BE GROUP ★ 3.1

About the Role
We’re looking for a skilled Search Engineer to help us build and optimize high- performance search systems. You’ll work on improving relevance, integrating ML models, and scaling search infrastructure that directly impacts user experience. If you’re excited about search quality and system efficiency, we’d love to talk.
Responsibilities:

Design, develop, and optimize the Elasticsearch infrastructure.
Analyze search logs and user behavior to continuously improve query relevance, ranking, and retrieval quality.
Implement advanced search features such as autocomplete, typo correction, synonym expansion, query understanding, and faceted search.
Collaborate with product and engineering teams to define search quality metrics (CTR, nDCG, recall, etc.) and deliver measurable improvements.
Work closely with data scientists to integrate machine learning models into the search pipeline (e.g., semantic search, re- ranking, personalization).
Build and scale high- performance search systems with low latency and high throughput.

Yêu cầu công việc

Hands- on experience with search platforms like Elasticsearch, Apache Solr.
Strong understanding of search relevance concepts: tokenization, analyzers, ranking algorithms (BM25, TF- IDF), boosting, etc.
Familiarity with information retrieval theory and modern ranking techniques.
Solid programming skills in Python, Java.
(Bonus) Familiarity with distributed systems, microservices, and stream processing (e.g., Kafka).
3–5 years of experience building or maintaining large- scale search or information retrieval systems.
(Bonus) Experience integrating machine learning models into search (e.g., Learning to Rank).
Experience with query log analysis, A/B testing, and relevance tuning.

Nice to have:

Knowledge of vector search and ANN libraries (e.g., FAISS, Milvus, Qdrant, Weaviate).
Enthusiastic about creating impactful product solutions
Experience working with semantic search, NLP, or recommendation systems.

Benefits

Social Insurance
15 days annual leave
Holiday bonus
Team Building and many engagement activities
13th salary
Performance bonus
Annual health check
Transportation fee (BE&039;s services)
Medical healthcare

Cập nhật gần nhất lúc: 2025-05-23 17:35:02