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Part Time Software Engineer Startup Jobs in California

Senior Software Engineer

Oakland, CA · On-site +1

$140K - $185K/yr

About Us WeVote is a nonpartisan get-out-the-vote nonprofit startup and a celebrated Fast Forward ... WeVote is building a movement of over 150 excellent, passionate, part-time volunteers (starting ...

Software Engineer

Roseville, CA · On-site +1

$86K - $198K/yr

Share Software Engineer The Opportunity: As a full stack developer on this team, you will resolve ... Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible ...

Senior Software Engineer - Backend * Location : San Francisco Bay Area, CA strongly preferred ... Startup DNA : Proactive, self-directed, and comfortable with ambiguity; you thrive in a fast-paced ...

This role is ideal for a student who can work part-time (16 hours/week) for 6 months to 1 year and is interested in building strong foundations in AI software stacks, GPU programming, and performance ...

Data Engineer

San Diego, CA · On-site +1

$61K - $141K/yr

Experience writing software in programming languages, including Python, SQL, R, Javascript, or C ... Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible ...

Engineering Software Programmer

CA · On-site

$85K - $125K/yr

ATA is seeking engineers who like to develop software. The successful candidate will be detail ... No contractors or part-time applications will be accepted. * Excellent verbal and written ...

Data Engineer

San Diego, CA · On-site +1

$61K - $141K/yr

Experience writing software in programming languages, including Python, SQL, or C++ * Experience ... Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible ...

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Part Time Software Engineer Startup information

What are the key skills and qualifications needed to thrive as a Part Time Software Engineer in a startup, and why are they important?

To thrive as a Part Time Software Engineer in a startup, you need solid programming skills, experience with software development lifecycles, and a relevant degree or equivalent experience. Familiarity with version control systems like Git, cloud platforms, and popular frameworks or languages (such as JavaScript, Python, or React) is typically expected. Strong problem-solving abilities, adaptability, and effective communication help you excel in a fast-paced, collaborative environment. These skills and qualities are vital to contribute meaningfully, manage shifting priorities, and support rapid product development in a startup setting.

What do part-time software engineers at startups do?

Part-time software engineers at startups are responsible for developing, testing, and maintaining software products or features, typically working fewer hours than full-time staff. They often collaborate closely with small teams to build new applications, fix bugs, and contribute to code reviews. Due to the fast-paced and dynamic nature of startups, part-time engineers may also be involved in product discussions and decision-making. Flexibility, adaptability, and strong technical skills are important in these roles, as tasks and priorities can change quickly.

What is the difference between Part Time Software Engineer Startup vs Part Time Web Developer Startup?

AspectPart Time Software Engineer StartupPart Time Web Developer Startup
Required SkillsProgramming, software development, algorithmsHTML, CSS, JavaScript, front-end/back-end web development
Work EnvironmentCollaborative, tech-focused startup teamsCreative, design-oriented startup teams
Common CertificationsComputer Science degree, coding bootcampsWeb development certifications, UX/UI courses

While both roles are part-time positions in startup environments, a Part Time Software Engineer focuses on building and maintaining software systems, requiring programming and algorithm skills. In contrast, a Part Time Web Developer specializes in designing and developing websites, emphasizing front-end and back-end web technologies. The roles share similar startup work environments and certification backgrounds but differ in technical focus and daily tasks.

How does working as a part-time software engineer at a startup typically differ from similar roles at larger companies?

As a part-time software engineer at a startup, you'll often experience a fast-paced and dynamic environment where responsibilities can shift quickly based on the company's immediate needs. Startups usually have smaller teams, so you'll likely collaborate closely with founders and other engineers, gaining exposure to a broad range of tasks—including coding, product discussions, and even deployment. Flexibility and adaptability are important, as priorities may change rapidly. This role can offer significant learning opportunities and visibility, but may also require managing ambiguity and balancing shifting priorities.
What are the most commonly searched types of Software Engineer Startup jobs in California? The most popular types of Software Engineer Startup jobs in California are:
What are popular job titles related to Part Time Software Engineer Startup jobs in California? For Part Time Software Engineer Startup jobs in California, the most frequently searched job titles are:
What job categories do people searching Part Time Software Engineer Startup jobs in California look for? The top searched job categories for Part Time Software Engineer Startup jobs in California are:
What cities in California are hiring for Part Time Software Engineer Startup jobs? Cities in California with the most Part Time Software Engineer Startup job openings:
Infographic showing various Part Time Software Engineer Startup job openings in California as of July 2026, with employment types broken down into 100% Part Time. Highlights an 100% In-person job distribution.

Senior Software Engineer

We Vote

Oakland, CA • On-site, Remote

$140K - $185K/yr

Part-time

Posted 28 days ago


Job description

* Fraud and phishing warning *
Please apply directly via our volunteering portal/ATS at https://wevote.applytojob.com/apply. Do not apply via any other job portals, aggregators, or sites, as your information may not be secure, or the role may no longer be accepting applications. Thank you
Join the WeVote Movement
WeVote has an open volunteer Senior Software Engineering position for an individual who wants to develop new skills with CSS/HTML, ReactJS or Python/Django, and use existing application development skills to help strengthen American Democracy. This position currently requires a minimum of 8 hours per week, and you could also easily spend 20 hours a week if you wanted to. WeVote is a great opportunity to get involved with supporting American Democracy.
About Us
WeVote is a nonpartisan get-out-the-vote nonprofit startup and a celebrated Fast Forward nonprofit technology grantee. WeVote is building a movement of over 150 excellent, passionate, part-time volunteers (starting with the founders) who build mobile technologies that will touch and mobilize millions of voters on Election Day. We believe that many voters are busy, distracted, and impatient. We have a goal of providing a positive voting experience that helps people decide how to vote. More information at www.wevote.us or on Twitter @WeVote.
What You'll Do
  • Our system is quite large and battle-tested. We have some very interesting and challenging engineering projects as we get ready for the 2026 elections.
  • Install our software on your development machine. We need full-stack engineers who can work in both React and Python, but if you prefer to focus on one or the other, we can work with you as well.
  • https://github.com/wevote/WebApp - React-based Mobile Website, or
  • https://github.com/wevote/WeVoteServer - Django/Python API Server (Mac/Unix only)
  • Work with one of our engineering teams (3-5 people) in weekly Zoom meetings, where we have code discussions, and look at new projects available to take on.
  • Tackle specific issues as well as larger projects

Who you are: Must haves.
  • You want to work with an established and successful team. You have a passion for the latest technology and are committed to strengthening American Democracy.
  • You have enough experience or aptitude that you can see 5-20 hour-long projects through to completion. We can support you and answer questions (with occasional pair programming), but the projects we have available could be called Intermediate to Advanced.
  • You are striving for personal excellence.
  • At least 8+ hours per week during our core team hours M-F 8 a.m. - 6 p.m. We understand not everyone is in the position to put in this many hours, but less time doesn't work for our team. Apologies in advance. (We have other engineering volunteers working 8-40 hours per week.)
  • A willingness to work with and support other volunteers.
  • Must be currently located in the US (We are a 100% remote/volunteer-from-home project)

Not required, but nice to have.
  • An academic degree or work experience in CS/Comp Engineering.

What You'll Gain
You will have the opportunity to touch the lives of millions of Americans and be part of a movement and product that will receive national attention. You'll gain an opportunity to grow within the WeVote movement and meet other volunteers who are like-minded and interested in building a valuable application to empower voters across the United States. You'll also gain valuable technical skills, have opportunities for leadership development, and expand your personal and professional network.
How to apply:
Submit your resume and include a brief note/cover letter to why you are interested in WeVote and our mission