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Open Source Software Developer Jobs in Goleta, CA

Toyon

Simulation Software Engineer

Goleta, CA · On-site

$110K - $180K/yr

Toyon is seeking a highly motivated software engineer to develop and maintain an internal space ... The application window for this posting will remain open until the position is filled. Ref #2655-H

CoorsTek

AI Deployment Engineer

Ventura, CA · On-site +1

Write clean, maintainable, secure, testable, and documented code using disciplined software engineering practices such as source control, code review, testing, deployment, monitoring, and production ...

Toyon

Flight Software C++ Engineer

Goleta, CA · On-site

$130K - $220K/yr

Toyon is seeking a passionate and talented Flight Software C++ Engineer to join our growing team ... The application window for this posting will remain open until the position is filled. Ref #2647-H

Toyon Research Corporation

Algorithm Developer

Goleta, CA · On-site

$120K - $200K/yr

We are looking for algorithm and software developers with experience and/or an educational ... The application window for this posting will remain open until the position is filled. Ref #2671-C

Toyon

Algorithm Developer

Goleta, CA · On-site

$120K - $200K/yr

We are looking for algorithm and software developers with experience and/or an educational ... The application window for this posting will remain open until the position is filled. Ref #2671-C

AppFolio

Sr. Machine Learning Engineer

Santa Barbara, CA

$112K - $154K/yr

We're more than just a software company -- we're building the AI-native platform where the real ... Publicly verifiable work on GitHub, in open-source agent frameworks, or in community competitions.

AppFolio

Sr. Machine Learning Engineer

Santa Barbara, CA · On-site

$112K - $154K/yr

We're more than just a software company -- we're building the AI-native platform where the real ... Publicly verifiable work on GitHub, in open-source agent frameworks, or in community competitions.

AppFolio, Inc.

Sr. Machine Learning Engineer

Santa Barbara, CA · On-site +1

$116K - $159K/yr

We're more than just a software company - we're building the AI-native platform where the real ... Publicly verifiable work on GitHub, in open-source agent frameworks, or in community competitions.

Tecolote Research

Angular Web Developer

Goleta, CA · On-site

If you're passionate about software development and user experience, and have proven track record ... Familiarity with source control systems (e.g., Azure DevOps Server, TFS, Git, RedGate, etc ...

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All JobsOpen Source Software Developer JobsOpen Source Software Developer Jobs in Goleta, CA

Open Source Software Developer information

See Goleta, CA salary details

$51.8K

$120.7K

$179.1K

How much do open source software developer jobs pay per year?

As of Sep 10, 2026, the average yearly pay for open source software developer in Goleta, CA is $120,677.00, according to ZipRecruiter salary data. Most workers in this role earn between $97,100.00 and $140,300.00 per year, depending on experience, location, and employer.

What is an open source software developer?

Open Source Software Developers are programmers who create, maintain, or contribute to software projects whose source code is made freely available for anyone to use, modify, and distribute. They often collaborate with a global community of developers and may work on a voluntary basis or be employed by organizations that support open source initiatives. Their work involves writing code, fixing bugs, reviewing contributions, and helping manage project documentation. Open source developers play a key role in advancing technology by making software accessible and fostering innovation through community collaboration.

How do open source software developers typically collaborate with contributors from around the world?

Open Source Software Developers often work with a global community of contributors using online collaboration tools such as GitHub, mailing lists, and chat platforms like Slack or Discord. Communication is primarily asynchronous, requiring clear documentation and code review practices to ensure smooth project progress. Developers regularly participate in discussions, review pull requests, and help onboard new contributors, making strong written communication skills essential. This collaborative environment fosters learning and innovation, but also requires flexibility and patience to manage different time zones and cultural perspectives.

What are the key skills and qualifications needed to thrive as an open source software developer, and why are they important?

To thrive as an Open Source Software Developer, you need strong programming skills, knowledge of version control systems like Git, and familiarity with open source licensing, typically supported by a relevant degree or coding experience. Proficiency with collaborative development platforms such as GitHub or GitLab and understanding of continuous integration tools are commonly required. Excellent communication, self-motivation, and the ability to work effectively in distributed teams set outstanding contributors apart. These skills are crucial for efficiently building, maintaining, and contributing to widely used open source projects in a collaborative, global environment.

