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Intern Java Backend Developer Jobs in Phoenix, AZ

CYNET SYSTEMS

Java Developer

Phoenix, AZ · On-site

$42/hr

Requirement/Must Have: * 6+ years of experience in backend reactive programming languages: Java 8+ to 21. * Proven track record developing lightweight reactive microservices: Vert.x, Quarkus ...

Stem Xpert

Java/oo programmer

Phoenix, AZ

$50.75 - $65.50/hr

Java 8 J2EE with EJB and JPA (hibernate) Wildfly (JBoss) Oracle MQ for enterprise integration ... We need front end and also back end developers if they have a strong preference either way, theres ...

CartikTech

GoLang Developer

Phoenix, AZ · On-site

This role is designed for a versatile backend engineer to design, develop, and maintain high ... The successful candidate will bridge modern Go infrastructure with existing Java-based ecosystems ...

Citizens

Principal Data Engineer (Java/Spark)

Phoenix, AZ · On-site

$150K - $180K/yr

This role is intentionally designed for senior backend engineers with deep core Java expertise who apply traditional software engineering practices to high volume, data intensive platforms. The ideal ...

Citizens

Principal Data Engineer (Java/Spark)

Phoenix, AZ · On-site

$150K - $180K/yr

This role is intentionally designed for senior backend engineers with deep core Java expertise who apply traditional software engineering practices to high volume, data intensive platforms. The ideal ...

Citizens

Principal Data Engineer (Java/Spark)

Phoenix, AZ · On-site

$150K - $180K/yr

This role is intentionally designed for senior backend engineers with deep core Java expertise who apply traditional software engineering practices to high volume, data intensive platforms. The ideal ...

Omni Inclusive

Java FSE Lead

Tempe, AZ · On-site

Proven Full Stack Engineering background (backend + frontend) * Strong leadership experience in Java-based engineering projects * Backend Technologies * Java Spring Boot RESTful Web Services * Apache ...

IntraEdge

Senior Backend Java Developer - Telecom

Phoenix, AZ · On-site

$114K - $148K/yr

* Design, develop, and maintain Java based service and apps that automate provisioning and lifecycle ... Collaborate with Product Owners, QA, network engineering teams, and third-party vendors to design ...

ITBMS Inc.

Java Engineer

Phoenix, AZ · On-site

$51.50 - $70.50/hr

Required Qualifications6+ years of experience in Java-based backend development Strong hands-on experience with Vert.x and reactive programming paradigms Solid understanding of microservices and ...

IntraEdge

Senior Backend Java Developer - Telecom

Phoenix, AZ · On-site

$114K - $148K/yr

* Design, develop, and maintain Java based service and apps that automate provisioning and lifecycle ... Collaborate with Product Owners, QA, network engineering teams, and third-party vendors to design ...

Pyramid Consulting, Inc

Java Full Stack Developer

Phoenix, AZ · On-site

$52.25 - $67.25/hr

The role involves working with Java, Spring, and various technologies to develop and maintain ... backend or data-driven development. • Deep understanding of Reactive Programming (WebFlux, etc ...

Bioinfo Systems LLC

Java Fullstack Developer

Phoenix, AZ · On-site

$52.25 - $67.25/hr

Full Stack Developers with 70% backend and 30% front end (Angular) - AngularJS is must Tech Stack -Java 1.8, AngularJS is a must, Spring Boot, Spring MVC, Core Java EE fundamentals, Hibernate/any ...

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

As of Jul 8, 2026, the average hourly pay for intern java backend developer in Phoenix, AZ is $54.24, according to ZipRecruiter salary data. Most workers in this role earn between $48.22 and $62.55 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 Developer

Java Developer

CYNET SYSTEMS

Phoenix, AZ • On-site

$42/hr

Contractor

Posted 6 days ago

Job description

Job Overview:

Requirement/Must Have:

  • 6+ years of experience in backend reactive programming languages: Java 8+ to 21.
  • Proven track record developing lightweight reactive microservices: Vert.x, Quarkus, Micronaut or Spring Boot.
  • Deep understanding of event driven architecture and messaging: Kafka, webhooks, asynchronous API design.
  • Experience with PostgreSQL, Oracle, or equivalent relational databases.
  • Experience working as an individual contributor as part of a cross functional agile team.
  • Experience in FinTech is a plus.
  • Proven experience in supporting mission critical platforms with high levels of availability and service continuity.
  • Solid experience in cloud-based architecture and distributed systems.
  • Exceptional written and communication skills.
  • Self-directed and able to work in an ambiguous environment.
  • Willingness to learn and be open minded about switching approaches and experimenting.
  • Value collaboration and prioritize team interests.

Skills:

  • Java 8+ with good hands on experience.
  • Vertex.
  • Spring/Spring Boot.
  • Restful APIs.
  • Microservices.
  • Couchbase and any NoSQL.
  • Kafka.
  • Hands on with application design and software development.
  • Agile methodology.
  • Good communication skills.

Founded in 2010 and headquartered in the Washington, DC metro area, Cynet Systems Inc. is a leading staffing and recruiting powerhouse. Proudly recognized as a nationally and locally certified diversity firm, Cynet delivers agile, scalable talent solutions across industries. With an active footprint in all 50 U.S. states and Canada, we support thousands of consultants through our expansive, high-performing recruitment engine operating across North America and Asia—ensuring speed, quality, and consistency in every hire.
Cynet Systems logo

About Cynet Systems

Sourced by ZipRecruiter

Cynet Systems Inc is a staffing and recruiting corporation nestled in Ashburn, VA, USA. Established in 2010, the company operates within the Information Technology and Services sector, specializing in providing effective workforce solutions to different business needs, including IT consulting, direct hire, and contract staffing services. Through the years, Cynet Systems has built an impressive portfolio, going beyond borders and expanding its operations internationally in Canada and India. Rooted in its core values of teamwork, leadership, and commitment, Cynet Systems helps businesses unlock their full potential by providing versatile and competent professionals that perfectly align with their needs. Fueled by their unwavering mission to deliver top-tier talent to businesses worldwide, Cynet Systems garnered various recognitions including SIA's fastest-growing staffing firms and Best Place to Work in Virginia for 2019.

Industry

It services

Company size

501 - 1,000 Employees

Headquarters location

Sterling, VA, US

Year founded

2010

Social media

Twitter

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