Senior Software Engineer — Merchant Shopping AI Agents

Google LLC; Zürich; On-site; CHF 140,000 - 190,000; Full time

Job summary

Google LLC in Zurich, Switzerland, is seeking a Software Engineer III for Merchant Shopping, Intelligence and Agents to develop next‑generation LLM agents that serve more than 2M merchants on Google Shopping. You will build agentic tools, reason over metrics, and deliver actionable business guidance across surfaces.

You will work on scalable backend systems, deploy features with low latency, and collaborate with cross‑functional teams to push the boundaries of AI and search technologies at scale.

Qualifications

• Bachelor’s degree or equivalent practical experience.
• 2 years of experience with software development in one or more programming languages, or 1 year of experience with an advanced degree.
• 1 year of experience with ML infrastructure (e.g., model deployment, evaluation, optimization, data processing, debugging).
• Master's degree or PhD in Computer Science or related field (preferred).
• 2 years of experience with data structures and algorithms (preferred).

Responsibilities

• Design, build, and deploy features for flagship conversational agents using Gemini models and ADK.
• Implement backend tools and RPC integrations to retrieve, aggregate, and reason over merchant performance metrics, inventory, and guidance cards.
• Implement evaluations, guardrails, and prompt strategies to ensure accuracy and helpfulness in agent responses.
• Integrate conversational intelligence with reporting frameworks across Merchant Center and Business Home.
• Write clean, efficient, well-tested code in Java/Kotlin or C++, ensuring low-latency serving for millions of merchants.

Skills

Software development

ML infrastructure

AI/ML concepts

Education

Bachelor’s degree or equivalent

Master’s degree or PhD (preferred)

Job description

Google LLC in Zurich, Switzerland, is seeking a Software Engineer III for Merchant Shopping, Intelligence and Agents to develop next‑generation LLM agents that serve more than 2M merchants on Google Shopping. You will build agentic tools, reason over metrics, and deliver actionable business guidance across surfaces.

You will work on scalable backend systems, deploy features with low latency, and collaborate with cross‑functional teams to push the boundaries of AI and search technologies at scale.