River deploys AI voice sales agents in B2B companies. Backed by the founders of Ramp and Kalshi.
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River is hiring a Product Engineer (Full-Stack) in New York to build real-time services, LLM-powered workflows, and browser-use agents. River is a NYC-based pre-seed startup backed by the founders of Ramp, Kalshi, and JumpCloud. This role offers founding-level equity and the opportunity to work directly with the founders to ship impactful features.
River is hiring a backend-leaning Full-Stack Product Engineer in NYC. Backed by the founders of Ramp and Kalshi, River is building AI voice agents that run live demos and close deals 24/7. You will own production software on a small founding team and help shape River's autonomous sales platform.
