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Java Full Stack Developer Intern Jobs in Ontario, CA

SmartIT Frame

Java Architect with AI

Irvine, CA · On-site

$67.50 - $91.25/hr

... engineering tools (such as Devin and Blitzy) to accelerate the delivery lifecycle while ensuring ... Technical Depth: * Deep expertise in Java Full-Stack architecture, microservices design, and ...

Jobsbridge

Sr. UI/UX Developer

Irvine, CA

$53.75 - $69.75/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Basic Minimum Qualifications: 5+ years' experience with UI /UX design ...

Jobsbridge

JavaScript/UI Developer

Irvine, CA

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Duties and Responsibilities: Develop a React app with server-side rendering ...

Jobsbridge

Sr. UI/UX Developer

Irvine, CA

$64.50 - $83.50/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. 5+ years' experience with UI /UX design, development, implementation ...

Jobsbridge

JavaScript/UI Developer

Irvine, CA

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Duties and Responsibilities: Develop a React app with server-side rendering ...

Emergence AI

Software Engineer - Full Stack

Irvine, CA · On-site

$120K - $140K/yr

We're seeking a "Software Engineer - Full Stack" to build robust, tested, and scalable systems ... Strong programming fundamentals in Python or similar languages (Java, TypeScript, Go) * Experience ...

Xe Careers

Full Stack Software Engineer (Mid)

Irvine, CA · On-site

$90K - $134K/yr

About This Role We're hiring a mid-level full-stack engineer who likes owning real problems end-to ... Strong backend proficiency in C# / .NET preferred; other OOP languages welcome (Java, Kotlin, Go ...

Jobsbridge

Business Analyst

Santa Ana, CA

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Bachelor's Degree or equivalent 5 years of relevant experience Basic project ...

Jobsbridge

Hadoop/BigData Consultant

Santa Ana, CA

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Minimum 8 years in the IT profession Minimum 3 years of hands on experience ...

Jobsbridge

.NET Developer

Santa Ana, CA

$50.25 - $66.25/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. RESPONSIBILITIES: Translate application storyboards and use cases into ...

Jobsbridge

iOS Developer

Irvine, CA

$55.50 - $76.50/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Design, build, and ship highly downloaded, consumer facing iOS apps with ...

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All JobsJava Full Stack Developer Intern JobsJava Full Stack Developer Intern Jobs in Ontario, CA

Java Full Stack Developer Intern information

See Ontario, CA salary details

$11

$59

$79

How much do java full stack developer intern jobs pay per hour?

As of Jul 10, 2026, the average hourly pay for java full stack developer intern in Ontario, CA is $59.09, according to ZipRecruiter salary data. Most workers in this role earn between $51.35 and $66.30 per hour, depending on experience, location, and employer.

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

To thrive as a Java Full Stack Developer Intern, you need a solid understanding of Java, front-end technologies like HTML, CSS, and JavaScript, and basic software development principles, ideally supported by coursework or relevant projects. Familiarity with development tools such as Eclipse or IntelliJ IDEA, version control systems like Git, and frameworks like Spring Boot and React is typically expected. Strong problem-solving skills, attention to detail, and effective communication help interns collaborate and learn quickly in a team environment. These skills and tools are essential for building robust applications and contributing meaningfully to development projects.

What is the difference between Java Full Stack Developer Intern vs Java Backend Developer Intern?

AspectJava Full Stack Developer InternJava Backend Developer Intern
Required SkillsJava, JavaScript, HTML, CSS, frameworks like React or AngularJava, Spring Boot, REST APIs, databases
Work EnvironmentFront-end and back-end development, UI/UX focusBack-end development, server-side logic
Industry UsageWeb applications, enterprise solutionsAPI services, server-side applications

The main difference is that a Java Full Stack Developer Intern works on both front-end and back-end components, while a Java Backend Developer Intern focuses solely on server-side development. Both roles require Java skills, but the full stack role demands knowledge of front-end technologies and UI design, making it broader in scope.

