Senior Backend Engineer - Search & Discovery (all genders)
ABOUT YOU SE & Co. KG · Hamburg oder Berlin
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- Company
- ABOUT YOU SE & Co. KG
- Location
- Hamburg oder Berlin
- Employment type
- Full-time
- Posted
- September 25, 2026
About this job
Develop the search engine behind ABOUT YOU, covering query understanding, entity resolution, and semantic vector search in Node.js/TypeScript Blend OpenSearch relevance, embedding similarity, and behavioral re-ranking signals into unified search results Build search-index pipelines (entities, synonyms, k-NN product vectors) streaming data from BigQuery into OpenSearch Integrate LLMs and embedding models (Gemini, Vertex AI) under tight latency budgets with caching and fallback layers Guard search relevance using golden lists, regression suites, and continuous A/B experiments Shape architecture alongside our Tech Lead and collaborate closely with data analysts, engineers, and product managers You love investigating the "why" behind search outcomes and turning those findings into actionable…
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