Machine Learning Engineer (Remote, Barranquilla)

Blacksmith Agency LLC; Colombia; A distancia; COP 287.954.000 - 479.923.000; Jornada completa

Descripción de la vacante

Blacksmith Agency is seeking a Machine Learning Engineer to own and ship our internal automation roadmap. This is a builder role, not a research position; you will not train models but build production systems on top of them.

You will develop agentic workflows using LangChain, LangGraph or equivalent frameworks and integrate with OpenAI and Anthropic APIs, including tool use and function calling. You will connect WordPress, Figma, Google Workspace and our internal CMS.

Formación

• 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.

Responsabilidades

• Build agentic workflows using LangChain, LangGraph or equivalent frameworks.
• Integrations with OpenAI and Anthropic APIs including tool use and function calling.
• Internal tools that reduce manual hours across our design and development production process.
• Automation pipelines connecting WordPress, Figma, Google Workspace and our internal CMS.
• MCP server integrations as part of our broader AI stack.

Conocimientos

LangChain/LangGraph

Python

Node.js

API integrations

REST APIs

English communication

Herramientas

CrewAI

AutoGen

Descripción del empleo

About The Role

Blacksmith Agency is building an AI automation layer into every part of how we work. As Machine Learning Engineer at Blacksmith, you own and ship our internal automation roadmap. This is a builder role, not a research role. You will not be training models, you will be building production systems on top of them.

Blacksmith Agency

• Engineering
• Full time
• Remote (Latin America and South Africa)

About The Role

Blacksmith Agency is building an AI automation layer into every part of how we work. As Machine Learning Engineer at Blacksmith, you own and ship our internal automation roadmap. This is a builder role, not a research role. You will not be training models, you will be building production systems on top of them.

What You Will Build

• Agentic workflows using LangChain, LangGraph or equivalent frameworks.
• Integrations with Anthropic and OpenAI APIs including tool use and function calling.
• Internal tools that reduce manual hours across our design and development production process.
• Automation pipelines connecting WordPress, Figma, Google Workspace and our internal CMS.
• MCP server integrations as part of our broader AI stack.

What You Bring

• 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.