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蚂蚁金服蚂蚁集团-AI Feedback Loop 专家-杭州/上海

社招全职5年以上技术-开发地点:上海 | 杭州状态:招聘

任职要求


1.架构设计: 5年以上经验。具备Data-Centric AI 的系统设计能力。能独立设计从用户行为到模型更新的端到端自动化链路。
2.AI 理解力: 需要深刻理解 RLHF, Reward Model, SFT 的原理。深刻理解样本的质量。
3.复杂归因: 在归因分析(Attribution Analysis)和因果推断(Causal Inference)有深入实践,能解决数据噪音和反馈稀疏的问题。
4.…
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工作职责


1. 建设高实时性的用户反馈数据流:
负责构建大规模,高并发的实时数据链路,处理海量用户交互日志。
负责对多模态的用户反馈信号进行全链路的清洗,归因与结构化处理,为模型迭代提供标准化的数据养料。
2. 打造自动化的大模型演进闭环
建设面向RLHF和DPO的数据工程体系,自动化构建高质量的偏好数据集,并制成模型的持续对齐与优化。
设计Bad Case自动发现与诊断机制,通过数据驱动的方式识别模型与知识短板,协同算法与知识工程团队形成质量提升的闭环,持续降低模型幻觉率。
3. 质量归因:
解决多轮交互场景下的归因难题:通过因果推断等技术手段,精准定位用户体验波动的核心因子,知道算法迭代方向。
包括英文材料
系统设计+
RLHF+
SFT+
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