Search & Recommendation ML

847 open positions

广告算法工程师 - 生活服务 ByteDance上海 Building AI-driven recommendation and advertising systems for local life services on Douyin platforms to connect users with offline businesses.
推荐架构工程师 ByteDance上海 Design and develop recommendation system architecture for ByteDance products, ensuring stability, high availability, and performance optimization for online services and offline data flows.
高级/资深推荐算法工程师-生活服务 ByteDance北京 Optimize content recommendation algorithms for Douyin's local life services business, building a leading recommendation system and a healthy content ecosystem.
搜索算法工程师/专家-国际化电商 ByteDance杭州 Develop and optimize search algorithms for international e-commerce, focusing on full-link personalization including analysis, recall, ranking, and RAG/LLM integration to serve hundreds of millions of users.
推荐算法工程师-抖音 ByteDance上海 Design and optimize large-scale recommendation algorithms for Douyin's short video, live streaming, and social features to enhance user experience and business growth.
推荐策略算法工程师（智能内容）-Data ByteDance北京 Design and implement recommendation algorithms and strategies for information feeds, video recommendations, and content delivery across multiple apps.
资深后端研发工程师（搜索方向）-TikTok Shop ByteDance北京 Design and upgrade the architecture of a recommendation debugging platform to support global multi-country, multi-scenario diagnostic needs for recommendation chains.
风控算法工程师（账号安全方向）-TikTok业务风控 ByteDance深圳 Build end-to-end risk control systems and intelligent algorithms to protect user accounts from black market activities on TikTok's international product lines.
内容安全算法工程师-TikTok业务风控 ByteDance深圳 Build end-to-end risk control systems and intelligent algorithms to protect TikTok users, creators, and business clients from content and financial risks in live streaming and other scenarios.
推荐算法工程师-抖音直播 ByteDance北京 Building world-class recommendation systems for live streaming business across multiple platforms (Douyin, Douyin Lite, Douyin Volcano, Douyin PC) using large-scale machine learning systems.
推荐算法工程师-抖音 ByteDance上海 Design and optimize large-scale recommendation algorithms and AI large model applications for TikTok's short video, live streaming, and content consumption ecosystems.
大模型推荐算法工程师（交互式推荐方向） - TikTok算法 ByteDance北京 Designing and training intelligent agents for intent understanding in recommendation systems, building programmable control capabilities for recommendation links, and exploring end-to-end generative recommendation (LLM4Rec) for TikTok's short video product.
推荐大模型算法工程师-国际电商 ByteDance杭州 Building a unified recommendation foundation model to support end-to-end recommendation systems across multiple business lines and scenarios, integrating LLMs, multimodal understanding, and reinforcement learning.
电商搜索架构工程师 - 搜索架构 ByteDance北京 Design and optimize large-scale intelligent search architecture for e-commerce and short video platforms, serving hundreds of millions of users with billions of data points.
大模型搜索算法工程师/专家-国际化电商 ByteDance杭州 Design and innovate search algorithms and architecture for international e-commerce, integrating LLMs, multi-modal models, and deep learning to enhance relevance, intent understanding, and personalized recommendations.
推荐算法工程师-国际电商 ByteDance杭州 End-to-end optimization of international e-commerce personalized recommendation algorithms across short video, image/text, and new user scenarios, utilizing deep sequence modeling, generative recommendation, and LLM4Rec to improve matching efficiency and…
推荐算法工程师-豆包 ByteDance北京 Research and optimize recommendation technology for the Doubao APP, focusing on intelligent growth, full-stack development of machine learning systems, and AIGC application landing.
搜索架构工程师 - TikTok Search ByteDance北京 Design and optimize high-concurrency, high-performance search infrastructure and business middleware for TikTok's search business, integrating large model technologies like generative search and SVLM.
后台开发工程师-抖音用户体验 ByteDance深圳 Build offline experience strategy services and high-concurrency online platforms to optimize Douyin's audio/video and personalized client experience using recommendation, causal inference, and small language models.
智能营销算法工程师-国际电商 ByteDance上海 Build user value modeling, personalized messaging, recommendation, and intelligent marketing algorithms to drive international e-commerce growth and GMV.
算法工程师-地理位置中台（北京/上海/深圳） ByteDance北京 Build LBS algorithm capabilities for POI, positioning, route planning ETA, traffic conditions, and road network data mining to enhance user travel experiences.
搜索架构工程师 ByteDance上海 Design and develop large-scale search engine architectures and systems for core products like Toutiao and Douyin, serving hundreds of millions of users.
推荐算法工程师-国际电商 ByteDance上海 Optimizing large-scale e-commerce personalized recommendation algorithms for Feeds, live streaming recommendations, new user onboarding, cold starts, and long-term value modeling.
