Senior AI Engineer

Zendesk · Enterprise · Lisbon, Portugal

Senior AI Engineer at Zendesk focused on building and deploying production-grade LLM applications and agentic architectures. The role involves designing, building, and scaling these systems, establishing evaluation frameworks, developing Python services, managing data foundations, and translating complex AI concepts for stakeholders. Emphasis on enterprise AI solutions and driving business value.

What you'd actually do

  1. Take full accountability for business KPIs (e.g., churn, AI adoption) by deeply understanding user workflows to ensure we build the right solutions, not just technically sound ones.
  2. Design, build, and deploy production-grade LLM applications—including agents, context engineering, and text-to-SQL—owning the entire journey from prototype to global scale.
  3. Establish rigorous evaluation frameworks and automated feedback loops to measure system accuracy, capture user outcomes, and drive relentless iteration.
  4. Develop high-performance Python services and APIs that seamlessly integrate advanced AI capabilities into our modern web ecosystem.
  5. Architect and maintain the underlying data foundations using Snowflake, dbt, and Airflow to ensure our AI products are powered by robust, reliable data.

Skills

Required

  • Python
  • SQL
  • Snowflake
  • dbt
  • Airflow
  • API design
  • LLM applications
  • agentic architectures
  • context engineering
  • text-to-SQL
  • model evaluation

Nice to have

  • React
  • Cursor
  • Claude Code
  • Copilot

What the JD emphasized

  • shipping production-grade intelligent systems
  • rigorous evaluation frameworks
  • autonomous agents
  • LLM-native applications
  • agentic design patterns
  • model evaluation methodologies

Other signals

  • building and deploying sophisticated AI systems
  • focus on Large Language Models (LLMs) and Agentic Architectures
  • architect the future of our intelligent ecosystem
  • shipping production-grade intelligent systems