Numeral
Software Engineer, AI
$175K–$300K
New York · Hybrid · Full-time · Posted Jan 27, 2026
- Experience
- 7+ years building products in high-growth environments; 2+ years building with LLMs.
About the job
Build and operate production AI systems and backend services that automate tax-related workflows and power customer-facing features.
What you'll do
- Design and run LLM-powered systems, including tool-calling agents, model orchestration, and RAG.
- Build AI integrations, scalable backend services, APIs, and automation workflows; own infrastructure, observability, and performance.
- Collaborate across teams, make architectural decisions, and help establish engineering and AI safety practices.
What they ask for
- 7+ years of experience building products in high-growth environments.
- 2+ years of experience building with LLMs.
- Avid use of AI development tools such as Cursor and Claude Code.
- Fluency with backend technologies such as PostgreSQL, Redis, and cloud services; frontend experience, especially TypeScript and its ecosystem.
Nice to have
- Experience in payments, tax, accounting, or regulatory tech.
- Experience with automation tools or internal automation platforms; familiarity with MCPs, tool calls, agent frameworks, model orchestration, or vector databases.
Pay
$175K – $300K USD base salary
Tools
PostgreSQL, Redis, AWS, TypeScript, Cursor, Claude Code, n8n, Pinecone
AI focus
Design and implement LLM-powered automation, including tool-calling agents, model orchestration, RAG, MCP-style integrations, and agentic workflows.
Model-written summary · the original posting is authoritative