At Source, we aim to revolutionize developer data management for the open web. Our mission is to simplify data handling for edge devices, local-first software, and distributed infrastructures, allowing developers to unleash their creativity and buil…

Checkr (YC S14) is hiring across multiple roles, located in our San Francisco, Denver, and Santiago offices. Checkr builds people infrastructure for the future of work, designing a faster and fairer way to screen job seekers using modern technology …

Artificial Analysis is an independent AI benchmarking and insights provider (team of ~20) backed by investors including Nat Friedman, Daniel Gross and Andrew Ng. They are hiring for multiple roles (Full Stack Engineer, ML Engineer, Member of Technic…

Sphinx Defense builds software to solve complex national security problems for the United States and its allies. Founded by engineers and technologists, the company is building a vehicle-agnostic communication infrastructure enabling satellite opera…

We're building the Sentinel AI-IONM system: an AI-driven system that monitors neurovascular integrity in real time during high-risk surgery. This role is for someone who wants genuine ownership of a hybrid hardware/software QMS and wants to be close…

Onlook is an AI-native visual editor used by designers, PMs, and engineers in the browser. Backed by YC, launched earlier this year, grew quickly with 22,000+ stars. Hiring a Founding Engineer (Fullstack / AI) to own large, ambiguous problems, ship …