"open source research" Jobs

1244 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 1244 results

Cantina

Join Cantina as a Machine Learning Intern to work on advanced video generation models in a hands-on research environment.

Cantina Singapore Published 6 days ago
Flexible on stack
Fireworks AI

Join Fireworks AI as a senior AI Field Engineer to build production systems and engage with enterprise customers on generative AI solutions.

Fireworks AI San Mateo Published 3 months ago
Flexible on stack 70% coding
Cursor

Join a small, passionate team to build data systems for training frontier coding models at Cursor.

Cursor San Francisco Published 2 weeks ago
XBOW

Join XBOW as a Software Engineer to build AI-powered security systems in a fast-paced, research-driven environment.

XBOW Austria (Remote) Published 5 months ago
Flexible on stack
Reflection AI

Join Reflection AI as a Forward Deployed Engineer to fine-tune models and work directly with enterprise customers in a dynamic startup environment.

Reflection AI San Francisco, CA Published 4 months ago
Anthropic

Join Anthropic as a Research Engineer to enhance AI capabilities in finance, healthcare, and legal domains through applied research and data sourcing.

Anthropic San Francisco, CA | New York City, NY | Seattle, WA $350k–$850k/yr Published 2 months ago
Reflection AI

Join Reflection AI as a Fullstack Engineer to build and operate a foundations platform for scalable developer infrastructure.

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

Own the commercial side of R&D services at Anthropic, driving negotiations and vendor management in a hybrid work environment.

Anthropic San Francisco, CA | Seattle, WA $190k–$230k/yr Published 3 weeks ago
Databricks

Join Databricks as a Staff Software Engineer to build LLM infrastructure for large-scale AI workloads.

Databricks San Francisco, California $190k–$265k/yr Published 1 month ago
Flexible on stack
Applied Intuition

Join Applied Intuition as a Research Engineer to design and build AI infrastructure for next-generation physical AI systems.

Applied Intuition Sunnyvale Published 1 year ago
Flexible on stack
Reflection AI

Lead the Shared Services team at Reflection AI, focusing on building and scaling distributed systems while mentoring engineers.

Reflection AI San Francisco, CA Published 1 month ago
Flexible on stack
Reflection AI

Lead the post-training and evaluation capabilities for large language models in a dynamic AI research lab.

Reflection AI New York, NY Published 10 months ago
baseten

Lead sourcing relationships for data centers and powered land opportunities at a rapidly growing AI company.

baseten San Francisco Published 2 days ago
Aptos Labs

Join Aptos Labs as a Product Security Engineer to safeguard core technologies and shape the future of web3 security.

Aptos Labs Remote Global (US, EU) Published 7 months ago
Flexible on stack
Protege

Join Protege as a Machine Learning Researcher to define and evaluate datasets for advanced AI systems.

Protege Remote Published 3 months ago
OpenRouter

Own strategic deals end-to-end as a Senior Manager of Product Partnerships at OpenRouter, driving critical workstreams in complex partnerships.

OpenRouter Remote (US) Published 1 month ago
Reflection AI

Join Reflection AI as a Strategy & Ops Generalist to drive high-priority projects and scale operations in a dynamic startup environment.

Reflection AI San Francisco, CA Published 2 weeks ago
Palantir

Join Palantir as a Software Engineer Intern to contribute high-quality code and grow quickly while working on impactful data-driven software.

Palantir Denver, CO Published 2 years ago
Flexible on stack