Senior Search Engineer – Elasticsearch/OpenSearch (f/m/d)

kfzteile24 GmbH; Berlin; Vor Ort; EUR 70.000 - 90.000; Vollzeit

Benefits dieser Stelle

30 days vacation

Home office possibilities

Employee discounts

Health and sport offers

Training opportunities

Zusammenfassung

A leading digital company for car parts in Berlin is looking for a Senior Search Engineer. You will design and run high-performance search services, focusing on Java and OpenSearch. The role requires 5+ years of experience in search technologies and strong Java skills. This position offers a permanent contract with benefits such as remote work options and extensive training programs. Join us to enhance our innovative search solutions and drive customer satisfaction through relevant and fast search capabilities.

Qualifikationen

• 5+ years in software engineering focused on Search Technologies.
• Strong backend foundations in Java and Spring ecosystem.
• Experience with large-scale distributed systems.

Aufgaben

• Design and implement scalable, low-latency search services in Java.
• Tune relevance and scoring functions for search queries.
• Ensure high availability and low latency under high traffic conditions.

Kenntnisse

Search Technologies

Java

AWS

Docker

Kubernetes

Collaboration

Search Relevance

Tools

OpenSearch

Elasticsearch

Spring

Terraform

New Relic

Jobbeschreibung

kfzteile24 is Germany's leading digital company for car parts and automotive equipment. As a Berlin-based multichannel company, we own successful online shops like kfzteile24.de, autoteile24.de, and carpardoo in multiple European countries. We are Germany's best‑known brand in the online aftermarket. With expert advice, a wide range of products and fast, reliable deliveries, we ensure individual mobility for our customers.

Senior Search Engineer (f/m/d)

You will play a key role in architecting and operating the core services that power our search and product discovery capabilities. Our search has to solve a unique challenge: mapping customer queries and inquiries regarding their vehicles to millions of spare parts within milliseconds. You will join a cross‑functional team dedicated to building a high‑performance, automotive‑aware search solution. Using Java, OpenSearch, and related technologies on our AWS infrastructure, you will design and optimise a system where speed, relevance, ranking, and precision are the top priorities.

What we offer

• Permanent employment contract and 30 days vacation
• Possibility of home office 3 days a week
• Internal and external training opportunities
• Up to 50% employee discount in our branches and workshops
• Various health and sport offers (e.g. Bike‑Leasing, VDU glasses)
• Additional benefits such as language courses via Babbel, company pension plan, corporate benefits

Your responsibility

• Search Architecture: Design and implement scalable, low‑latency search services in Java, focusing on OpenSearch/Elasticsearch cluster architecture.
• Relevance Tuning: Own the end‑to‑end search experience by tuning Query DSL, scoring functions, and analyzers to handle complex vehicle‑fitment logic.
• Performance Engineering: Ensure high availability and low latency under high traffic conditions through efficient sharding, indexing strategies, and caching.
• Data Modeling: Collaborate on API and data model designs to support highly structured automotive data, ensuring relevant and personalised search results.
• Full Lifecycle Ownership: From architectural discussions and code reviews to deployment and continuous monitoring (Observability).
• Mentorship: Act as the subject‑matter expert for Search within the engineering community.

Your skills

• Search Specialist: 5+ years in software engineering with a deep focus on Search Technologies (OpenSearch, Elasticsearch, Solr, or Lucene). Java Expert: Strong backend foundations in Java and the Spring ecosystem.
• Search Expertise: Solid understanding of search relevance, tokenisation, synonym handling, and performance tuning of large‑scale distributed systems.
• Cloud Native: Experience with AWS (ideally Amazon OpenSearch Service), Docker, and Kubernetes.
• Mindset: Pragmatic, collaborative, and able to communicate complex technical search concepts clearly (English required, German is a plus).

Bonus Skills

• Domain Knowledge: Experience in E‑commerce Search or the automotive domain.
• DevOps & Observability: Skills in Infrastructure‑as‑Code (Terraform) and monitoring tools like New Relic or OpenTelemetry.
• AI augmented Search: Hands‑on practice integrating LLM methods into search stacks, covering generative query optimisation and RAG‑based retrieval enhancement.

Apply now!

If you would like to be part of our motivated IT‑Team, apply now for the position with us as Senior Search Engineer - Elasticsearch/Opensearch (f/m/d), stating your salary expectations and your earliest starting date. If you have any questions, please contact Irina Ring at [phone]. We only consider applications via our online portal. Applications by post or e‑mail will not be considered and will be disposed of or deleted.

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