广告算法工程师（模型基础优化方向）-Data ByteDance北京 Design and implement end-to-end recommendation architectures and ultra-large-scale recommendation models (LRM) for ad scenarios, replacing traditional multi-stage systems.
AI搜索/Agent算法工程师-抖音电商 ByteDance上海 Design and optimize AI search and recommendation engines for Douyin E-commerce, integrating LLMs, machine learning, and reinforcement learning to enhance query understanding, relevance, and agent capabilities for product and video search.
推荐大模型训练/推理优化工程师-电商 ByteDance上海 Developing and optimizing LLM training and inference technologies specifically for recommendation systems to solve engineering bottlenecks and reduce costs.
推荐算法工程师（多模态生成式推荐方向）-抖音内容理解 ByteDance深圳 Build multi-modal representation systems for video/live streaming to fuse visual, audio, and text features, optimizing user interest profiling and content matching accuracy while addressing cold-start problems.
机器学习训练框架研发工程师 - Data AML ByteDance北京 Develop and maintain large-scale training systems for recommendation, advertising, and search models, supporting ultra-large sparse/dense/multi-modal/LLM training and exploring new paradigms like Scaling Law and LLM4Rec.
搜索算法工程师/专家-OpenSearch ByteDance北京 Design and optimize end-to-end search algorithms for video and content platforms using deep learning and large language models.
搜索算法工程师-抖音 ByteDance北京 Design and optimize search algorithms for Douyin, focusing on short video, live streaming, and local life verticals using end-to-end machine learning.
内容治理策略运营 - TikTok ByteDance上海 Design and optimize content governance mechanisms (e.g., traffic down-ranking, tiered blocking) to ensure safe content distribution on TikTok's global short-video platform.
搜索-国际化短视频推荐算法工程师 ByteDance北京 Design and optimize search algorithms for international short video and e-commerce platforms, focusing on NLP, cross-modal matching, and large-scale distributed systems.
多模态算法工程师-搜索 ByteDance北京 Building world-class multimodal search systems for Douyin and international short video products using frontier machine learning and large model technologies.
搜索推荐算法工程师 ByteDance上海 Design and optimize search and recommendation algorithms for short video, live streaming, and local life services using end-to-end deep learning and large-scale distributed systems.
推荐架构工程师-抖音 ByteDance北京 Design and maintain the architecture for Douyin's recommendation, push, and safety systems, focusing on stability, disaster recovery, and cost optimization.
多模态大模型算法工程师-国际化短视频 ByteDance北京 Develop and optimize multimodal large models to support video recommendation, local life services, music recommendation, and image-text understanding for international short video products.
推荐算法工程师-抖音长期生态 ByteDance北京 Designing and optimizing content distribution and creator growth mechanisms for Douyin's long-term ecosystem.
推荐算法工程师-Ranking与分发策略（北京/上海） ByteDance北京 Build and optimize personalized ad and recommendation systems for short dramas and comic dramas on Douyin and Douyin Lite, covering cold start, recall, coarse ranking, fine ranking, and mixed ranking.
推荐算法工程师（直播） - TikTok Shop ByteDance北京 Optimizing e-commerce personalized recommendation algorithms for TikTok Shop's live streaming and video content shopping scenarios to enhance user discovery and merchant growth.
算法工程师 - 今日头条 ByteDance北京 Improving the recommendation system for the Wukong browser to optimize reading experience for hundreds of millions of users.
评论模型运营 - 抖音内容运营 ByteDance北京 Building and optimizing comment problem detection models to identify low-quality, controversial, and fake content, serving the Douyin content ecosystem.
推荐算法工程师-抖音 ByteDance北京 Design and optimize large-scale recommendation systems for TikTok's short video, live streaming, and social features to enhance user experience and business growth.
推荐算法高级工程师-国际化直播 ByteDance上海 Optimize end-to-end recommendation algorithms and strategies (recall, coarse ranking, fine ranking, mixed ranking, cold start, content understanding, multi-objective) to improve live streaming distribution efficiency.
广告算法工程师-抖音电商 ByteDance上海 Develop and optimize ad recall and coarse ranking algorithms for Douyin's e-commerce content scenarios to support traffic distribution and commercial growth.
机器学习&大模型算法工程师（商家商品方向）-国际电商 ByteDance珠海 Design and deploy deep learning and LLM-driven intelligent systems for merchant tools and global e-commerce scenarios, including CRM content generation, store design, automated email responses, and growth optimization.
短视频推荐算法工程师-推送方向 ByteDance北京 Optimize short video push timing, frequency, and content selection strategies to drive user engagement and growth across in-app, out-of-app, and message channels.
搜索算法工程师-国际化生活服务搜索 ByteDance北京 Design and implement search algorithms for international video-based lifestyle services to enhance user experience in travel, dining, and entertainment.

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