AI Developer (Remote, Punta del Este)

About the role

Blacksmith Agency is building an AI automation layer into every part of how we work. As an AI Developer you will own and ship internal automation workflows, turning documented roadmaps into production systems.

Key responsibilities

• Develop agentic workflows using LangChain, LangGraph or equivalent frameworks.
• Integrate with Anthropic and OpenAI APIs, including tool use and function calling.
• Create internal tools to reduce manual hours across design and development processes.
• Build automation pipelines connecting WordPress, Figma, Google Workspace and the internal CMS.
• Implement MCP server integrations as part of the broader AI stack.

Required profile

• 2+ years of experience 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.

Required skills

• Python
• Node.js
• LangChain
• LangGraph
• CrewAI
• AutoGen
• OpenAI API
• Anthropic API
• REST APIs
• Webhooks
• Cloud deployment basics