Senior/Staff Full Stack Engineer

Actively AI is seeking a Senior/Staff Full Stack Engineer to architect and build foundational systems that define user interactions with AI Agents through web interfaces and real-time chat workflows. This role involves owning end-to-end features across the full stack, from Python/FastAPI backends to React/TypeScript user interfaces, while establishing design patterns and technical standards for the product platform. The engineer will prototype intelligent AI interactions, ensure high performance at scale, and iterate based on direct customer feedback to create seamless, trustworthy user experiences.