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Software Engineer Volunteer Jobs in California (NOW HIRING)

Senior Software Engineer

Oakland, CA · On-site +1

$140K - $185K/yr

Please apply directly via our volunteering portal/ATS at Do not apply via any other job portals ... Thank you Join the WeVote Movement WeVote has an open volunteer Senior Software Engineering ...

The Software Engineer will develop software which will operate in a resource constrained target ... Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term ...

The Software Engineer will develop software which will operate in a resource constrained target ... Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term ...

Intermediate to Higher Software Engineer (C++ / RHEL) This role offers an opportunity for an ... Life Insurance (Voluntary Life & AD&D for the employee and dependents) * Short and long-term ...

Perform software engineering lifecycle requirements following the program Software Development Plan ... by volunteering more than 850,000 hours annually. Here are some of the benefits you can enjoy:

Software Engineer

Milpitas, CA · On-site

$114K - $195K/yr

Software development experience using any one of the high-level programming languages such as C ... voluntary benefits, 401(K) including company matching, employee stock purchase program (ESPP ...

Software Engineer

Milpitas, CA · On-site

$114K - $195K/yr

Software development experience using any one of the high-level programming languages such as C ... voluntary benefits, 401(K) including company matching, employee stock purchase program (ESPP ...

Software Engineer

Milpitas, CA · On-site

$114K - $195K/yr

Software development experience using any one of the high-level programming languages such as C ... voluntary benefits, 401(K) including company matching, employee stock purchase program (ESPP ...

Software Engineer

Milpitas, CA · On-site

$114K - $195K/yr

Software development experience using any one of the high-level programming languages such as C ... voluntary benefits, 401(K) including company matching, employee stock purchase program (ESPP ...

Software Engineer III

San Mateo, CA · On-site

$65.50 - $88/hr

As a Software Engineer III, you will play a pivotal role in developing and enhancing Guidewire ... Paid time off programs, including volunteer time off * Market-competitive pay and incentive ...

About the Team You will be part of the Software Engineering team who analyzes, designs, programs ... Paid vacations, holidays, and time off to volunteer * Health benefits, dental and vision insurance ...

SOFTWARE ENGINEER

Ventura, CA · On-site

$100K - $120K/yr

Job Summary VSolvit LLC is seeking an experienced Mid-Level Full Stack Software Engineer to join ... voluntary benefits. Our goal is to grow together and enjoy the work that we do as a team. VSolvit ...

Software Engineer

Milpitas, CA · On-site

$114K - $195K/yr

... software engineers, application development engineers, and senior product technology process ... voluntary benefits, 401(K) including company matching, employee stock purchase program (ESPP ...

Software Engineer

Milpitas, CA · On-site

$114K - $195K/yr

... software engineers, application development engineers, and senior product technology process ... voluntary benefits, 401(K) including company matching, employee stock purchase program (ESPP ...

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Software Engineer Volunteer information

What are the key skills and qualifications needed to thrive in the software engineer volunteer position, and why are they important?

To excel as a Software Engineer Volunteer, a solid understanding of programming fundamentals, knowledge of software development methodologies, and experience with languages such as Python, Java, or JavaScript are essential. Familiarity with version control systems (like Git), collaborative platforms (such as GitHub), and possibly agile project management tools is highly advantageous. Excellent communication, teamwork, and time-management skills can set you apart in a volunteer environment where resources and supervision may be limited. These competencies are vital for contributing effectively, solving problems independently, and supporting organizational goals in a collaborative, often fast-paced setting.

What kinds of projects does a software engineer volunteer typically work on?

As a Software Engineer Volunteer, you may work on a variety of projects, such as building and maintaining web or mobile applications, automating workflows, or assisting with data analysis and reporting tools for nonprofits or community organizations. Projects often address real-world needs, like increasing accessibility, improving user experience, or supporting fundraising platforms. You might work independently or as part of a diverse, cross-functional team, often collaborating remotely. This experience provides valuable opportunities to refine your technical skills, expand your professional network, and make a meaningful impact through your expertise.

What is a software engineer volunteer?

A Software Engineer Volunteer is an unpaid role where individuals contribute their coding skills to projects for non-profits, open-source initiatives, or startups. Volunteers assist with software development, debugging, and sometimes testing or documentation. This role provides hands-on experience, helps build a portfolio, and allows professionals to give back to the community while improving their technical skills.

What are the most commonly searched types of Software Engineer jobs in California? The most popular types of Software Engineer jobs in California are:
What are popular job titles related to Software Engineer Volunteer jobs in California? For Software Engineer Volunteer jobs in California, the most frequently searched job titles are:
What cities in California are hiring for Software Engineer Volunteer jobs? Cities in California with the most Software Engineer Volunteer job openings:
Infographic showing various Software Engineer Volunteer job openings in California as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.

Junior LLM Engineer (Volunteer)

Health4TheWorld

Palo Alto, CA • On-site

Other

Re-posted 25 days ago


Job description

This is currently a volunteer position. Contributors will gain hands-on experience building real-world AI systems for public health impact.

About the Role

This is an unpaid volunteer opportunity for early-career engineers interested in gaining hands-on experience building LLM-powered applications for social impact in healthcare and public health.

Commitment

  • 3–6 hours per week
  • Remote
  • Flexible schedule

Qualifications

  • 1–3 years software engineering experience (or strong portfolio)
  • 6–12 months experience working with LLM APIs or relevant projects
  • Strong Python skills
  • Familiarity with prompt engineering and basic RAG preferred

Responsibilities

  • Assist in chatbot development
  • Support prompt engineering and testing
  • Help build and test RAG pipelines
  • Contribute to documentation
  • Collaborate with senior engineers

Transparency

This is currently a volunteer position. Contributors will gain hands-on experience building real-world AI systems for public health impact.