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Java Developer Volunteer Jobs in Irvine, CA (NOW HIRING)

Eliassen Group

Applications Developer/Analyst

Anaheim, CA · On-site

$30 - $35/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Experience with C#, .NET, Java, or other object-oriented programming languages. * Hands-on SQL ... voluntary benefits including life and disability insurance, 401(k) with match, and sick time if ...

Planet DDS

Data Engineer IV

Irvine, CA

$118K - $170K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Expert-level proficiency in SQL and at least one programming language (Python, Scala, or Java ... Volunteer Time Off * Employee Referral program * Additional perk and voluntary benefit programs ...

Masimo

Sr Engineer, Software Automation

Irvine, CA · On-site

$100K - $130K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Proficiency in Java and Python for automation scripting * Strong knowledge of networking protocols ... voluntary Accident, Critical Illness, Hospital, Long-Term Care, Employee Assistance Program, Pet ...

Masimo

Sr Engineer, Software Automation

Irvine, CA · On-site

$100K - $130K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Proficiency in Java and Python for automation scripting * Strong knowledge of networking protocols ... voluntary Accident, Critical Illness, Hospital, Long-Term Care, Employee Assistance Program, Pet ...

Masimo Corporation

Sr Engineer, Software Automation

Irvine, CA · On-site

$100K - $130K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Proficiency in Java and Python for automation scripting * Strong knowledge of networking protocols ... voluntary Accident, Critical Illness, Hospital, Long-Term Care, Employee Assistance Program, Pet ...

GRP SCAN Group

Staff Software Engineer

Long Beach, CA · On-site

$106K - $182K/yr

  • Retirement

  • PTO

Strong expertise in developing scalable integration layers using Java, .Net APIs, and healthcare ... and 2 volunteer days * Excellent 401(k) Retirement Saving Plan with employer match * Robust ...

SCAN Group

Senior Staff Software Engineer

Long Beach, CA · On-site

$125.40 - $181.42/hr

  • Vision

  • Retirement

  • PTO

Strong expertise in developing scalable integration layers using Java, .Net APIs, and healthcare ... volunteer daysExcellent 401(k) Retirement Saving Plan with employer matchRobust employee ...

Yum Brands

QA Engineer III

Irvine, CA · Hybrid

$108K - $127K/yr

  • Medical

  • Dental

  • Retirement

  • PTO

... Python, Java Script, TypeScript. * Have working experience in tools like Microsoft office ... Up to 4 weeks of vacation per year plus holidays and time off for volunteering * Tuition ...

Capital Group

AI AppSec Engineer Lead

Irvine, CA · On-site

$62.75 - $83.75/hr

  • Medical

  • Life

  • Retirement

Whether you're raising a family, you're passionate about where you volunteer, or you want to ... You are experienced in at least one programming languages (Python, Java, .NET) * You can ...

Capital Group Companies Inc.

AI AppSec Engineer Lead

Irvine, CA · On-site

$63 - $84.25/hr

  • Medical

  • Life

  • Retirement

Whether you're raising a family, you're passionate about where you volunteer, or you want to ... You are experienced in at least one programming languages (Python, Java, .NET) * You can ...

Axos Bank

AVP, Frontend Outsystems Manager

Irvine, CA · On-site +1

$110K - $140K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Lead one or more development teams of near-shore or local developers * Design and prototype ... Outsystems, Java, JavaScript, MVC, Angular 10 or React JS, TypeScript * 5+ years' of full-stack web ...

Capgroup

AI AppSec Engineer Lead

Irvine, CA · On-site

$63 - $84.25/hr

  • Medical

  • Life

  • Retirement

Whether you're raising a family, you're passionate about where you volunteer, or you want to ... You areexperiencedin at least oneprogramming languages (Python, Java,.NET) * You can effectively ...

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Showing results 21-40

All JobsJava Developer Volunteer JobsJava Developer Volunteer Jobs in Irvine, CA

Java Developer Volunteer information

See Irvine, CA salary details

$16

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$83

How much do java developer volunteer jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for java developer volunteer in Irvine, CA is $60.86, according to ZipRecruiter salary data. Most workers in this role earn between $52.64 and $68.12 per hour, depending on experience, location, and employer.

What is a Java Developer Volunteer?

A Java Developer Volunteer role involves contributing to software development projects without financial compensation. Volunteers typically assist in coding, debugging, testing, and maintaining Java-based applications for nonprofits, open-source projects, or startups. This role helps developers gain experience, build portfolios, and support meaningful initiatives while collaborating with teams.

What are the key skills and qualifications needed to thrive as a Java Developer Volunteer?

