful APIs aligned with business requirements.
  • Ensure the performance, security, and reliability of applications throughout their lifecycle.
  • Conduct code reviews, providing constructive feedback and guidance to junior developers.
  • Collaborate with cross-functional teams to define project scope, objectives, and deliverables.

Requirements:

  • Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.
  • Hands on experience with Java, Spring Boot, Kafka, Microservices, Mongo DB, Github Copilot.
  • Minimum of 12 years of proven experience as a Java Developer with a strong portfolio of successful projects.
  • Proficiency in utilizing GitHub Copilot OR any other AI-assisted development tools to optimize coding processes.
  • Deep understanding of the Spring Framework, Hibernate, and other Java technologies.
  • Familiarity with cloud platforms (AWS, Azure, Google Cloud) and their AI services.
  • Experience with NOSQL database such as MongoDB.
  • Exceptional problem-solving skills, attention to detail, and a commitment to quality.