阿里巴巴阿里国际-高级数据科学家（AI）-杭州

任职要求

1，熟悉机器学习/深度学习算法，有用户增长、推荐系统或多模态建模相关经验。
2，熟练使用Python，掌握主流AI框架（如PyTorch），具备良好的SQL与数据处理能力。
3，具备跨团队合作与沟通能力，能将业务需求转化为AI模型和可落地策略。

1，Strong background in ML/DL; experience in user growth, recommender systems, or multi-modal modeling is a plus.
2，Proficient in Python and frameworks such as PyTorch; strong SQL/data processing skills.
3，Solid communication and cross-functional collaboration skills with a business mindset.

工作职责

【职位描述】：
1，基于多模态用户行为（文本/图像/视频等）、交易和内容数据，构建精细化用户画像体系，识别增长机会，提升用户获取、激活、留存和转化效率。
2，设计并实现用户分群、LTV预测、流失预警等模型，结合RNN、Transformer等序列建模方法，支撑精准营销、推荐优化等场景。
3，与搜索推荐、产品、运营团队紧密协作，推动增长实验、A/B测试落地，结合AI模型结果，持续优化产品与内容分发策略。
4，支撑用户增长策略的算法能力沉淀与平台化建设，推动AI在个性化推荐、多模态建模、用户行为预测等方向的深度应用。

1，Build refined user profiling based on multi-modal behavioral, transactional, and content data to uncover growth drivers and improve acquisition, retention, and conversion.
2，Develop models for segmentation, lifetime value prediction, and churn detection using ML/DL techniques including RNNs and Transformers.
3，Collaborate closely with Search & Recommendation, Product, and Operations teams to run growth experiments and optimize strategies based on AI insights.
4，Contribute to platform-level capability building for scalable, AI-powered growth solutions across personalization, multi-modal modeling, and user behavior prediction.