Frontend Engineer · San Francisco
Frontend Engineer Jobs in San Francisco
There are currently 89 open Frontend Engineer jobs in San Francisco & Bay Area across 57 AI startups. 43% of these roles are at Series A–B startups. Every listing links straight to the company's official application page.
89Open roles
57Companies hiring
Jun 15, 2026Last updated
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Funding-stage mix
Series A 23 (26%)Series C 19 (21%)Series B 15 (17%)Seed 12 (13%)Growth 8 (9%)Series H 4 (4%)Series D 2 (2%)Series E 2 (2%)Debt 1 (1%)Series G+ 1 (1%)Pre-Seed 1 (1%)Unknown 1 (1%)
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Open Frontend Engineer Roles in San Francisco
| Role | Company | Stage | Location | Posted |
|---|---|---|---|---|
| Front End Software Engineer | Candid Health | Series C | San Francisco | Jun 15, 2026 |
| Electrical Design Engineer | Matic | Series C | Menlo Park, CA | Jun 15, 2026 |
| Infrastructure Design Engineer | Together AI | Series C | San Francisco | Jun 15, 2026 |
| Senior Design Engineer - Top of Funnel | Mercury | Series D | San Francisco, CA, New York, NY, Portland, OR, or Remote within Canada or United States | Jun 12, 2026 |
| Mechanical Design Engineer | OpenAI | Growth | San Francisco | Jun 12, 2026 |
| Physical Design Engineer | Cerebras Systems | Series H | Sunnyvale, CA | Jun 10, 2026 |
| Frontend Engineer | Assembled | Series B | San Francisco, CA | Jun 8, 2026 |
| Senior Front End Design Engineer (Microarchitecture) | Cerebras Systems | Series H | Sunnyvale, CA | Jun 8, 2026 |
| 3D Physical Design Engineer | Cerebras Systems | Series H | Sunnyvale, CA | Jun 4, 2026 |
| Lead RTL Design Engineer | Cerebras Systems | Series H | Sunnyvale, CA | Jun 2, 2026 |
| Audiovisual Design Engineer | OpenAI | Growth | San Francisco | Jun 2, 2026 |
| Lead RTL Design Engineer | Efficient Computer | Series A | Austin, TX, Pittsburgh, PA, San Jose, CA | Jun 1, 2026 |
| Actuator Design Engineer | OpenAI | Growth | San Francisco | May 28, 2026 |
| Electrical Design Engineer - Data Center | Crusoe | Debt | San Francisco, CA - US | May 18, 2026 |
| Founding Design Engineer | Bretton AI | Series B | San Francisco, CA | May 14, 2026 |
| Connector & Interconnect Design Engineer | Figure AI | Series C | San Jose, CA | May 14, 2026 |
| Design Engineer | Retell AI | Seed | San Francisco Bay Area | May 14, 2026 |
| Senior Frontend Engineer | Clockwork Systems | Series A | Onsite - Palo Alto, California | May 11, 2026 |
| MTS - Design Engineer (iOS) | The Interaction Company of California | Series A | Palo Alto, California | May 10, 2026 |
| Frontend Engineer | Emergent | Series B | San Francisco | May 8, 2026 |
| Design Engineer | Rillet | Series B | San Francisco | May 8, 2026 |
| Frontend Engineer | Eudia | Series A | Palo Alto, CA | Apr 29, 2026 |
| Design Engineer | New Generation | Seed | San Francisco | Apr 29, 2026 |
| Senior Manufacturing Design Engineer | Matic | Series C | Mountain View, CA | Apr 28, 2026 |
| Power Systems Design Engineer | Etched.ai | Series B | San Jose | Apr 27, 2026 |
| Design Engineer | Exa | Series C | San Francisco, California | Apr 27, 2026 |
| PCB Design Engineer, Sr Staff | d-Matrix | Series C | Santa Clara | Apr 22, 2026 |
| Senior Mechanical Design Engineer | ALSO. | Series C | Palo Alto | Apr 14, 2026 |
| Design Engineer | Firecrawl | Series A | San Francisco, CA (Hybrid) OR Remote (Americas, UTC-3 to UTC-10) | Apr 13, 2026 |
| Design Engineer | Serval | Series B | San Francisco | Apr 13, 2026 |
| Design Engineer | Midi Health | Series D | Hybrid - San Francisco or Palo Alto | Apr 9, 2026 |
| Mechanical Design Engineer | Taara | Seed | Sunnyvale, CA | Apr 9, 2026 |
| Design Engineer | Circleback | Seed | San Francisco | Apr 3, 2026 |
| Design Engineer, AI Capability Development (Education Labs) | Anthropic | Series G+ | San Francisco, CA | Apr 3, 2026 |
| Web Engineer | Atlas Card | Series C | San Francisco | Mar 30, 2026 |
| Battery Design Engineer | ALSO. | Series C | Palo Alto | Mar 27, 2026 |
| Manufacturing Design Engineer | Matic | Series C | Mountain View, CA | Mar 25, 2026 |
| Analog Design Engineer Sr Staff | d-Matrix | Series C | Santa Clara | Mar 19, 2026 |
| Design Engineer | Sunday | Series B | Redwood City, CA | Mar 16, 2026 |
| Design Engineer | Ando | Seed | San Francisco | Mar 9, 2026 |
| Compute Design Engineer, Principal | d-Matrix | Series C | Santa Clara | Mar 3, 2026 |
| Staff Frontend Engineer | Quanta | Series A | San Francisco, CA | Feb 26, 2026 |
| Frontend Software Engineer, Codex App | OpenAI | Growth | San Francisco | Feb 18, 2026 |
| Principal Electrical Design Engineer | Array Labs | Series A | Redwood City, CA | Feb 13, 2026 |
| Senior Electrical Design Engineer | Array Labs | Series A | Redwood City, CA | Feb 13, 2026 |
| Senior RF Design Engineer | Array Labs | Series A | Redwood City, CA | Feb 13, 2026 |
| Staff Electrical Design Engineer | Array Labs | Series A | Redwood City, CA | Feb 13, 2026 |
| Staff RF Design Engineer | Array Labs | Series A | Redwood City, CA | Feb 13, 2026 |
| Electrical Design Engineer | Array Labs | Series A | Redwood City, CA | Feb 12, 2026 |
| Senior Frontend Engineer, Core | Scribe | Series C | San Francisco | Feb 10, 2026 |
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FAQ
How many Frontend Engineer jobs are open in San Francisco?
There are currently 89 open Frontend Engineer jobs in San Francisco across 57 AI startups on Fast AI Jobs.
What funding stages are hiring Frontend Engineers in San Francisco?
43% of open Frontend 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.