Experience contributing to or maintaining open-source projects: reviewing external PRs, managing issue backlogs, and communicating decisions in public. * Familiarity with the modern Python toolchain ...
Experience contributing to or maintaining open-source projects: reviewing external PRs, managing issue backlogs, and communicating decisions in public. * Familiarity with the modern Python toolchain ...
Experience contributing to or maintaining open-source projects: reviewing external PRs, managing issue backlogs, and communicating decisions in public. * Familiarity with the modern Python toolchain ...
Quick apply
Experience contributing to or maintaining open-source projects: reviewing external PRs, managing issue backlogs, and communicating decisions in public. * Familiarity with the modern Python toolchain ...
Open-Source Technology Lead
Princeton, NJ · On-site
Active contributor or maintainer on recognized open source projects is a plus. If you come across a role that intrigues you but doesn't perfectly line up with your resume, we encourage you to apply ...
Open-Source Technology Lead
Princeton, NJ · On-site
Active contributor or maintainer on recognized open source projects is a plus. If you come across a role that intrigues you but doesn't perfectly line up with your resume, we encourage you to apply ...
Experience contributing to or maintaining open-source projects: reviewing external PRs, managing issue backlogs, and communicating decisions in public. * Familiarity with the modern Python toolchain ...
Experience contributing to or maintaining open-source projects: reviewing external PRs, managing issue backlogs, and communicating decisions in public. * Familiarity with the modern Python toolchain ...
$150 - $200/hr
Experience contributing to or maintaining open-source projects: reviewing external PRs, managing issue backlogs, and communicating decisions in public. * Familiarity with the modern Python toolchain ...
$150 - $200/hr
Experience contributing to or maintaining open-source projects: reviewing external PRs, managing issue backlogs, and communicating decisions in public. * Familiarity with the modern Python toolchain ...
Software Engineer, Open Source
San Francisco, CA · On-site
$150 - $200/hr
Experience contributing to or maintaining open-source projects: reviewing external PRs, managing issue backlogs, and communicating decisions in public. * Familiarity with the modern Python toolchain ...
Software Engineer, Open Source
San Francisco, CA · On-site
$150 - $200/hr
Experience contributing to or maintaining open-source projects: reviewing external PRs, managing issue backlogs, and communicating decisions in public. * Familiarity with the modern Python toolchain ...
Open-Source Technology Lead
Princeton, NJ · On-site
Active contributor or maintainer on recognized open source projects is a plus. If you come across a role that intrigues you but doesn't perfectly line up with your resume, we encourage you to apply ...
Open-Source Technology Lead
Princeton, NJ · On-site
Active contributor or maintainer on recognized open source projects is a plus. If you come across a role that intrigues you but doesn't perfectly line up with your resume, we encourage you to apply ...
Open-Source Technology Lead
Princeton, NJ · On-site
$100 - $125/hr
Active contributor or maintainer on recognized open source projects is a plus.If you come across a role that intrigues you but doesn't perfectly line up with your resume, we encourage you to apply ...
Open-Source Technology Lead
Princeton, NJ · On-site
$100 - $125/hr
Active contributor or maintainer on recognized open source projects is a plus.If you come across a role that intrigues you but doesn't perfectly line up with your resume, we encourage you to apply ...
Active contributor or maintainer on recognized open source projects is a plus. If you come across a role that intrigues you but doesn't perfectly line up with your resume, we encourage you to apply ...
Active contributor or maintainer on recognized open source projects is a plus. If you come across a role that intrigues you but doesn't perfectly line up with your resume, we encourage you to apply ...
Cloud Software Engineer Lvl 3
Annapolis, MD · On-site
$59.50 - $77.25/hr
An additional six (6) months of experience may be substituted for all minimum requirements listed above with a status of an Open-Source project maintainer in open industry. Preferred: • Experience ...
Cloud Software Engineer Lvl 3
Annapolis, MD · On-site
$59.50 - $77.25/hr
An additional six (6) months of experience may be substituted for all minimum requirements listed above with a status of an Open-Source project maintainer in open industry. Preferred: • Experience ...
Cloud Software Engineer Lvl 3
$66 - $85.75/hr
An additional six (6) months of experience may be substituted for all minimum requirements listed above with a status of an Open-Source project maintainer in open industry. Preferred: * Experience ...
Quick apply
Cloud Software Engineer Lvl 3
$66 - $85.75/hr
An additional six (6) months of experience may be substituted for all minimum requirements listed above with a status of an Open-Source project maintainer in open industry. Preferred: * Experience ...
Platform Director (Open Source)
State College, PA · On-site
$247K/yr
... maintenance. * Documents and analyzes test results and make recommendations to improve overall ... Ensure that project documentation is created and is maintained * Understand the team's needs and ...
Platform Director (Open Source)
State College, PA · On-site
$247K/yr
... maintenance. * Documents and analyzes test results and make recommendations to improve overall ... Ensure that project documentation is created and is maintained * Understand the team's needs and ...
Senior Software Engineer, Open Source (US)
$125K - $165K/yr
They are seeking a Senior Software Engineer for their Open Source team to help shape the vision for Apache Hudi and enhance collaboration between the open-source project and Onehouse's managed ...
Senior Software Engineer, Open Source (US)
$125K - $165K/yr
They are seeking a Senior Software Engineer for their Open Source team to help shape the vision for Apache Hudi and enhance collaboration between the open-source project and Onehouse's managed ...
