Series A · Frontend Engineer
Series A AI Startup Frontend Engineer Jobs
There are currently 67 open Frontend Engineer jobs across 46 Series A AI startups. Every listing links straight to the company's official application page, deduplicated and refreshed daily.
67Open roles
46Companies hiring
Aug 3, 2026Last updated
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Open Frontend Engineer Roles at Series A AI Startups
| Role | Company | Stage | Location | Posted |
|---|---|---|---|---|
| Front-End Software Engineer II | Inversion | Series A | Playa Vista, California, United States | Aug 3, 2026 |
| Senior Front-End Engineer (React) | Symbiotic | Series A | New York | Aug 3, 2026 |
| Senior Frontend Engineer | Crogl | Series A | Los Ranchos | Jul 31, 2026 |
| Design Engineer - Turbomachinery | Arbor Energy | Series A | El Segundo, CA | Jul 31, 2026 |
| Senior Mechanical Design Engineer | Inversion | Series A | Playa Vista, California, United States | Jul 29, 2026 |
| Design Engineer Intern | Simular | Series A | Singapore | Jul 29, 2026 |
| Design Engineer | Antimetal | Series A | HQ - NYC | Jul 28, 2026 |
| Senior TPS Design Engineer | Inversion | Series A | Playa Vista, California, United States | Jul 28, 2026 |
| Design Engineer, Mobile | Wispr Flow | Series A | San Francisco | Jul 27, 2026 |
| Frontend Engineer | Eudia | Series A | Bengaluru, India | Jul 24, 2026 |
| Staff Design Engineer | San Francisco Compute | Series A | San Francisco, CA | Jul 24, 2026 |
| Senior Harness Design Engineer | Vast | Series A | Long Beach, California, United States | Jul 24, 2026 |
| PCB Design Engineer | Vast | Series A | Long Beach, California, United States | Jul 23, 2026 |
| Senior Electrical Design Engineer | Vast | Series A | Long Beach, California, United States | Jul 23, 2026 |
| Senior Mechanical Design Engineer, Avionics | Vast | Series A | Long Beach, California, United States | Jul 23, 2026 |
| Design Engineer | Applied Compute | Series A | San Francisco | Jul 22, 2026 |
| Lead RTL Design Engineer | Efficient Computer | Series A | Austin, TX, Pittsburgh, PA, San Jose, CA | Jul 22, 2026 |
| Senior Frontend Engineer | Glow | Series A | Tel Aviv | Jul 21, 2026 |
| Design Engineer (m/w/d) | Buena | Series A | Berlin | Jul 20, 2026 |
| Frontend Engineer | Neo | Series A | Tel Aviv | Jul 19, 2026 |
| Mechanical Design Engineer | Vast | Series A | Long Beach, California, United States | Jul 15, 2026 |
| Senior Mechanical Design Engineer | Vast | Series A | Long Beach, California, United States | Jul 15, 2026 |
| Mechanical Design Engineer - Plant Piping Systems | General Matter | Series A | Los Angeles, CA | Jul 14, 2026 |
| Board Design Engineer | Array Labs | Series A | Redwood City, CA | Jun 30, 2026 |
| Senior Frontend Engineer | Weave | Series A | San Francisco Bay Area, CA | Jun 30, 2026 |
| Front End Engineer | Rune Technologies | Series A | Rosslyn, VA | Jun 24, 2026 |
| Mechanical Design Engineer | Pacific Fusion | Series A | San Leandro, CA | Jun 24, 2026 |
| Design Engineer | Tailor | Series A | Tokyo | Jun 18, 2026 |
| Design Engineer | Wispr Flow | Series A | San Francisco | Jun 3, 2026 |
| Design Engineer (Combustion Devices) | Arbor Energy | Series A | El Segundo, CA | Jun 1, 2026 |
| Design Engineer, Brand | Infisical | Series A | United States | May 18, 2026 |
| Senior Frontend Engineer | Venn | Series A | Toronto | May 15, 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 |
| Design Engineer | Ambrook | Series A | New York | May 8, 2026 |
| Senior Frontend Engineer | 7AI | Series A | Boston, MA | May 6, 2026 |
| Substrate IC Package Design Engineer | Syenta | Series A | Tempe, AZ (Remote) | Apr 21, 2026 |
| iOS Design Engineer | 222 | Series A | New York, NY | Apr 12, 2026 |
| Android Design Engineer | 222 | Series A | New York, NY | Apr 12, 2026 |
| Senior Design Engineer | Summation | Series A | Bellevue, WA | Apr 10, 2026 |
| Frontend Engineer | Clarify | Series A | Seattle | Mar 30, 2026 |
| Founding Design Engineer | Conductor | Series A | San Francisco | Mar 20, 2026 |
| Design Engineer | Tandem Health | Series A | Stockholm | Mar 18, 2026 |
| Staff Frontend Engineer | Quanta | Series A | San Francisco, CA | Feb 26, 2026 |
| Senior Frontend Engineer | Raylu | Series A | New York City | 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 |
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FAQ
How many Frontend Engineer jobs are open at Series A AI startups?
There are currently 67 open Frontend Engineer jobs across 46 Series A AI startups on Fast AI Jobs.
Why filter Frontend Engineer jobs by funding stage?
Funding stage signals company size, runway, and equity upside. Filtering to Series A startups narrows the list to Frontend 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.