Remote AI Integration Engineer for Production Automations

Blacksmith Agency LLC; Asturias; Remote; EUR 60,000 - 90,000; Full time

Job summary

Blacksmith Agency LLC is seeking an AI Integration Engineer to own and ship our internal automation roadmap, building production LLM and agent systems used by the team daily. This builder role emphasizes practical delivery over research and does not involve model training.

You will connect WordPress, Figma, Google Workspace, Slack and MCP servers, implement robust evals, guardrails, and tooling to save hours across delivery, sales operations and project management.

Qualifications

• 2+ years building production software in Python or TS/Node.js.
• At least one LLM or agent system built and run in production with real users.
• Hands-on tool use, evals and failure handling: validating model output, retries, human approval.
• REST APIs, webhooks and cloud deployment.
• Strong spoken English for live team calls.

Responsibilities

• Agents and workflows with tool use and function calling on Anthropic and OpenAI.
• Evals that prove changes improve outcomes and guardrails prevent unsafe actions.
• Integrations connecting WordPress, Figma, Google Workspace, Slack and MCP servers.
• Internal tools that take measurable hours off delivery, sales operations and project management.

Skills

Python

TypeScript/Node.js

LLM/Agent systems production

Tooling evaluation/retries

REST APIs & Webhooks

English communication

Tools

WordPress

Figma

Google Workspace

Slack

MCP servers

Job description

Blacksmith Agency LLC is seeking an AI Integration Engineer to own and ship our internal automation roadmap, building production LLM and agent systems used by the team daily. This builder role emphasizes practical delivery over research and does not involve model training.

You will connect WordPress, Figma, Google Workspace, Slack and MCP servers, implement robust evals, guardrails, and tooling to save hours across delivery, sales operations and project management.