Senior Full-Stack Engineer (AI Systems)
Our client is redefining how healthcare organizations operate through advanced AI workforce automation. Their platform brings to life a suite of intelligent virtual agents — from AI Receptionist to AI Scribe and AI Nurse — designed to handle administrative and clinical tasks so that real clinicians can focus on what truly matters: patient care.Founded by a world-class team with backgrounds at OpenAI, Google, and NASA, they’ve already partnered with hundreds of healthcare organizations and are scaling rapidly to transform an industry worth over $1T. Backed by top-tier investors including Y Combinator, Amity Ventures, and Sequoia scouts, they’re building the next category-defining AI infrastructure for healthcare. We’re looking for a Senior Full-Stack Engineer to architect and scale next-generation agentic AI systems. This is a high-impact, full-stack role that blends engineering excellence with deep understanding of LLM-powered experiences.You’ll design, build, and optimize key components across frontend, backend, and model integrations — directly shaping the reliability, speed, and cohesion of a multi-agent ecosystem. You’ll collaborate closely with the co-founders to define and execute the company’s technical direction. Responsibilities • Architect and implement cross-agent systems powering core platform experiences; • Build and scale full-stack components using TypeScript/React and Python services; • Integrate LLMs into production workflows with strong contracts, observability, and test coverage; • Develop shared UI components and typed SDKs to unify cross-agent experiences; • Lead engineering direction, collaborating with founders and cross-functional teams. First-Month Focus • Audit current cross-agent flows for UI/UX cohesion; • Implement shared components and typed contracts for reliability; • Establish instrumentation for frontend performance and model tracing. Success OKRs (90 Days) • Deliver production-grade agentic workflows with <5% error rates; • Launch a cross-agent design system and SDK adopted by 2+ internal teams; • Establish a weekly “deploy and measure” cadence with performance metrics and error budgets. Requirements • 5+ years experience with React, TypeScript, and Python in full-stack development; • Proven ability to design, ship, and scale LLM-powered applications; • Expertise in API design, streaming, and CI/CD pipelines; • Strong background in cloud infrastructure (AWS, GCP, or Azure); • Track record of building reliable systems with measurable performance and error budgets; • Persistent, driven problem solver with strong ownership mindset; • Comfortable pushing back on leadership to defend quality and timelines; • Thrives in high-ambiguity, fast-paced startup environments. • Upper-Intermediate English level. Bonus points for • Experience with WebRTC or audio-aware UI design. • Hands-on work with agentic AI frameworks. • History of creating design tokens, SDKs, or cross-agent platforms. We offer excellent benefits, including but not limited to • Shape the Future of Healthcare — Build category-defining AI systems that empower doctors to focus on saving lives; • Early-Stage Impact — Join early and play a critical role in shaping the company’s product and growth; • Remote-First Culture — Work from anywhere with a mission-driven, world-class team; • Competitive Compensation — Receive a strong salary, meaningful equity, and the opportunity to make real-world impact; • Scalability Challenges — Tackle complex, high-performance engineering problems in a rapidly growing company. Apply tot his job