Senior AI Search engineer
commercetools10 hours ago
Valencia, SpainSenior
Responsibilities
- Design and implement search functionality in a Scala-based PaaS ecommerce backend.
- Build scalable, multi-tenant semantic and hybrid retrieval systems, including query understanding and vector indexing.
- Analyze user needs and discuss technical approaches with stakeholders.
- Test software components for usability, functionality, and performance.
- Work closely with Product Management and DevOps.
- Participate in on-call rotations for production systems with a globally distributed team.
Requirements
- At least 5 years of experience as a software engineer working in search.
- Experience building search solutions with Elasticsearch, Solr, OpenSearch, or similar engines.
- Experience with modern search strategies such as vector search, hybrid search, learning to rank, and rerankers is preferred.
- Experience developing REST APIs and understanding scalable event-driven architectures, including queues, notification topics, sharding, replication, load balancing, and failover, is preferred.
- Experience with Scala or other functional programming languages is preferred.
- Experience with infrastructure technologies such as Helm, Kubernetes, and Rust is preferred.
- Fluent English communication skills for working in international teams.
- Curiosity about using AI tools to work more effectively and willingness to learn and apply them.
Benefits
- Comprehensive health benefits for employees and dependents, including personalized mental health support through OpenUp.
- Annual learning budget, self-paced learning platforms, language training, coaching, mentorship, and leadership programs.
- Additional fully paid parental leave through Family Leave Plus.
- Equity participation program.
- Hybrid work arrangement requiring three days per week in the Munich, Berlin, London, or Valencia office.
Tech Stack
Categories
About commercetools
commercetools builds a cloud-native, API-first commerce platform used by enterprises to run B2C and B2B storefronts across channels. Its SaaS products provide headless commerce, catalog, checkout, and order management that developers integrate via microservices and SDKs, sold by subscription with enterprise support. Founded in 2010 and headquartered in Munich, it serves global brands; public references include Sephora, Volkswagen Group, NBCUniversal, and Danone.