01
Open AI Engineer Roles at Series A AI Startups
| Role | Company | Stage | Location | Posted |
|---|
| Senior Applied AI Engineer (Forward Deployed) [NYC or SF] | Concurrence | Series A | New York City | Nov 2, 2026 |
| AI Engineer | Jetson | Series A | Multiple locations | Oct 28, 2026 |
| Applied AI Engineer | PhaseV | Series A | Multiple locations | Oct 28, 2026 |
| Senior AI Engineer | Rootly | Series A | Toronto, Canada | Oct 27, 2026 |
| New Grad AI Engineer | Nuvo | Series A | San Francisco, United States | Oct 26, 2026 |
| AI Engineer | Momentic | Series A | San Francisco | Oct 25, 2026 |
| GTM AI Engineer | Customer.io | Series A | Multiple locations | Oct 16, 2026 |
| Senior / Staff AI Engineer — Evals & Model Quality | FurtherAI | Series A | San Francisco | Oct 14, 2026 |
| AI Engineer | Mastra | Series A | Remote | Oct 7, 2026 |
| AI Engineer, Computer Vision | Niantic Spatial | Series A | San Francisco, CA | Oct 7, 2026 |
| Applied AI Engineer, Video Agent | HeyGen | Series A | Multiple locations | Oct 2, 2026 |
| AI Engineer | Cyvl | Series A | Multiple locations | Sep 29, 2026 |
| Applied AI Software Engineer, GTM | Antithesis | Series A | Multiple locations | Sep 24, 2026 |
| Staff Applied AI Engineer | Outsmart | Series A | LATAM | Sep 22, 2026 |
| AI Engineer | Gyde | Series A | Multiple locations | Sep 21, 2026 |
| AI Engineer Intern | Eudia | Series A | Palo Alto, CA | Sep 18, 2026 |
| Applied AI Engineer, Evals | Sable | Series A | San Francisco | Sep 15, 2026 |
| Forward Deployed Agent Engineer | Cogent Security | Series A | Multiple locations | Sep 14, 2026 |
| Forward Deployed Agent Engineer, Early Career | Cogent Security | Series A | New York, NY | Sep 14, 2026 |
| Staff AI Engineer - Agent Architecture & Behavior | Artisan AI | Series A | San Francisco | Sep 13, 2026 |
| Member Technical Staff - Applied AI Engineer (US Timing) | Composio | Series A | Bangalore | Sep 7, 2026 |
| Senior AI Engineer | Gradient Labs | Series A | London Office | Sep 1, 2026 |
| AI Engineer | Cambio | Series A | Multiple locations | Aug 25, 2026 |
| Physician AI Engineer | Counsel Health | Series A | US Remote | Aug 20, 2026 |
| Applied AI Engineer | Magic Patterns | Series A | San Francisco | Aug 20, 2026 |
| Lead AI Engineer | Andera | Series A | San Francisco | Aug 13, 2026 |
| AI Engineer — Learn Engine: Intelligence & Optimization | Hellyeah AI | Series A | Multiple locations | Aug 12, 2026 |
| AI Engineer — Learn Engine: Platform & Simulation | Hellyeah AI | Series A | San Francisco HQ | Aug 12, 2026 |
| Founding AI Engineer | Andera | Series A | San Francisco | Aug 3, 2026 |
| Forward Deployed AI Engineer (New York) | Edra | Series A | New York | Jul 20, 2026 |
| Forward Deployed AI Engineer (London) | Edra | Series A | London | Jul 20, 2026 |
| Applied AI Engineer, Generalist | Sable | Series A | San Francisco | Jul 16, 2026 |
| AI Engineer - Backend/Platform | Traversal | Series A | New York | Jul 13, 2026 |
| AI Engineer, Developer Relations | Composio | Series A | sf | Jul 8, 2026 |
| AI Engineer | Crogl | Series A | United States | Jun 30, 2026 |
| Staff Applied AI Engineer | Arcade AI | Series A | Presidio, CA | Jun 18, 2026 |
| AI Engineer - Product Engineer | Traversal | Series A | New York | Jun 15, 2026 |
| Senior AI Engineer | Prosper AI | Series A | Barcelona | Jun 3, 2026 |
| Forward Deployed AI Engineer (Post-Sales) | DatologyAI | Series A | San Mateo HQ | May 27, 2026 |
| Applied AI Engineer | Fundamental | Series A | Multiple locations | May 20, 2026 |
| Applied AI Engineer | Salient | Series A | SF Headquarters | May 20, 2026 |
| AI Engineer - NYC | Sequence | Series A | New York City | May 15, 2026 |
| AI Engineer - London | Sequence | Series A | London | May 15, 2026 |
| AI Engineer | Adfin | Series A | Iasi, Romania | May 11, 2026 |
| Senior AI Engineer | 7AI | Series A | Boston, MA | May 6, 2026 |
| AI Agent Engineer (Coding Agent) | Sekai | Series A | San Francisco | Apr 30, 2026 |
| AI Software Engineer | WebAI | Series A | Austin, TX | Apr 22, 2026 |
| AI Engineer | Vooma | Series A | San Francisco Office | Apr 20, 2026 |
| Senior Forward Deployed AI Engineer | WebAI | Series A | Multiple locations | Apr 15, 2026 |
| AI Engineer | Aegis AI | Series A | San Francisco | Apr 14, 2026 |