AI Product Engineer – Agent & Integrations

This is a fully remote position, open to applicants in Spain.

📋 Description

• Enhance Duet's agent harness by incorporating new data sources.

• Design and execute MCP access to Duet's functionalities.

• Develop lightweight TypeScript connectors and integrate them into the agent as modular tools.

• Comprehend new data sources and devise efficient integration strategies.

• Create and refine system prompts, tool designs, and skill definitions.

• Build the architecture that connects prompts, tools, and skills.

• Enhance and optimize the production agent loop.

• Manage context, streaming, Redis locks, billing, and user interface.

• Convert user requirements into phased delivery plans that add value in each sprint.

• Collaborate with patent analysts and the development team to create customer-centric solutions.

⛳️ Requirements

• Proficiency in both written and spoken English.

• Over 3 years of professional experience in software engineering.

• Strong skills in TypeScript and Node for backend development.

• More than 12 months of experience in building LLM agents, focusing on the integration and orchestration of complex tools and data sources.

• Proven ability to deliver results efficiently.

• Discipline in incremental delivery: break down tasks so each pull request adds user value or marks a significant milestone.

• Proven experience in prompt engineering as part of product work, including structured prompts, learning from failure modes, and version control.

• Familiarity with integrating third-party APIs into an agent framework.

• Exceptional written and verbal communication skills with an emphasis on teamwork and collaboration.

🏝️ Benefits

• Options for remote work and co-working.

• Co-working location in Gracia, Barcelona.