AI-Driven Marketplace Search Architect

Marktplaats; Amsterdam; On-site; EUR 120,000 - 180,000; Full time

Job summary

Marktplaats, part of Adevinta, is seeking an architecture leader to own the search and AI stack for our Benelux marketplaces. You will define multi-year visions, drive semantic search, and shape GenAI usage at consumer scale.

Amsterdam-based role with strong cross-functional collaboration, bridging data and product teams, and delivering measurable improvements while maintaining governance and quality.

Qualifications

• 10+ years in software engineering or ML, with 5+ years designing search, relevance or ML systems at consumer scale.
• Deep expertise in search and relevance architecture at consumer scale, spanning retrieval, ranking, embeddings, and evaluation.
• Practical GenAI experience beyond demonstration, with production pattern knowledge.

Responsibilities

• Own the search, matching, and relevance architecture: target state and evolution path.
• Define multi-year vision for search including LLM-based intent modelling and retrieval.
• Establish guardrails for GenAI in product experiences: cost, risks, and governance.
• Represent consumer needs to ML/AI platform in partnership with data teams.
• Translate ML/AI requirements into data quality, lineage and governance expectations.
• Navigate multiple models and providers, deciding standardisation vs plurality.

Skills

Search architecture

ML systems

GenAI experience

Computer vision

Delivery by influence

Cross-functional teamwork

Tools

Databricks

ElasticSearch

Docker

Kubernetes

Scala

Go

Java

Job description

Marktplaats, part of Adevinta, is seeking an architecture leader to own the search and AI stack for our Benelux marketplaces. You will define multi-year visions, drive semantic search, and shape GenAI usage at consumer scale.

Amsterdam-based role with strong cross-functional collaboration, bridging data and product teams, and delivering measurable improvements while maintaining governance and quality.