Senior Backend AI Agent Engineer — Orchestrate Go/Python

Commerce; Austin (TX); Hybrid; USD 116,000 - 195,000; Full time

Job summary

Commerce is seeking a Senior Backend Engineer to help build a new team delivering conversational AI agents for the B2B commerce lifecycle. You will design orchestration, sub‑agent architecture, tool integration, prompt engineering, and evaluation disciplines to ensure trustworthy, shipping‑ready agents.

You will collaborate with product and frontend teams to deliver intuitive conversational experiences, prototype proofs of concept quickly, and mentor peers in agent engineering practices while

Qualifications

• 5+ years of backend or full‑stack development with agentic AI/LLM applications.
• Bachelor’s degree in CS/EE/SW/CE/MIS or equivalent experience.
• Strong development skills in Go, Python, Ruby, PHP.

Responsibilities

• Design, build, and iterate on AI agents with orchestrator/sub‑agent architecture.
• Own eval‑driven development with datasets, scorers, and regression suites.
• Develop prompts, model configurations, and versioned artifacts.
• Integrate agents with MCP servers and backend tools with safe tool-call contracts.
• Instrument agents with tracing, metrics, and cost tracking.

Skills

Backend development

Agentic AI/LLM

Go

Python

LLMs in production

Prompt engineering

API design

Distributed systems

Education

Bachelor's degree in CS/EE/SW/CE/MIS

Tools

MCP servers

Google ADK

LangChain/LangGraph

Semantic Kernel

Job description

Commerce is seeking a Senior Backend Engineer to help build a new team delivering conversational AI agents for the B2B commerce lifecycle. You will design orchestration, sub‑agent architecture, tool integration, prompt engineering, and evaluation disciplines to ensure trustworthy, shipping‑ready agents.

You will collaborate with product and frontend teams to deliver intuitive conversational experiences, prototype proofs of concept quickly, and mentor peers in agent engineering practices while