Hybrid Conversational AI Designer (LLM-Driven UX)

North; Barcelona; Hybrid; EUR 45,000 - 65,000; Full time

Benefits offered by this job

Hybrid work model

Fresh fruit & snacks

MacBook Pro 13"

Birthday vacation day

Social events

Job summary

North, a Barcelona-based digital product studio, seeks a Conversational AI Designer to partner with internal and external teams. You will craft and measure high-quality, non-deterministic conversational experiences built on LLMs, focusing on human-centered design and business impact.

You will collaborate with data teams on prompts, define evaluators, and ensure coherent design patterns across experiences. The role offers hybrid work flexibility and opportunities to shape best-in-class

Qualifications

• Proven experience as a conversational designer with non-deterministic experiences.

Responsibilities

• Design conversational experiences (assistants, agents) built on LLMs.
• Identify and analyze use cases for design, engineering and product teams.
• Run and evaluate tests on conversational agents and iterate based on results.
• Collaborate closely with data teams on prompt design and refinement.
• Define evaluators and quality frameworks to assess conversational performance.
• Ensure a coordinated, coherent experience across conversational design patterns.

Skills

Conversational designer

LLM understanding

Prompt design

Testing agents

Data collaboration

Evaluation frameworks

Job description

North, a Barcelona-based digital product studio, seeks a Conversational AI Designer to partner with internal and external teams. You will craft and measure high-quality, non-deterministic conversational experiences built on LLMs, focusing on human-centered design and business impact.

You will collaborate with data teams on prompts, define evaluators, and ensure coherent design patterns across experiences. The role offers hybrid work flexibility and opportunities to shape best-in-class