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# AI Search engineer

- **Company:** commercetools GmbH
- **Location:** Valencia, Spain
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Shard (Database Architecture), DevOps, Elasticsearch, Failover, Platform as a Service (PAAS), Apache Solr, Load Balancing, Backend, Event Driven Architecture, Kubernetes, Functional Programming, Restful APIs
- **Published:** September 23, 2026
- **Apply:** https://job-boards.greenhouse.io/commercetools/jobs/8003159003

## About the Role

* 5+ years of experience as a Software Engineer working in search.
 * Experience with building search solutions on top of engines, such as Elasticsearch (preferred), Solr, OpenSearch, or similar.
 * Aspiration to constantly improve yourself and learn new technologies, concepts, etc.
 * Fluent English communication skills to work in international teams.
 * AI Aptitude: A genuine curiosity for using AI tools to work smarter and more effectively, paired with a drive to learn and put them into practice in your role.

Nice to Have:

 * Experience using modern search stacks and strategies to optimize search relevance (Vector and Hybrid Search, Learning to rank, Re-ranker)
 * Experience developing REST APIs and knowledge of scalable event-driven architectures (incl., queues, notification topics, sharding, replication, load balancing, and failover).
 * Experience working with Scala or other functional programming languages.
 * Experience with infrastructure work and other technologies like Helm, Kubernetes, and Rust.

## Description

* Design and implement search functionalities in a PaaS ecommerce Scala backend.
 * Develop in a scalable and multi-tenant architecture.
 * Analyze user needs and discuss technical approaches.
 * Test software components regarding usability, functionality, and performance, and work closely with Product Management and DevOps.
 * Take part in on-call rotations with a worldwide distributed team for production systems

This role is hybrid, with three days a week spent in our Munich, Berlin, London or Valencia office.

What Sets You Apart

You're a creative problem-solver who is wired to find solutions. You confidently dive into complex challenges and have a talent for making them simple for others. Your curiosity drives you to constantly grow and contribute to an environment of trust and teamwork.

Great ideas come from many paths, and your unique perspective matters more than checking every box. What matters most is the mindset you bring to the work.


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