"open source research" Jobs

219 open tech roles matching “open source research”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, AI/ML, Kubernetes. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 219 results

Reflection AI

Join Reflection AI as a hands-on technical staff member to enhance model performance through data-driven evaluations and feedback loops.

Reflection AI New York, NY Published 2 weeks ago
Anthropic
Anthropic San Francisco, CA | New York City, NY; San Francisco, CA | New York City, NY | Seattle, WA $300k–$405k/yr Published 10 months ago
Reflection AI

Join Reflection AI as a Research Software Engineer to build secure infrastructure for sensitive model evaluations in a fast-paced startup environment.

Reflection AI New York, NY Published 1 month ago
Flexible on stack
Anthropic
Research Counsel Hybrid Visa

Join Anthropic as a Research Counsel to navigate complex legal questions in AI development and ensure responsible research practices.

Anthropic San Francisco, CA | New York City, NY $265k–$335k/yr Published 1 week ago
Reflection AI

Join Reflection AI as a Research Software Engineer to bridge research and production in cutting-edge AI training systems.

Reflection AI New York, NY Published 6 months ago
Flexible on stack
Coreweave

Join CoreWeave as a Staff Engineer to design and implement the backend architecture for the innovative molab notebook service.

Coreweave Livingston, NJ / New York, NY / San Francisco, CA/ Sunnyvale, CA / Bellevue, WA / Remote - US $188k–$275k/yr Published 9 months ago
Flexible on stack
Reflection AI

Join Reflection AI as a staff engineer to build and operate a foundational platform that accelerates engineering teams.

Reflection AI New York, NY Published 6 months ago
OP Labs

Join OP Labs as a Staff Data Scientist to analyze blockchain data and drive data-driven solutions in a hybrid work environment.

OP Labs New York Published 2 days ago
Flexible on stack
Reflection AI

Join Reflection AI as a Research Program Manager to enhance research velocity in frontier model development.

Reflection AI New York, NY Published 4 months ago
Reflection AI

Join Reflection AI as a Staff Data Engineer to build core data systems and pipelines for research and production environments.

Reflection AI New York, NY Published 1 month ago
Flexible on stack
Reflection AI

Join Reflection AI as a Distributed Systems Engineer to build foundational platforms for open intelligence systems.

Reflection AI New York, NY Published 6 months ago
Flexible on stack
Reflection AI

Join Reflection AI as a Research Program Manager to lead cross-functional programs in scaling research infrastructure for AI model development.

Reflection AI New York, NY Published 4 months ago
LangChain

Join LangChain as a Research Engineer to enhance the capabilities of the LangSmith Engine for AI agents.

LangChain New York, NY Published 1 month ago
Flexible on stack
Anthropic

Join Anthropic as a Recruiting Research Scientist to advance recruiting practices using scientific methods in a hybrid work environment.

Anthropic San Francisco, CA | New York City, NY | Seattle, WA $285k–$380k/yr Published 1 month ago
Flexible on stack
Reflection AI

Manage data partnerships and initiatives to enhance AI model performance at Reflection AI.

Reflection AI New York, NY Published 8 months ago
Flexible on stack
Traversal

Join Traversal as an AI Researcher to enhance AI agents for diagnosing and resolving production incidents in complex environments.

Traversal New York $160k–$300k/yr Published 1 year ago
Flexible on stack 70% coding
Anthropic
Anthropic Remote-Friendly (Travel-Required) | San Francisco, CA | Seattle, WA | New York City, NY $350k–$850k/yr Published 2 years ago
Anthropic

Join Anthropic as a Staff Software Engineer to drive reinforcement learning efforts and design systems for coding capabilities.

Anthropic San Francisco, CA | New York City, NY | Seattle, WA $405k–$625k/yr Published 1 month ago