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Java Developer Volunteer Jobs in Santa Clara, CA

Strong experience in Java (preferably 17 or later), Spring, Spring boot microservices, Web services ... Voluntary Supplemental Life Insurance for Employee, Spouse/Domestic Partner, and Child(ren) are ...

Senior Software Developer

Santa Clara, CA ยท On-site

$64 - $84.50/hr

Experience with Java and/or Python is preferred. * Work across teams to engineer the best system ... Voluntary benefits including auto, homeowner and pet insurance The role will generally accept ...

Senior Software Engineer

San Jose, CA ยท On-site

$143K - $189K/yr

Proven expertise in Java (preferred) or other OOP languages, with strong skills in data structures ... Paid Volunteer Time * Employee Resource Groups EEO/VEVRAA #LI-HYBRID #LI-REMOTE #LI-BV1

Senior Software Engineer

San Jose, CA ยท On-site +1

$143K - $189K/yr

Proven expertise in Java (preferred) or other OOP languages, with strong skills in data structures ... Paid Volunteer Time * Employee Resource Groups EEO/VEVRAA #LI-HYBRID #LI-REMOTE #LI-BV1

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Showing results 1-20

Java Developer Volunteer information

See Santa Clara, CA salary details

$18

$66

$90

How much do java developer volunteer jobs pay per hour?

As of Jul 25, 2026, the average hourly pay for java developer volunteer in Santa Clara, CA is $66.59, according to ZipRecruiter salary data. Most workers in this role earn between $57.60 and $74.52 per hour, depending on experience, location, and employer.

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.

What are the key skills and qualifications needed to thrive in the Java Developer Volunteer position, and why are they important?

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 is a Java Developer Volunteer job?

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 most commonly searched types of Java Developer jobs in Santa Clara, CA? The most popular types of Java Developer jobs in Santa Clara, CA are:
What job categories do people searching Java Developer Volunteer jobs in Santa Clara, CA look for? The top searched job categories for Java Developer Volunteer jobs in Santa Clara, CA are:
What cities near Santa Clara, CA are hiring for Java Developer Volunteer jobs? Cities near Santa Clara, CA with the most Java Developer Volunteer job openings:
Infographic showing various Java Developer Volunteer job openings in Santa Clara, CA as of July 2026, with employment types broken down into 83% Full Time, 5% Part Time, 1% Temporary, and 11% Contract. Highlights an 82% Physical, 5% Hybrid, and 13% Remote job distribution, with an average salary of $138,503 per year, or $66.6 per hour.
AI/ML Software Developer (req-259)

AI/ML Software Developer (req-259)

CATHEXIS

Redwood City, CA โ€ข On-site

$137K - $167K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 2 days ago


Job description

Team CATHEXIS elevates the government contracting experience through rapid response, deep skill, and thoughtful problem-solving and communication. Our core capabilities are our top-tier program and project management, data analytics, and audit services, the backbone of which is our integrated approach to operational excellence.

You worked hard to get to where you are. You strive to make every day better than the day before. So do we. Team CATHEXIS operates with an all-in mindset. We are working together to create a company that supports our shared values and individual goals. Our values are centered around leading with integrity, owning the outcome, growing together, and moving with purpose in everything we do for our employees, customers, partners, and communities. We believe success is best when we listen and lead with empathy; model high standards of ethics to provide a rewarding candidate experience; work hard, have fun, and appreciate the strengths we all bring to the team; and empower our employees to create innovative and trusted results.

We are looking for a dynamic AI/ML Software Developer to join our team. The AI/ML Software Developer will work alongside a team of highly skilled engineers in the development of AI applications. A motivated and qualified candidate will not only have hands-on development experience in (JavaScript, Python or Java) but also a willingness to collaborate with teams to solve problems. Weโ€™re seeking curious and creative technical staff who are excited about delivering quality solutions.

We are proactively building a pipeline of qualified candidates for future opportunities that may arise. If your background aligns with our anticipated needs, a member of our Talent Acquisition team may reach out should a role become available or to proactively screen you for the role.

Responsibilities

The responsibilities include, but are not limited to:

  • Collaborate with other developers, staff and leadership to design solutions that solve customer problems.
  • Design, develop, and maintain technical solutions.
  • Build and improve tools for users to understand and analyze large-scale data.
  • Perform debugging, troubleshooting, modifications and testing of software and solutions.
  • Develop documentation, and collaborate in the development of technical procedures and user support guides.

Requirements

  • An active Secret or above clearance is required.
  • Bachelorโ€™s degree in computer science or related field.
  • 3 to 5 years of relevant experience.
  • Experience with JavaScript, Java, or other object-oriented programming language(s).
  • Hands-on experience and understanding of object-oriented programming, data structures, algorithms, profiling & optimization.
  • Passion for developing team-oriented solutions to complex engineering problems.
  • Proficient in leveraging modern LLM tools to accelerate development workflows and enhance code quality.

Benefits

CATHEXIS offers competitive compensation packages to all eligible employees. Our goal is to provide a compensation package that reflects the value you bring to our team, is competitive with national average market rates, and promotes your financial security and personal well-being. The annual salary range for this role is $137,448 - $167,256. Please note that the salary information provided is a general guideline. CATHEXIS considers various factors in its final offer, including location, qualifications, experience, and skills.

  • Performance Bonuses
  • Medical Insurance
  • Dental Insurance
  • Vision Insurance
  • 401(k) Plan (Traditional and ROTH)
  • Life Insurance (Basic, Voluntary & AD&D)
  • Paid Time Off
  • 11 Federal Holidays
  • Parental Leave
  • Commuter Benefits
  • Short Term & Long Term Disability
  • Training & Development
  • Wellness Program
  • Community Outreach Initiatives

CATHEXIS is an Equal Employment Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability EEO IS THE LAW. If you are an individual with a disability and would like to request a reasonable accommodation as part of the employment selection process, please contact the Recruiting Departmentโ€ฏRecruitingTeam@cathexisfederal.com.