Senior AI Engineer

Job Summary

An AI-powered platform that helps businesses automate sales, customer support, and operations using intelligent AI agents.

Responsibilities

• Design and build the agent runtime and orchestration engine from scratch.
• Own agent loops, tool execution, context management, and state handling.
• Build durable execution systems that remain reliable under retries, failures, and partial outages.
• Design scalable multi-tenant infrastructure capable of supporting thousands of tenants.
• Build governance and product surfaces using Next.js / TypeScript.
• Integrate directly with model providers and build reliable streaming, routing, and fallback mechanisms.
• Establish systems for agent evaluation, tracing, guardrails, and observability.
• Design secure agent execution with appropriate tool permissions and sandboxing.
• Own systems end-to-end, from architecture and implementation through production operations.
• Join an early-stage team building an AI operator that executes real business workflows end-to-end across Sales, Marketing, HR, and Legal.
• You ll build the core agent infrastructure from first principles-without relying on frameworks like LangChain-and own critical systems spanning agent orchestration, multi-tenant SaaS, workflow execution, and governance.
• This is a hands-on full-stack engineering role for someone who enjoys solving hard problems around agent reliability, distributed systems, concurrency, and failure handling.