Job Description

Contract: 6 months

Location: Remote (EU-based)

Start: March

The Role:

We are supporting a global tech organisation during a critical search platform migration and are looking for a freelance Machine Learning / Search Engineer to join the team for a 6-month engagement .

This role is focused on production search systems , not research or experimentation.

You will help migrate an existing Solr-based search stack to OpenSearch , ensuring search quality, relevance, and system parity throughout the transition.

What You’ll Be Working On
  • Migrating search components from Solr to OpenSearch
  • Supporting keyword and semantic search use cases
  • Maintaining and improving search relevance and ranking
  • Ensuring parity between legacy and new systems
  • Working closely with backend and data teams

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