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Freelance Java Backend Developer Jobs in Irvine, CA

Java Full Stack Developer

Irvine, CA ยท On-site

$56.25 - $72.75/hr

Java Full Stack developer 12+month of contract Charlotte/ Irvine Must have :- Java full-stack and strong backend (Spring Boot/ AWS/ APIs) Required Skills :- * 5+ years of experience in Java Full ...

FullStack Developer (Java/React)

Irvine, CA ยท On-site

$125K - $200K/yr

With engineering roots in Silicon Valley and delivery strength in India, we operate at the ... The role involves developing scalable backend services using Java and building responsive UIs using ...

Java Full-Stack Developer

Santa Ana, CA ยท On-site

$54.75 - $70.50/hr

BackEnd : Java (Spring Framework), MyBatis, DB2, PostgreSQL * Data modeling (logical/physical) * Utilization of DevOps/Agile methodology and related tools * TDD (Test Driven Development) experience

BackEnd : Java (Spring Framework), MyBatis, DB2, PostgreSQL * Data modeling (logical/physical) * Utilization of DevOps/Agile methodology and related tools * TDD (Test Driven Development) experience

BackEnd : Java (Spring Framework), MyBatis, DB2, PostgreSQL * Data modeling (logical/physical) * Utilization of DevOps/Agile methodology and related tools * TDD (Test Driven Development) experience

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Freelance Java Backend Developer information

See Irvine, CA salary details

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

As of Jul 23, 2026, the average hourly pay for freelance java backend developer in Irvine, CA is $58.64, according to ZipRecruiter salary data. Most workers in this role earn between $52.12 and $67.60 per hour, depending on experience, location, and employer.
What are the most commonly searched types of Java Backend Developer jobs in Irvine, CA? The most popular types of Java Backend Developer jobs in Irvine, CA are:
What cities near Irvine, CA are hiring for Freelance Java Backend Developer jobs? Cities near Irvine, CA with the most Freelance Java Backend Developer job openings:
Java Developer - Looking for Ex-Amazon

Java Developer - Looking for Ex-Amazon

1 point system

Irvine, CA โ€ข On-site

$54.75 - $70.75/hr

Contractor

Posted 4 days ago


Job description

Key Responsibilities

  • Design, develop, and deliverย full-stack featuresย supporting incident management tools
  • Buildย automation and tooling to reduce operational toilย and improve team efficiency
  • Contribute across the full software development lifecycle:
    • Design
    • Development
    • Testing
    • Deployment
  • Develop backend services and APIs usingย Java-based frameworks
  • Build and enhance frontend components using modern JavaScript frameworks (Vue.js preferred)
  • Own both development and testing responsibilitiesย for delivered features
  • Collaborate with engineering teams through:
    • Code reviews
    • Agile ceremonies
    • Design discussions
  • Work withinย CI/CD pipelines and distributed system environments

Required Qualifications (Must-Have)

  • Previous Amazon SDE experience (SDE II or higher required)
  • Ability to work onsite in Irvine, CA (no remote option)
  • 5+ years of professional software engineering experience
  • Strong backend development expertise in Java
  • Full-stack experience with modern frontend frameworks (Vue.js or similar)
  • Experience delivering features end-to-end (development + testing ownership)
  • Strong foundation in:
    • System design
    • Data structures and algorithms
    • Distributed systems
  • Experience working inย Agile development environments

Preferred Qualifications

  • Experience working withย complex internal engineering systems or pipelines
  • Background in building internal tools, automation, or operational platforms
  • Experience with:
    • Event-driven architectures
    • Messaging systems
    • Cloud-based environments (AWS preferred)
  • Strong understanding ofย CI/CD processes and software delivery pipelines
  • Experience in high-scale, high-availability systems

Ideal Candidate Profile

  • Former Amazon engineer who canย ramp quickly with minimal onboarding
  • Strong backend ownership mindsetย with full-stack capability
  • Comfortable working inย ambiguous, fast-moving environments
  • Proven ability to deliver production-quality code in complex systems
  • Strong communicator who collaborates well with senior engineers and stakeholders