What is the difference between Open Source Software Developer vs Software Engineer?

AspectOpen Source Software DeveloperSoftware Engineer
CredentialsTypically requires programming skills, familiarity with open source licenses, and sometimes certifications like Linux Foundation certificationsRequires a degree in computer science or related field; certifications like Microsoft Certified or AWS certifications are common
Work EnvironmentOften collaborates in open source communities, contributes to public repositories, and works remotelyWorks in corporate or enterprise settings, often in teams within organizations
Industry UsageUsed across tech, non-profit, and open source communities; focuses on public projectsEmployed in various industries including tech, finance, healthcare, and more for product development

While both roles involve software development, Open Source Software Developers focus on collaborative, community-driven projects often in open environments, whereas Software Engineers typically work within organizations on proprietary or internal systems. The roles overlap in skills but differ in scope and work setting.

What cities near Goleta, CA are hiring for Open Source Software Developer jobs?

Cities near Goleta, CA with the most Open Source Software Developer job openings:

Open Source Software Developer jobs near you

Simulation Software Engineer

Goleta, CA • On-site

Toyon
See more jobs at Toyonexternal

$110K - $180K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 23 days ago

Job description

Description

U.S. Citizenship is Required. Ability to qualify for a US Department of Defense security clearance required.


This is an on-site position located in Goleta, CA.


Toyon is seeking a highly motivated software engineer to develop and maintain an internal space systems modeling and simulation application written in C++. The candidate will also deploy scripted workflows to support and contribute to the modeling and analysis of advanced aerospace systems. The ideal candidate has a strong syntactical and semantic understanding of the C++ and Python languages and is not dependent on Large Language Models for writing and analyzing code.


Responsibilities

  • Develop and execute rigorous testing methodologies, including unit, integration, and system-level testing
  • Leverage academic and industry resources to implement novel probability and physics models
  • Refactor and optimize existing models for high performance computing environments
  • Create and track development action items and monitor test performance using GitLab
  • Collaborate closely with cross-functional teams of engineers, scientists, and project managers to translate technical requirements into robust and efficient software solutions

Requirements

  • Bachelor's or advanced degree in computer science, engineering, physics, or math and 2 years of relevant experience
  • Strong proficiency in C++ and Python programming languages
  • Experience with version control software (Git, Bitbucket, GitLab)
  • Experience with software testing methodologies (unit, integration, regression)
  • Ability to create/manage workflows in scripted programming languages
  • Practical working knowledge of algorithms that involve statistical and applied probability methods (Monte Carlo sampling, hypothesis tests, regression models)

Preferred

  • Active security clearance (Secret or Top Secret)
  • Experience working with classified data and secure computing environments
  • Exposure to aerospace vehicle dynamics, flight mechanics, or GNC (guidance, navigation, & control) systems
  • Exposure to Space Situational Awareness concepts, EO/IR sensor and radar phenomenology
  • Experience with detection, tracking, and discrimination algorithms
  • Background in high-performance, computationally intensive simulations (profiling, multithreading, compiler-level tuning)
  • Familiarity with non-object-oriented architectures such as Entity-Component frameworks

WE OFFER AN EXCEPTIONAL EMPLOYEE BENEFITS PACKAGE!

  • Competitive Industry Pay
  • 100% Employer-Paid Medical Insurance Premium
  • HSA with Employer Contributions
  • Dental and Vision Coverage Options
  • Paid Holidays
  • Paid Vacation and Sick leave
  • Company Funded 401(k) and Profit Sharing Plans
  • Employee Stock Ownership Plan (ESOP)
  • Life and Disability Insurance  
  • Paid Parental Leave
  • Discretionary Bonus Eligibility

The annual pay range for the Simulation Software Engineer position is $110,000 to $180,000.


The posted pay range values provide the candidate with guidance on annual base compensation for the position, at a full time level of effort, exclusive of overtime, bonus, and benefits-related compensation, over a range of qualifications that may fit hiring objectives. Toyon Research Corporation will consider the individual candidate's education, work experience, applicable knowledge, skills and training, among other factors, when preparing an offer of employment. 



Equal Opportunity Employer including Disability and Veterans   


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Learn more about our company in our latest video, We are Toyon. 


The application window for this posting will remain open until the position is filled.   


Ref #2655-H

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