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Open Source Software Developer Jobs in San Jose, CA

Visa Hunt

Open Source Engineer

San Francisco, CA · On-site

$235K/yr

Open Source Engineer Firecrawl is looking for a high-agency engineer to own our open source work ... This is not a developer relations role. We want an engineer who ships the code, reviews the PRs ...

Firecrawl

Open Source Engineer

San Francisco, CA · On-site

$235K/yr

Open Source Engineer Firecrawl is looking for a high-agency engineer to own our open source work ... This is not a developer relations role. We want an engineer who ships the code, reviews the PRs ...

Firecrawl

Open Source Engineer

San Francisco, CA · On-site

$235K - $260K/yr

Open Source Engineer Firecrawl is looking for a high-agency engineer to own our open source work ... This is not a developer relations role. We want an engineer who ships the code, reviews the PRs ...

Jobsbridge

PHP Developer

San Francisco, CA · On-site

... Open Source software Understanding of Object Oriented programming and design Experience with MVC frameworks NOSQL systems such as Redis and MongoDB Understanding of Web development best practices ...

Jobsbridge

PHP Developer

San Francisco, CA · On-site

... Open Source software Understanding of Object Oriented programming and design Experience with MVC frameworks NOSQL systems such as Redis and MongoDB Understanding of Web development best practices ...

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Showing results 21-40

All JobsOpen Source Software Developer JobsOpen Source Software Developer Jobs in San Jose, CA

Open Source Software Developer information

See San Jose, CA salary details

$56.3K

$131.1K

$194.5K

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

As of Sep 12, 2026, the average yearly pay for open source software developer in San Jose, CA is $131,081.00, according to ZipRecruiter salary data. Most workers in this role earn between $105,500.00 and $152,400.00 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 San Jose, CA are hiring for Open Source Software Developer jobs?

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

Open Source Software Developer jobs near you

Automation Software Developer (Jr. Level ok)

San Jose, CA • On-site

Cardinal Integrated Technologies Inc
IT Services • 11 - 50 employees
Learn more about Cardinal Integrated Technologies Incexternal

$78K - $101K/yr

Full-time

Re-posted 2 days ago

Job description

Job Summary:
Cardinal Integrated Technologies Inc is seeking an Automation Software Developer to assist in the development of a programmable network platform software solution utilizing cutting-edge SDN technologies. The role involves collaborating with software engineers and network/system operations staff to provide SDN technology evolution strategies and solutions for production deployment.
Responsibilities:
• Assist in the development of a programmable network platform software solution leveraging cutting edge SDN (Software Defined Networking) technologies and open source solutions (e.g. OpenFlow, OpenDayLight, policy/intent-based networking, open API integration, automation, etc...). Will be working in an agile development environment interacting with other software engineers, network/system operations staff and network/system architects to provide SDN technology evolution strategies and solutions for production deployment with client.
Qualifications:
Required:
• 2-5 years of software automation development experience
• Experience in Linux environments with Linux automation scripting and/ or software development (Ansible, Python, Bash)
• Experience with Linux networking & virtualization environments/technologies (KVM, OVS, containers) and container scheduling/management platforms (Docker, Kubernetes)
• Open Source tools development, implementation, and/or collaboration experience
• Ability to analyze and implement enhancements to existing applications/code
• Strong written & verbal communication skills
• BS degree in Computer Science/Computer Engineering or equivalent engineering discipline/experience
Preferred:
• Experience using source code control systems (Stash/GIT/GitLab)
• Experience in an agile development environment as part of a team of engineers, developers, and testers
• Experience with programming languages (Java, C, Go)
• Knowledge of NodeJS, Angular, jQuery, ReactJS, Redux, Antd frameworks
• Experience with Spring Framework including Spring Boot
• Experience with open-source logging and reporting solutions (Logstash, Elasticsearch, Kibana, Grafana, Splunk)
• Experience with open-source message bus solutions (Kafka)
• Database development experience (MongoDB, Redis, SQL/MySQL/NoSQL)
• Open API (REST/RESTCONF/NETCONF) and data modeling (YANG) verification and development
• New technology validation and prototyping experience
• Multi-vendor system integration experience
• Developing applications using microservice architecture
• High Availability and distributed software architecture development & design
• OpenFlow knowledge and experience
• ODL knowledge and experience
• Understanding of SDN architecture and technology (control plane, data plane, management plane, orchestration, etc.)
Company:
We are a company of IT professionals who passionately believe that good quality products & services are delivered by great resources. Founded in 2013, the company is headquartered in Monmouth Junction, USA, with a team of 201-500 employees. The company is currently Growth Stage.

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