Staff LLM Interaction Engineer (Europe remote - TS/Vue/NodeJS)

Requirements

• 7+ years of experience building web-based products, ideally SaaS developer tooling products
• Strong fullstack engineering skills in TypeScript / Node.js and API design
• Hands-on experience building complex AI-powered product features in production
• Experience building a tool-using AI system or “agentic” workflow
• Strong understanding of how to make LLM outputs reliable
• Experience building or using evaluation frameworks for LLM-based systems
• A product mindset: you care deeply about user outcomes, not just model behavior
• A bias for action: you iterate quickly, learn fast, and ship improvements continuously

Bonus points for

• Experience with developer tools that generate code or structured output
• Familiarity with agent orchestration patterns, state machines, or DAG-based systems
• Experience with AI reliability tooling
• Contributions to open-source AI tooling
• Experience with RAG systems and retrieval patterns

What you'll do

• Architect and implement AI-assisted workflow building capabilities
• Design systems that provide LLMs with the right context
• Build tool-driven agent behavior
• Develop evaluation benchmarks and automated testing for AI output quality
• Create fast iteration loops
• Collaborate closely with engineering, product, and design teams
• Stay current with advances in LLMs and AI developer tools

Benefits

• Competitive compensation
• Ownership
• Work/life balance
• Health & wellness
• Future planning
• Financial security
• Career growth
• A passionate team
• Remote-first work environment
• Giving back
• AI enablement
• Transparency
• An ambitious but kind culture