Software Engineer, Product

Cartesia Software Engineer, Product Cartesia is hiring a software engineer, product to build and scale the platform infrastructure that powers Cartesia's voice AI products. You'll code composable platform components that accelerate feature delivery across our API and conversational AI systems. Your Impact Build and scale product platform components to support Cartesia's growth. Own critical product infrastructure end-to-end, such as realtime infra. Work alongside product teams to identify shared needs and build platform primitives that multiply their velocity. What You Bring 3+ years of experience as a backend or platform engineer building scalable systems. You think in terms of customer outcomes, not just technical requirements. Enjoy full ownership of your work, and effectively navigate ambiguous problems to deliver results. Strong judgment on when to move fast and when to invest in scalability. Comfort across our stack: TypeScript on the frontend, Python + Go on the backend. You don't need to be an expert in all three, but you're not afraid of any of them. Our Culture We're an in-person team based out of San Francisco. We love being in the office, hanging out together, and learning from each other every day. We ship fast. All of our work is novel and cutting edge, and execution speed is paramount. We have a high bar, and we don't sacrifice quality or design along the way. We support each other. We have an open & inclusive culture that's focused on giving everyone the resources they need to succeed.

Created: 2026-03-04