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Open Source Internship Jobs in California (NOW HIRING)

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Political Data Intern - Fall 2026

Oakland, CA · On-site +1

$17 - $22.75/hr

Our interns learn about the current landscape of candidates running for office, politicians in ... Manage and input data into our open-source platforms * Spot-check political data nationwide and ...

MongoDB

Senior Python Engineer

Ontario, CA · On-site +1

$123K - $166K/yr

Want to, or already do, participate in open source software development and communities, both ... Enjoy collaborating with teammates, and mentoring junior engineers and interns * Are self-motivated ...

Palantir

Open-source technologies like Cassandra, Spark, Elasticsearch, React, and Redux * Industry-standard ... This should be your final internship before graduating. To apply, please submit the following: * An ...

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Open Source Internship information

What are the typical responsibilities of an open source intern and how do they collaborate with established contributors?

As an Open Source Intern, your daily tasks often include contributing code, reviewing pull requests, writing documentation, and participating in issue discussions. You will frequently collaborate with established contributors and maintainers through code reviews, chat platforms, and virtual meetings. This collaborative environment offers valuable learning opportunities and exposure to best practices in software development. Additionally, you may be assigned a mentor to guide you through project workflows, helping you build both technical and communication skills relevant to open-source communities.

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

To thrive as an Open Source Intern, you need a solid understanding of programming languages (such as Python, JavaScript, or C++) and version control systems like Git, often supported by ongoing studies in computer science or related fields. Familiarity with collaborative platforms like GitHub, issue tracking tools, and participation in open source projects are typically expected. Strong communication, self-motivation, and a willingness to learn make candidates stand out, as open source work is highly collaborative and community-driven. These skills and qualities are important because they enable effective contribution to projects, foster teamwork, and help interns adapt quickly to new technologies and workflows.

What is an open source internship?

An Open Source Internship is a program where students or early-career professionals gain hands-on experience by contributing to open source software projects. These internships are often sponsored by tech organizations, non-profits, or companies, and allow interns to work with experienced developers from around the world. Interns typically learn software development, collaboration, and version control skills, while also making meaningful contributions to real-world projects. Open source internships can be remote or in-person and are a great way to build a professional network and portfolio.

What is the difference between Open Source Internship vs Open Source Developer?

AspectOpen Source InternshipOpen Source Developer
Required CredentialsTypically students or entry-level with basic coding skillsProven experience, often with a portfolio of contributions
Work EnvironmentCollaborative, often part-time or temporaryFull-time or freelance, ongoing contributions
Employer & Industry UsageOrganizations, universities, open source communitiesTech companies, open source projects, startups

Open Source Internships are designed for students or beginners gaining experience, often part-time and educational. Open Source Developers are experienced contributors actively maintaining or creating projects. Internships serve as a stepping stone, while developers are core members of open source communities.

What are the most commonly searched types of Open Source jobs in California? The most popular types of Open Source jobs in California are:
What are popular job titles related to Open Source Internship jobs in California? For Open Source Internship jobs in California, the most frequently searched job titles are:
What job categories do people searching Open Source Internship jobs in California look for? The top searched job categories for Open Source Internship jobs in California are:
What cities in California are hiring for Open Source Internship jobs? Cities in California with the most Open Source Internship job openings:
Open Source Internship jobs near you
Infographic showing various Open Source Internship job openings in California as of August 2026, with employment types broken down into 48% Full Time, 36% Part Time, and 16% Contract. Highlights an 100% In-person job distribution.

Systems Research Engineer Intern - GPU Programming (Fall 2026)

Together AI

San Francisco, CA • On-site

$58 - $63/hr

Internship

Re-posted 29 days ago

Job description

About The Role
As a Systems Research Engineer Intern specialized in GPU Programming, you will play a crucial role in developing and optimizing GPU-accelerated kernels and algorithms for ML/AI applications. Working closely with the modeling and algorithm team, you will co-design GPU kernels and model architecture to enhance the performance and efficiency of our AI systems. Collaborating with the hardware and software teams, you will contribute to the co-design of efficient GPU architectures and programming models, leveraging your expertise in GPU programming and parallel computing. Your research skills will be vital in staying up-to-date with the latest advancements in GPU programming techniques, ensuring that our AI infrastructure remains at the forefront of innovation.
Responsibilities
  • Optimize and fine-tune GPU code to achieve better performance and scalability
  • Collaborate with cross-functional teams to integrate GPU-accelerated solutions into existing software systems
  • Stay up-to-date with the latest advancements in GPU programming techniques and technologies
Requirements
  • Strong background in GPU programming and parallel computing, such as CUDA and/or Triton.
  • Knowledge of ML/AI applications and models
  • Knowledge of performance profiling and optimization tools for GPU programming
  • Excellent problem-solving and analytical skills
Internship Program Details
Our fall internship program spans over 12 to 16 weeks where you'll have the opportunity to work with industry-leading engineers building a cloud from the ground up and possibly contribute to influential open source projects. Our internship dates are September 14th to December 18th.
About Together AI
Together AI is a research-driven artificial intelligence company. We believe open and transparent AI systems will drive innovation and create the best outcomes for society, and together we are on a mission to significantly lower the cost of modern AI systems by co-designing software, algorithms, and models. We have contributed to leading open-source research, models, and datasets to advance the frontier of AI, and our team has been behind technological advancements such as FlashAttention, Mamba, FlexGen, Petals, Mixture of Agents, and RedPajama.
Compensation
We offer competitive compensation, housing stipends, and other competitive benefits. The estimated US hourly rate for this role is $58 to $63. Our hourly rates are determined by location, level and role. Individual compensation will be determined by experience, skills, and job-related knowledge.
Equal Opportunity
Together AI is an Equal Opportunity Employer and is proud to offer equal employment opportunity to everyone regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, veteran status, and more.
Please see our privacy policy at https://www.together.ai/privacy

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