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Intern Java Backend Developer Jobs in Edison, NJ

InfoVision, Inc.

Java Backend Developer

Bernardsville, NJ · On-site

$52.25 - $67.75/hr

... Java Developer to join a high-impact engineering team supporting enterprise-scale backend platforms for a leading telecommunications client in Dallas, TX. In this role, you will design and operate ...

Maintec Technologies

Java Backend Developer

Jersey City, NJ · On-site

$52.75 - $68.25/hr

Java Backend Developer Location: Jersey City, NJ - Hybrid Employment Type: FTE/W2 Detailed JD: * Strong Java developer with very good understanding of micro services. * Grasp of software engineering ...

Jobsbridge

Java Back End Developer

New York, NY · On-site

$55.25 - $71.75/hr

Qualifications Java Back End Developer,J2EE, JSP, Servlets, JSTL,Struts framework,Web and J2EE . Additional Information Multiple Openings for GC/Citizen

TWO95 International

Sr. Java Backend Developer

Manhattan, NY · On-site

$132K - $172K/yr

Title: Sr. Java Backend Developer Location: NYC, NY Duration: 6+ Months Contract Rate: $Open/hr. Requirements Required Skills * 8+ years of experience in software Development. * Strong experience ...

eTeam

JAVA Backend Developer

Secaucus, NJ · On-site

$51.25 - $66.50/hr

To learn more about how we can supercharge progress for you, visit www.hcltech.com Job Role - Sr JAVA Backend Developer Location - Secaucus, NJ(Hybrid) Job Summary: The primary responsibility is to ...

Tech Tammina

Java Backend Developer.

Manhattan, NY · On-site

$55.75 - $72.25/hr

Java Solution architect Remote Long term contract Required Skills Core Java & Backend * Strong ... Messaging systems like Kafka or RabbitMQ Cloud & DevOps * Experience with AWS / Azure / GCP

Equiliem

Sr. Java Backend Developer

Piscataway, NJ · On-site

$120K - $156K/yr

Job Title: Sr. Java Backend Developer Job Type: Long term Contract We are seeking an experienced Java Developer to join our engineering team. The ideal candidate will have a passion for building high ...

Tech Tammina

Java Backend Developer.

New York, NY · On-site

$55.25 - $71.75/hr

Java Solution architect Remote Long term contract Required Skills Core Java & Backend * Strong ... Messaging systems like Kafka or RabbitMQ Cloud & DevOps * Experience with AWS / Azure / GCP

Agama Solutions Inc.

Java Backend Developer

Jersey City, NJ · On-site

$52.75 - $68.25/hr

Familiarity with Agile software development and DevOps best practices. * Experience with caching ... with demonstrated depth in Java-based backend development and distributed system design.

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

As of Jun 29, 2026, the average hourly pay for intern java backend developer in Edison, NJ is $56.56, according to ZipRecruiter salary data. Most workers in this role earn between $50.29 and $65.19 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.
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Intern Java Backend Developer jobs near you
Java Backend Developer

Java Backend Developer

InfoVision, Inc.

Bernardsville, NJ • On-site

$52.25 - $67.75/hr

Other

Posted 23 days ago

Job description

Sr Java Developer

Dallas TX or NJ or san Diego, CA

Long term Contract

Skill Set - Java, Kafka, spring boot, microservices, Claude AI (LLM experience) , SQL ( all MUST have)

ROLE SUMMARY

We are seeking an experienced Java Developer to join a high-impact engineering team supporting enterprise-scale backend platforms for a leading telecommunications client in Dallas, TX. In this role, you will design and operate event-driven microservices that process real-time data streams, integrate AI-powered capabilities into core workflows, and collaborate with cross-functional teams to deliver scalable, production-grade solutions. Within 90 days, you will be expected to own one or more services end-to-end and contribute meaningfully to platform reliability and AI integration initiatives.

KEY RESPONSIBILITIES

  • Design, develop, and maintain Java-based microservices using Spring Boot, following clean architecture and SOLID principles.
  • Build and manage Apache Kafka producers, consumers, and topic configurations to support real-time event streaming and data pipeline workflows.
  • Integrate Claude AI (Anthropic) APIs into backend services to enable intelligent automation, natural language processing, and AI-assisted decision-making features.
  • Write and optimize complex SQL queries, stored procedures, and schema designs across relational databases (PostgreSQL, MySQL, or Oracle).
  • Develop and expose RESTful APIs, ensuring proper documentation via Swagger/OpenAPI and adherence to security best practices.
  • Participate in CI/CD pipeline management using tools such as Jenkins, GitHub Actions, or Azure DevOps, and contribute to containerized deployments via Docker and Kubernetes.
  • Collaborate with product owners, QA, and DevOps teams in an Agile/Scrum environment to deliver iterative, well-tested software.
  • Conduct code reviews, mentor junior developers, and uphold engineering standards across the team.

REQUIRED QUALIFICATIONS

  • 9+ years of hands-on Java development experience, including strong proficiency in Spring Boot and Spring Framework.
  • Demonstrated experience building and operating Apache Kafka-based event-driven architectures (producers, consumers, schema registry, partitioning strategies).
  • Practical experience integrating or working with large language model (LLM) APIs or generative AI tools (Claude, GPT, Gemini, or equivalent) in production backend systems.
  • Strong SQL skills including schema design, query optimization, and stored procedure development across one or more relational databases.
  • Proficiency with RESTful API design, JSON data modeling, and microservices communication patterns.
  • Bachelor's degree in Computer Science, Engineering, or a related technical field (or equivalent practical experience).

TECHNICAL SKILLS

Java Spring Boot Apache Kafka Claude AI / Anthropic API SQL Microservices REST APIs Docker Kubernetes CI/CD Git JSON JUnit Azure / AWS

PREFERRED QUALIFICATIONS

  • Experience in the telecommunications industry or with high-throughput, enterprise-scale backend systems.
  • Familiarity with NoSQL databases (MongoDB, Cassandra, or DynamoDB) in addition to relational SQL databases.
  • Exposure to prompt engineering, LLM API orchestration frameworks (LangChain4j, Semantic Kernel for Java, or similar), or AI-assisted developer tooling.
  • Knowledge of observability and monitoring tools such as Datadog, Dynatrace, or AppDynamics.
  • Prior experience in Agile/Kanban delivery with distributed or hybrid teams.

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