Remote AI Automation Engineer - Build Production AI Systems

Blacksmith Agency LLC; South Africa; Remote; ZAR 550,000 - 850,000; Full time

Job summary

Blacksmith Agency LLC is seeking an AI Integration Engineer to own and ship our internal automation roadmap, building production systems on top of AI models rather than training them. This is a builder role focused on delivering reliable automation across our stack.

You will work directly with engineering and delivery leadership to convert a documented roadmap into shipped workflows, leveraging LangChain, LangGraph and API integrations.

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 the automation roadmap for internal processes.
• Turn documented automation workflows into shipped, working systems.
• Collaborate with engineering and delivery leadership on implementation.
• Build agent workflows using LangChain, LangGraph or equivalent frameworks.
• Develop integrations with OpenAI and Anthropic APIs including tool use and function calling.

Skills

Python

Node.js

LangChain

LangGraph

CrewAI

AutoGen

OpenAI API

Anthropic API

REST APIs

Webhooks

Cloud deployment

English communication

Tools

LangChain Studio

Job description

Blacksmith Agency LLC is seeking an AI Integration Engineer to own and ship our internal automation roadmap, building production systems on top of AI models rather than training them. This is a builder role focused on delivering reliable automation across our stack.

You will work directly with engineering and delivery leadership to convert a documented roadmap into shipped workflows, leveraging LangChain, LangGraph and API integrations.