Remote LLM Automation Engineer — Production Systems

Blacksmith Agency LLC; Santiago; Hybrid; CLP 118,694,000 - 178,042,000; Full time

Job summary

Blacksmith Agency is seeking an LLM Engineer to own and ship our internal automation roadmap. This builder role focuses on production systems on top of AI models, not training.

You will collaborate with engineering and delivery leadership to convert documented automation roadmaps into working solutions, building agentic workflows and integrations with OpenAI/Anthropic, LangChain, and other frameworks.

Qualifications

• 2+ years building production software with Python or Node.js.
• Hands-on experience with LangChain, LangGraph, CrewAI, AutoGen or similar agent frameworks.
• Proven API integration work with OpenAI or Anthropic (function calling, tool use, streaming).
• Strong understanding of REST APIs, webhooks and basic cloud deployment.
• English sufficient for async written work with a US-based team.

Responsibilities

• Own and ship our internal automation roadmap.
• Build production systems on top of AI models.
• Develop agentic workflows using LangChain, LangGraph, or equivalent frameworks.
• Integrations with OpenAI and Anthropic APIs including tool use and function calling.
• Automation pipelines connecting WordPress, Figma, Google Workspace and our internal CMS.

Skills

Python/Node.js

LangChain/LangGraph

API integrations (OpenAI/Anthropic)

REST APIs & Webhooks

Cloud deployment basics

Tools

LangChain

LangGraph

CrewAI

AutoGen

OpenAI API

Anthropic API

Job description

Blacksmith Agency is seeking an LLM Engineer to own and ship our internal automation roadmap. This builder role focuses on production systems on top of AI models, not training.

You will collaborate with engineering and delivery leadership to convert documented automation roadmaps into working solutions, building agentic workflows and integrations with OpenAI/Anthropic, LangChain, and other frameworks.