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Intern Java Backend Developer Jobs in Newark, NJ

CrackaJack Digital Solutions LLC

Java Developer

New York, NY · On-site

$55.75 - $72.25/hr

Java Backend Engineer Experience: 8+ Years Employment Type: Contract Location: NY We are seeking an experienced Java Backend Engineer with strong expertise in building scalable, high-performance ...

FreshDirect

Sr. Java Backend Developer

Woodbridge, NJ · On-site

$130K - $155K/yr

What You'll Do As a Senior Backend Developer (Java) , you'll help design, develop, and scale backend systems that power FreshDirect's e-commerce and logistics platforms. You'll collaborate with cross ...

Monitise

Java Backend Engineer

Berkeley Heights, NJ

$110K - $186K/yr

Job Title Java Backend Engineer About your role: As a Java Backend Engineer you will code daily, own technical delivery end to end, and raise the bar for the team through strong code reviews ...

Grinteq

Java Liferay Developer

Manhattan, NY · On-site

$40/hr

Position We are looking for an Experienced Java Back-End Developer to join our team. Responsibilities and duties * Quickly gain an up-to-date and comprehensive understanding of the code base and ...

Infosys Limited Digital

Java Backend Developer

New York, NY · On-site

$55.25 - $71.75/hr

Required Skill and Experience • Experience in Core Java concepts- OOP, collections, streams, concurrency, exception handling. • Experience in Java/J2EE & Spring: Spring Boot, Spring MVC; Struts ...

Infosys Limited Digital

Java Backend Developer

New York, NY · On-site

$55.25 - $71.75/hr

... Java|Java - ALL Technical Skills 2 Technology|Java|Springboot Technical Skills 3 Technology|Microservices|Microservices API Management Technical Skills 4 Technology|Database|MySQL Salary min 67812 ...

Infosys

Java Backend Developer

New York, NY · On-site

$82K - $107K/yr

Required Skill and Experience • Experience in Core Java concepts- OOP, collections, streams, concurrency, exception handling. • Experience in Java/J2EE & Spring: Spring Boot, Spring MVC; Struts ...

Fiserv, Inc.

Java Backend Engineer

Berkeley Heights, NJ · On-site

$110K - $186K/yr

Job Title Java Backend Engineer About your role: As a Java Backend Engineer you will code daily, own technical delivery end to end, and raise the bar for the team through strong code reviews ...

Infosys

Java Backend Developer

New York, NY · On-site

$67K - $99K/yr

Required Skill and Experience • Experience in Core Java concepts- OOP, collections, streams, concurrency, exception handling. • Experience in Java/J2EE & Spring: Spring Boot, Spring MVC; Struts ...

RIIM

Java Backend Lead

Jersey City, NJ · On-site

$52.75 - $68.25/hr

Strong Java (Backend technology) development expertise: Deep understanding of core Java (Backend technology) concepts, design patterns, and frameworks (Spring, Hibernate, etc.) Software architecture ...

Esprow

Senior/Lead Java Back-End Developer

Manhattan, NY · On-site +1

Position Summary We are looking for a talented Java back-end senior or lead developer with extensive expertise working on web application back-ends using the Spring Framework. You will be responsible ...

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Intern Java Backend Developer information

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How much do intern java backend developer jobs pay per hour?

As of Aug 12, 2026, the average hourly pay for intern java backend developer in Newark, NJ is $57.13, according to ZipRecruiter salary data. Most workers in this role earn between $50.77 and $65.87 per hour, depending on experience, location, and employer.

What kinds of projects and tasks can I expect as an intern Java backend developer?

As an Intern Java Backend Developer, you’ll typically work on tasks such as writing and testing APIs, fixing bugs, and implementing core backend features under the guidance of senior developers. You may also participate in code reviews, collaborate with frontend and QA teams, and help with database management or performance optimization. These projects are designed to give you hands-on experience with Java frameworks, version control systems, and agile development practices, all while contributing to real-world applications.

What are the key skills and qualifications needed to thrive as an intern Java backend developer, and why are they important?

To thrive as an Intern Java Backend Developer, you need a solid understanding of Java programming, object-oriented principles, and basic knowledge of backend frameworks like Spring, often supported by coursework or relevant projects. Familiarity with databases (such as MySQL), version control systems like Git, and build tools (e.g., Maven or Gradle) is typically expected. Strong problem-solving abilities, eagerness to learn, and effective communication skills help you collaborate and adapt in team environments. These skills and qualities are crucial for contributing to real projects, growing your technical expertise, and supporting overall team success.

What does an intern Java backend developer do?

An Intern Java Backend Developer assists in building and maintaining the server-side logic of web applications using Java. They typically work under the guidance of senior developers, writing code, fixing bugs, and learning about frameworks like Spring or Hibernate. Their responsibilities often include database interaction, API development, and ensuring applications are scalable and efficient. Interns gain practical experience with industry-standard tools and workflows, helping prepare them for a full-time backend development role.
What are the most commonly searched types of Java Backend Developer jobs in Newark, NJ? The most popular types of Java Backend Developer jobs in Newark, NJ are:
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What cities near Newark, NJ are hiring for Intern Java Backend Developer jobs? Cities near Newark, NJ with the most Intern Java Backend Developer job openings:
Intern Java Backend Developer jobs near you
Infographic showing various Intern Java Backend Developer job openings in Newark, NJ as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% Remote job distribution, with an average salary of $118,827 per year, or $57.1 per hour.

Java Developer

CrackaJack Digital Solutions LLC

New York, NY • On-site

$55.75 - $72.25/hr

Contractor

Re-posted 4 days ago

Job description

Job Title: Java Backend Engineer
Experience: 8+ Years
Employment Type: Contract
Location: NYJob Description
We are seeking an experienced Java Backend Engineer with strong expertise in building scalable, high-performance backend systems. The ideal candidate will work on designing, developing, and maintaining backend services and APIs using modern Java technologies in an enterprise environment.Roles & Responsibilities
  • Design, develop, and maintain backend applications using Java
  • Build and maintain RESTful APIs and backend services
  • Develop microservices-based architectures
  • Write clean, efficient, reusable, and well-tested code
  • Optimize application performance, scalability, and reliability
  • Collaborate with architects, frontend developers, QA, and DevOps teams
  • Participate in code reviews and follow best coding practices
  • Troubleshoot production issues and provide root cause analysis
  • Work in Agile/Scrum development environment
Required Skills
  • 8+ years of hands-on experience in Java backend development
  • Strong experience with Spring / Spring Boot
  • Experience with Microservices architecture
  • Strong knowledge of REST APIs and backend integration
  • Solid understanding of SQL / NoSQL databases
  • Experience with ORM frameworks (Hibernate/JPA)
  • Knowledge of design patterns and backend best practices
  • Experience with Git and CI/CD pipelines
Nice to Have
  • Experience with AWS / Azure / GCP
  • Knowledge of Docker & Kubernetes
  • Messaging systems like Kafka / RabbitMQ
  • Exposure to security concepts (OAuth, JWT)

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