All Backend Engineer jobs
Backend Engineer · San Francisco

Backend Engineer Jobs in San Francisco

There are currently 62 open Backend Engineer jobs in San Francisco & Bay Area across 44 AI startups. 44% of these roles are at Series A–B startups. Every listing links straight to the company's official application page.

62Open roles
44Companies hiring
Jun 15, 2026Last updated
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Funding-stage mix

Series B 14 (23%)Series C 13 (21%)Series A 13 (21%)Growth 8 (13%)Series D 4 (6%)Series G 3 (5%)Seed 3 (5%)Series G+ 1 (2%)Series E 1 (2%)Debt 1 (2%)Unknown 1 (2%)
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Open Backend Engineer Roles in San Francisco

RoleCompanyStageLocationPosted
Senior/Staff Backend Engineer, CloudKitchens - Mountain View, CACloudKitchensGrowthMountain View, CAJun 15, 2026
Staff Backend Software Engineer- (AI Platform)DatabricksSeries G+San Francisco, CaliforniaJun 15, 2026
Backend Software Engineer — Data Platform & AI Data ProductsTogether AISeries CSan FranciscoJun 15, 2026
Senior Backend Engineer, Inference PlatformTogether AISeries CSan FranciscoJun 15, 2026
Senior Backend Engineer - ProductMercurySeries DSan Francisco, CA, New York, NY, Portland, OR, or Remote within Canada or United StatesJun 12, 2026
Senior Backend EngineerWeaveSeries ASan Francisco Bay Area, CAJun 11, 2026
Staff Backend EngineerWeaveSeries ASan Francisco Bay Area, CAJun 11, 2026
Senior Backend EngineerAbridgeSeries ESF OfficeJun 10, 2026
Senior Backend EngineerBuildOpsSeries CSan Francisco, CAJun 10, 2026
Backend Software Engineer, ChatGPT ImageGenOpenAIGrowthSan FranciscoJun 9, 2026
Senior Server Engineer, Identity PlatformStravaSeries GStrava SFJun 5, 2026
Senior Server Engineer II, Identity PlatformStravaSeries GStrava SFJun 5, 2026
Backend EngineerSamaya AISeries AMountain View, California, United StatesJun 4, 2026
Senior Backend Engineer, Cloud PlatformPostmanSeries DSan Francisco, California, United StatesJun 2, 2026
Member of Technical Staff - Backend Software EngineerEndor LabsSeries BPalo Alto, CAMay 26, 2026
Senior Backend EngineerHedraSeries ASan FranciscoMay 21, 2026
Backend EngineerMem0Series ASan Francisco Bay AreaMay 20, 2026
Backend EngineerParaformSeries BSan FranciscoMay 15, 2026
Backend Software Engineer, Applied FoundationsOpenAIGrowthSan FranciscoMay 7, 2026
Backend EngineerNew GenerationSeedSan FranciscoApr 29, 2026
Staff Software Engineer (Backend Engineer + Streaming)CrusoeDebtSunnyvale, CA - USApr 28, 2026
Staff Backend EngineerMeshSeries CSan Francisco, CAApr 28, 2026
SWE - Backend EngineerSesame AISeries BSan FranciscoApr 24, 2026
Staff Backend EngineerTownSeries ASan FranciscoApr 23, 2026
MTS - Backend Engineer (Principal/Staff)Endor LabsSeries BPalo Alto, CAApr 21, 2026
Senior Server Engineer II, SubscriptionsStravaSeries GStrava SFApr 15, 2026
Backend Engineer, IntegrationsPylonSeries BPalo AltoApr 13, 2026
Backend Engineer, UnderwritingPylonSeries BPalo AltoApr 13, 2026
Backend Engineer, APIPylonSeries BPalo AltoApr 13, 2026
Backend EngineerBuildForeverSeedSan Francisco, CAApr 10, 2026
Backend Engineer, MarketplaceMercorSeries CSan Francisco or NYCApr 10, 2026
Senior/Staff Backend EngineerLighthouse-New York / San Francisco (Onsite)Apr 9, 2026
Senior Back End EngineerYou.comSeries CSan Francisco (Remote)Apr 2, 2026
Senior Backend Software EngineerSentraSeries BSan FranciscoMar 2, 2026
Team Lead Backend Engineer (Core Applications)HockeyStackGrowthSan FranciscoFeb 24, 2026
Backend Engineer, Data CentersMeterSeries CSan FranciscoFeb 22, 2026
Staff Backend Engineer, ReliabilityUnifySeries BSan Francisco OfficeFeb 20, 2026
Senior Backend Engineer (Infrastructure)SphereSeries ASan Francisco HQFeb 19, 2026
Backend Engineer - InfrastructureHeyGenSeries ALos Angeles, San Francisco, Palo Alto, TorontoFeb 11, 2026
Senior Backend Software Engineer, Cloud & InfrastructureTaaraSeedSunnyvale, CAFeb 5, 2026
Backend Software Engineer, GTM InnovationOpenAIGrowthSan FranciscoFeb 4, 2026
Senior Backend Software EngineerSemgrepSeries DSan Francisco OfficeFeb 2, 2026
Staff Backend Software EngineerSemgrepSeries DSan Francisco OfficeFeb 2, 2026
Backend Software Engineer, GrowthOpenAIGrowthSan FranciscoJan 30, 2026
Senior Backend EngineerScribeSeries CSan FranciscoJan 21, 2026
Staff Backend Engineer, CoreScribeSeries CSan FranciscoJan 21, 2026
Backend Engineer, Consumer DevicesOpenAIGrowthSan FranciscoJan 20, 2026
Senior Backend Software Engineer, AI Observability & Evals Platform (LangSmith)LangChainSeries BSan Francisco, CAJan 8, 2026
Staff Backend Software EngineerSpanSeries CSan FranciscoJan 2, 2026
Backend Software Engineer (Evals)OpenAIGrowthSan FranciscoDec 23, 2025
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FAQ

How many Backend Engineer jobs are open in San Francisco?

There are currently 62 open Backend Engineer jobs in San Francisco across 44 AI startups on Fast AI Jobs.

What funding stages are hiring Backend Engineers in San Francisco?

44% of open Backend Engineer roles in San Francisco are at Series A–B startups, with the rest spread across seed and later-stage companies.

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.