Numeral

Numeral is seeking a Foundational AI Engineer to join their early-stage startup and define the technical and architectural foundations of their AI-native tax solution. This hands-on role involves designing and implementing LLM-powered automation systems, including model orchestration, tool calling, MCP-style integrations, agentic workflows, and automation-driven tooling. You will build and operate production AI systems, develop scalable backend services, and make key architectural decisions balancing latency, cost, reliability, and iteration speed. The role also includes owning infrastructure, observability, and performance, collaborating with cross-functional teams, and helping to shape engineering best practices and AI safety norms.

$175k - $300k