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Series B · Research Engineer

Series B AI Startup Research Engineer Jobs

There are currently 18 open Research Engineer jobs across 12 Series B AI startups. Every listing links straight to the company's official application page, deduplicated and refreshed daily.

18Open roles
12Companies hiring
Jul 30, 2026Last updated
01

Open Research Engineer Roles at Series B AI Startups

RoleCompanyStageLocationPosted
Research Engineer, AI ModelsEncharge AISeries BGermanyJul 30, 2026
Research Engineer, AI ModelsEncharge AISeries BIndiaJul 30, 2026
Research Engineer, Robotic Learning1X TechnologiesSeries BSan Carlos, CAJul 30, 2026
Member of Technical Staff - Research EngineerBlack Forest LabsSeries BSan Francisco (USA), Freiburg (Germany)Jul 28, 2026
Senior Quant Research Engineer, Trading & Portfolio OptimizationArtaSeries BUSJul 23, 2026
Research EngineerSesame AISeries BSan FranciscoJun 17, 2026
Hardware Systems Research Engineer1X TechnologiesSeries BSan Carlos, CAJun 17, 2026
Tactile Sensing Research Engineer1X TechnologiesSeries BSan Carlos, CAJun 17, 2026
Open Call – Research Engineer / Scientist1X TechnologiesSeries BSan Carlos, CAJun 17, 2026
Multimodal AI Model Optimization Research EngineerTavusSeries BRemoteJun 15, 2026
Founding Applied Research EngineerRoxSeries BSan FranciscoMay 28, 2026
Research EngineerTandem (withtandem)Series BNew York officeApr 22, 2026
Conversational Modelling Research EngineerTavusSeries BRemoteApr 22, 2026
Member of Technical Staff - Forward Deployed Research EngineerPatronus AISeries BMar 2, 2026
Research Engineer, Data (India)CartesiaSeries BBangaloreFeb 20, 2026
Early Career Research EngineerParallelSeries BPalo AltoJan 24, 2026
Research Engineer, Audio UnderstandingCartesiaSeries B*HQ - San Francisco, CAJan 6, 2026
Research EngineerGammaSeries BSan FranciscoNov 7, 2025
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FAQ

How many Research Engineer jobs are open at Series B AI startups?

There are currently 18 open Research Engineer jobs across 12 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.