This role will build and manage relationships with developers, maintain and grow open-source ... Experience managing multiple projects simultaneously. * Editorial experience, especially in a ...
This role will build and manage relationships with developers, maintain and grow open-source ... Experience managing multiple projects simultaneously. * Editorial experience, especially in a ...
This role will build and manage relationships with developers, maintain and grow open-source ... Experience managing multiple projects simultaneously. * Editorial experience, especially in a ...
This role will build and manage relationships with developers, maintain and grow open-source ... Experience managing multiple projects simultaneously. * Editorial experience, especially in a ...
Senior Software Engineer - Open Source (RD217)
$125K - $165K/yr
Defense Unicorns seeks an experienced Software Engineer to help build, maintain, and steward our ... Amplify the voice of our projects within the ecosystem by delivering a mission-focused end-user ...
Senior Software Engineer - Open Source (RD217)
$125K - $165K/yr
Defense Unicorns seeks an experienced Software Engineer to help build, maintain, and steward our ... Amplify the voice of our projects within the ecosystem by delivering a mission-focused end-user ...
Open Source Engineer
San Francisco, CA · On-site
$200 - $250/hr
You understand how open source turns into adoption and pay attention to why some projects take off * High agency -- happy to make calls on scope, API design, and what gets merged * Often a maintainer ...
New
Open Source Engineer
San Francisco, CA · On-site
$200 - $250/hr
You understand how open source turns into adoption and pay attention to why some projects take off * High agency -- happy to make calls on scope, API design, and what gets merged * Often a maintainer ...
New
Cloud Software Engineer Lvl 3 with Security Clearance
Annapolis Junction, MD · On-site
$61.25 - $79.75/hr
An additional six (6) months of experience may be substituted for all minimum requirements listed above with a status of an Open-Source project maintainer in open industry. Preferred: • Experience ...
Cloud Software Engineer Lvl 3 with Security Clearance
Annapolis Junction, MD · On-site
$61.25 - $79.75/hr
An additional six (6) months of experience may be substituted for all minimum requirements listed above with a status of an Open-Source project maintainer in open industry. Preferred: • Experience ...
Open Source Engineer
San Francisco, CA · On-site
$235K - $260K/yr
You understand how open source turns into adoption and pay attention to why some projects take off * High agency - happy to make calls on scope, API design, and what gets merged * Often a maintainer ...
Open Source Engineer
San Francisco, CA · On-site
$235K - $260K/yr
You understand how open source turns into adoption and pay attention to why some projects take off * High agency - happy to make calls on scope, API design, and what gets merged * Often a maintainer ...
Manager, Developer Relations - Open Source
Seattle, WA · On-site
$150 - $200/hr
Grow external, non-Databricks adoption and contribution across our open source projects, and help ... Apply AI-assisted workflows to increase your team's leverage while maintaining technical depth and ...
Manager, Developer Relations - Open Source
Seattle, WA · On-site
$150 - $200/hr
Grow external, non-Databricks adoption and contribution across our open source projects, and help ... Apply AI-assisted workflows to increase your team's leverage while maintaining technical depth and ...
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Software Engineer, Open Source
San Francisco, CA • On-site
Full-time
Re-posted 15 days ago
Job description
CrewAI is the leading framework and enterprise platform for building and orchestrating multi-agent AI systems. The open-source framework is a lean, fast Python library that has grown to 53k+ GitHub stars, 7.4k+ forks, and 100k+ developers certified through our community courses. It is rapidly becoming the standard for production-grade agentic automation powering hundreds of millions of agentic executions a month. This role is about building that framework in the open.
The Role
You'll be a core maintainer of the CrewAI open-source framework: the Crews and Flows APIs that hundreds of thousands of developers build on. This is engineering done in public. Your design decisions, code reviews, and API choices are visible to a large community and ripple out to everyone building on the platform.
You'll balance velocity with the long-term stewardship a widely adopted open-source project demands, and you'll treat developer experience as a first-class product.
What You'll Do
- Design, build, and maintain core framework capabilities: agent orchestration, agent harness, Flows, task execution, tools, memory, MCP, A2A, and the public APIs developers depend on.
- Own the contributor experience: triage and review community PRs and issues, mentor contributors, and keep the bar high without killing momentum.
- Make and document API and DX decisions with backward compatibility and migration paths in mind. Changes here affect a very large installed base.
- Uphold engineering quality in the open: clean, well-tested Python, strong typing, and green CI on every change.
- Write and improve documentation, examples, and guides that help developers succeed quickly.
- Partner with runtime and platform engineers to keep the OSS-to-enterprise boundary coherent, and reconcile versioning so framework changes do not break downstream enterprise consumers.
- Engage the community directly through GitHub Discussions, forums, Discord, and other channels, turning real usage and feedback into roadmap signal.
Requirements
What We're Looking For
- 7 plus years of Python engineering background, with a track record of shipping and maintaining library or framework code, not just application code.
- Genuine care for API design and developer experience. You've felt the difference between an API that's pleasant and one that isn't, and you can articulate why.
- Experience contributing to or maintaining open-source projects: reviewing external PRs, managing issue backlogs, and communicating decisions in public.
- Familiarity with the modern Python toolchain: uv, pytest, type hints, pre-commit, and well-tested code.
- Working knowledge of LLMs and agent concepts, or the appetite and ability to come up to speed fast.
- Comfort with the pace, ambiguity, and public feedback loops of an early-stage, high-growth environment.
We are unable to provide immigration sponsorship for this role. Applicants must have existing authorization to work in the U.S.