To excel as a Java Developer Volunteer, you should have a solid grasp of Java programming, object-oriented design, and version control systems, often demonstrated through coursework, certifications, or hands-on project experience. Familiarity with tools like Eclipse or IntelliJ IDEA, build systems (Maven or Gradle), and collaborative platforms such as GitHub is commonly expected. Strong communication, teamwork, and a willingness to learn set exceptional volunteers apart. These skills and qualities ensure you can contribute effectively to projects, adapt to dynamic team needs, and make the most meaningful impact in volunteer settings.

What types of projects or tasks can I expect to work on as a Java Developer Volunteer?

As a Java Developer Volunteer, you might work on a range of projects, such as developing new software features, fixing bugs, writing unit tests, or helping maintain existing Java applications for nonprofits or community organizations. You could also assist in documentation, code reviews, or collaborating on open-source initiatives, depending on the organization's needs. These roles often provide exposure to agile development practices and teamwork with other engineers, designers, and project managers. Volunteering in this capacity not only helps worthwhile causes but also allows you to expand your portfolio and gain practical experience with real-world applications.

Is Java developer still in demand?

Java developers remain in high demand due to the language's widespread use in enterprise applications, Android development, and backend systems. Skills in frameworks like Spring and knowledge of cloud platforms can enhance job prospects in this field.

What are the most commonly searched types of Java Developer jobs in Irvine, CA?

The most popular types of Java Developer jobs in Irvine, CA are:

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For Java Developer Volunteer jobs in Irvine, CA, the most frequently searched job titles are:

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Java Developer Volunteer jobs near you

Applications Developer/Analyst

Eliassen Group

Anaheim, CA • On-site

$30 - $35/hr

Contractor

Medical, Dental, Vision, Life, Retirement

Re-posted 4 days ago

Job description

Description:

On-site in Anaheim, CA

Our client seeks an Applications Developer/Analyst to support and enhance enterprise business applications in a municipal IT environment. The role includes application development, maintenance, upgrades, troubleshooting, testing, and user support while partnering with business stakeholders and technical teams.

Due to federal security clearance requirements, applicant must be a United States Citizen. This is a contract to hire opportunity. Applicants must be willing and able to work on a w2 basis and convert to FTE following contract duration. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.

Rate: $30.00 to $35.00/hr. w2

Responsibilities:
  • Develop, maintain, and enhance business applications, reports, and system interfaces.
  • Support application upgrades, patching, migrations, and testing activities.
  • Gather and document business and technical requirements.
  • Troubleshoot production issues and provide ongoing application support.
  • Work with end users, vendors, and technical teams to resolve incidents and implement enhancements.
  • Assist with application migrations and system modernization initiatives.
  • Create and maintain technical documentation.
Experience Requirements:
  • 1+ year of application development experience.
  • Experience with C#, .NET, Java, or other object-oriented programming languages.
  • Hands-on SQL development experience.
  • Knowledge of relational databases.
  • Strong troubleshooting, problem-solving, and communication skills.
  • Ability to support production environments and work in a multi-platform technical environment.
Education Requirements:
  • Bachelor's degree in Computer Science, Computer Engineering, or a related field preferred.
Recruitment Transparency Notice
 
Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening and hiring process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team (noreply@eliassen.com, 781-808-2924) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group’s use of these tools, including AI tools, as part of the application and hiring process.
 

Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:

· When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.

· Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.

If you have any indication of fraudulent activity, please contact fraud@eliassen.com.

 
About Eliassen Group:
 
Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve.
 
Eliassen is committed to building a diverse and inclusive team from a variety of backgrounds, perspectives, and skills. We are an Equal Opportunity and Affirmative Action Employer and all employment decisions are based on merit, performance, and business needs. Eliassen does not discriminate on the basis of race, color, gender identity or expression, sexual preference or orientation, sex (including pregnancy, childbirth, and related medical conditions), marital status, creed, religion, physical or mental disability, genetic information, military or veteran status, age, ancestry, national origin, citizenship status, prohibited criminal record inquiries of applicants and employees, or any other category protected by federal, state, or local laws.
 
Don’t miss out on our referral program! If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check!
 
Eliassen Group logo

About Eliassen Group

Sourced by ZipRecruiter

Eliassen Group provides strategic consulting and talent solutions to drive our clients' innovation and business results. Our purpose is to positively impact the lives of our employees, clients, consultants, and the communities in which we operate. Leveraging over 30 years of success, our expertise in talent solutions, life sciences consulting, Agile consulting, cloud services, risk management, business optimization, and managed services enables us to partner with our clients to execute their business strategy and scale effectively. Headquartered in Reading, MA, and with offices from coast to coast, Eliassen Group offers local community presence and deep networks, as well as national reach.

Industry

It services

Company size

5,001 - 10,000 Employees

Headquarters location

Reading, MA, US

Year founded

1989

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