3h ago
AI Builder - Full Stack
Madrid; Valencia
full-timesenior Hybride-commerce
Tech Stack
Description
You will engineer the core of our proprietary internal platform that democratizes AI across the company. This is not a standard full-stack role; you will build the factory that enables other teams to create autonomous AI Agents. You will design Chain of Thought reasoning flows, integration layers, and agent logic that allow AI to execute complex business tasks at scale.
Requirements
- Experience with TypeScript, Node.js, Express, React, Next.js, and SQL
- Practical knowledge of Docker, Kubernetes, and Linux environments
- Hands-on experience with Chain of Thought (CoT), Agent building, and RAG concepts
- AI-First mindset: use Cursor or Claude Code with engineering rigor to validate AI-generated code
- Proven track record of shipping software to production
Responsibilities
- Develop and expand internal AI platform for building autonomous AI Agents
- Engineer Chain of Thought reasoning flows and integration layers for agent logic
- Build reliable, long-running AI Agent systems handling failures and preventing cascading outages
- Design node-based tools for intent retrieval, context management, and API routing
- Program agent logic using TypeScript, Node.js, Express, React, Next.js, and SQL
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