Series B · Research Engineer
Series B AI Startup Research Engineer Jobs
There are currently 12 open Research Engineer jobs across 11 Series B AI startups. Every listing links straight to the company's official application page, deduplicated and refreshed daily.
12Open roles
11Companies hiring
Jun 16, 2026Last updated
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Open Research Engineer Roles at Series B AI Startups
| Role | Company | Stage | Location | Posted |
|---|---|---|---|---|
| Research Engineer | Crosby | Series B | New York City | Jun 16, 2026 |
| Founding Applied Research Engineer | Rox | Series B | San Francisco | May 28, 2026 |
| Research Engineer | Sesame AI | Series B | San Francisco | May 1, 2026 |
| Research Engineer | Tandem (withtandem) | Series B | New York office | Apr 22, 2026 |
| Conversational Modelling Research Engineer | Tavus | Series B | Remote | Apr 22, 2026 |
| Forward Deployed Research Engineer (FDRE - Clearance) | Poolside | Series B | New York, US | Apr 20, 2026 |
| Robotics Research Engineer | Physical Intelligence | Series B | San Francisco | Apr 13, 2026 |
| Research Engineer - AI Team | hyperexponential | Series B | London (hybrid) | Apr 8, 2026 |
| Research Engineer - RL Infrastructure | Prime Intellect | Series B | San Francisco | Mar 27, 2026 |
| Research Engineer, Data (India) | Cartesia | Series B | Bangalore | Feb 20, 2026 |
| Early Career Research Engineer | Parallel | Series B | Palo Alto | Jan 24, 2026 |
| Research Engineer, Data | Cartesia | Series B | *HQ - San Francisco, CA | Jan 6, 2026 |
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FAQ
How many Research Engineer jobs are open at Series B AI startups?
There are currently 12 open Research Engineer jobs across 11 Series B AI startups on Fast AI Jobs.
Why filter Research Engineer jobs by funding stage?
Funding stage signals company size, runway, and equity upside. Filtering to Series B startups narrows the list to Research Engineer roles at companies at a comparable point in their growth.
How often is this list updated?
Listings are refreshed daily from official company career pages and deduplicated by posting. Every link points to the original application page.