What are some common challenges faced by Java Full Stack Developer Interns, and how can they be effectively addressed?

Java Full Stack Developer Interns often encounter challenges such as balancing work between front-end and back-end development, managing time across multiple tasks, and adapting to fast-paced agile environments. It's important to communicate regularly with mentors and team members for guidance, seek feedback on code reviews, and utilize online resources to strengthen both Java and front-end framework skills. Embracing a proactive learning approach and collaborating closely with other developers can help interns overcome initial hurdles and build confidence in contributing to real projects.

What does a Java Full Stack Developer Intern do?

A Java Full Stack Developer Intern assists in the development of both the front-end and back-end components of web applications using Java and related technologies. They typically work under the guidance of senior developers to write code, troubleshoot issues, and learn the software development lifecycle. Responsibilities may include building user interfaces, creating server-side logic, integrating databases, and testing new features. This role is ideal for students or recent graduates seeking hands-on experience in full stack development.
What job categories do people searching Java Full Stack Developer Intern jobs in Ontario, CA look for? The top searched job categories for Java Full Stack Developer Intern jobs in Ontario, CA are:
What cities near Ontario, CA are hiring for Java Full Stack Developer Intern jobs? Cities near Ontario, CA with the most Java Full Stack Developer Intern job openings:
Java Full Stack Developer Intern jobs near you

Java Architect with AI

SmartIT Frame

Irvine, CA • On-site

$67.50 - $91.25/hr

Other

Posted 24 days ago

Job description

 
Role : Java Architect
Location : Irvine, CA Hybrid
Type -Contract 
Summary: 
Lead the technical modernization of a core Investment Accounting Platform from legacy COBOL/Sybase to a cutting-edge Java/Photon architecture. This role is highly execution-oriented, anchoring multiple distributed agile PODs. You will define the migration strategy, establish the automation frameworks for an as-is code translation, and orchestrate advanced Agentic AI engineering tools (such as Devin and Blitzy) to accelerate the delivery lifecycle while ensuring strict functional parity.
Required Skills & Experience
  • Experience: 15+ years of IT experience, with a proven track record of leading technical architecture for large-scale legacy core platform transformations (COBOL to Java migrations preferred).
  • Domain Expertise: Strong foundational knowledge in Capital Markets or Financial Services (Direct Investment Accounting platform experience is highly advantageous).
  • Technical Depth: * Deep expertise in Java Full-Stack architecture, microservices design, and building high-throughput transactional APIs.
    • Strong capability to read, interpret, and deconstruct COBOL logic and Sybase relational databases/stored procedures.
  • AI & Engineering Methodology: * Hands-on familiarity or strong conceptual mastery of integrating autonomous AI coding agents (Devin, Blitzy) or advanced AI developer environments into the enterprise SDLC.
    • Familiarity with Specification-Driven Development methodologies to align legacy specs with AI outputs.
  • Team Dynamics: Proven experience steering large-scale projects using a heavily leveraged global delivery model.
Key Responsibilities
  • Migration Strategy & Governance: Define the blueprints, data mapping, and pattern-matching strategies to migrate millions of lines of COBOL and Sybase stored procedures to Java microservices with zero business logic deviation.
  • AI-Assisted SDLC Orchestration: Establish and optimize the development pipeline to leverage autonomous AI software engineering agents (Devin, Blitzy) for automated code generation, refactoring, and unit testing.
  • Target Architecture Design: Design a high-performance, scalable target Java architecture leveraging modern API/Microservices and Photon patterns tailored for high-volume financial transactions.
  • Functional Parity Verification: Define automated testing and dual-run validation frameworks to cross-check legacy system outputs against the new Java platform, guaranteeing 100% data and logic alignment.
  • Technical Leadership & Pod Governance: Serve as the onsite technical anchor for 5 global delivery PODs (80:20 offshore/onsite model), conducting architecture reviews and unblocking technical dependencies between legacy logic and modern code.
 

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