Job Overview
We are seeking a Senior OpenSearch / Search Engine Expert to lead the migration from SOLR to OpenSearch. We are looking for a consultant who understands architectural and behavioral differences between SOLR and OpenSearch, is able to manage the implications of LTR plugins and can design a scalable, stable, and high-performance OpenSearch solution in a production environment.
Responsibilities
- Audit and review of the current OpenSearch PoC.
- Architectural advisory.
- Definition and optimization of index schemas and queries.
- Performance and cost optimization.
- Adaptation and support of the Learning-to-Rank model.
- Support of production migration.
Qualifications
- Expert-level knowledge of Amazon OpenSearch Service.
- Strong hands-on experience with Apache SOLR.
- Proven experience migrating from SOLR to OpenSearch (architecture design, cluster sizing, sharding, partitioning).
- Deep expertise in:
- Index mapping and schema design,
- Query optimization,
- Performance tuning,
- Cluster scaling and cost optimization.
- Production experience with:
- Large-scale indexes,
- High traffic environments (thousands+ RPS).
- Hands-on experience with Learning-to-Rank (LTR) implementations and ranking plugins.
- Strong understanding of behavioral and architectural differences between SOLR and OpenSearch, especially in the context of LTR.
Nice to Have
- E-commerce search experience.
- Click-through optimization and relevance tuning.
- Collaboration with ML teams.
Benefits
- Opportunity to work remotely, providing flexibility and work-life balance.
- Collaborative environment promoting professional growth and development.
- Flexible work arrangements supporting remote team management.
- Unique TEAL culture, relationship- and respect-driven community, non-corporate atmosphere.
- Agile approach and no bureaucracy.
- Outstanding integration trips to various places in Europe for all employees.
- Activities to support your well-being and health.
- Luxmed Gold Extended medical care and Multisport Plus benefit.