AI Engineer（Senior Level）
Confirmed on the employer's own hiring board on Oct 17, 2026. First seen by Alion on Aug 26, 2025. Xiaomi scores C on the Alion truth index.
岗位职责 / Responsibilities
Job description：
- Lead the design and optimization of search relevance, ranking, and overall user experience on the Mi.com platform
- Architect and evolve end-to-end search systems, including query understanding, retrieval, ranking, and re-ranking pipelines
- Build scalable and production-ready ML systems for search, handling large-scale real-time and unstructured data
- Develop advanced query understanding capabilities (e.g., query rewriting, intent classification, semantic parsing)
- Optimize system performance across relevance, latency, and scalability dimensions
- Deploy, monitor, and troubleshoot ML models in production environments
- Mentor junior engineers and collaborate cross-functionally to deliver impactful search improvements
任职要求 / Requirements
Requirement：
- Bachelor’s degree or above in Computer Science or a related field
- 5+ years of experience in search, information retrieval, or large-scale ML systems
- Proficiency in Java with strong engineering fundamentals
- Hands-on experience building large-scale search or recommendation systems
- Familiarity with vector search infrastructure (e.g., FAISS or similar systems)
- Proven experience building scalable ML systems in production (training → deployment → monitoring → iteration)
- Strong leadership and communication skills. Ability to communicate in Mandarin and English, in order to support coordination and collaboration with Mandarin-speaking stakeholders, teams, and business partners across regional markets.