Legal Intern (3L) - Fall 2026

ABOUT CARTESIA Our mission is to architect AI that learns from and interacts with the world like humans do. We're pioneering the model architectures that will make this possible. Our founding team met as PhDs at the Stanford AI Lab, where we invented State Space Models or SSMs, a new primitive for training efficient, large-scale foundation models. Our team combines deep expertise in model innovation and systems engineering paired with a design-minded product engineering team to build and ship cutting edge models and experiences. We're funded by leading investors at Index Ventures and Lightspeed Venture Partners, along with Factory, Conviction, A Star, General Catalyst, SV Angel, Databricks and others. We're fortunate to have the support of many amazing advisors, and 90+ angels across many industries, including the world's foremost experts in AI. ABOUT THE ROLE We're looking for a rising 3L Legal Intern to join our in-house legal team onsite in San Francisco during a high-growth phase. This is a great hands-on opportunity for a law school student to work directly on the cutting-edge legal questions shaping frontier AI, contracts and commercial transactions, privacy, intellectual property, and much more. You will support the General Counsel and cross-functional teams across Operations, Product, Sales, Marketing, Engineering, and Research, to do important legal work that meaningf...