Machine Learning Engineer Graduate (E-Commerce Recommendation/Search Alliance) - 2027 Start TikTok IncMachine Learning Engineer Graduate (E-Commerce Recommendation/Search Alliance) - 2027 StartSeattle, WADevelop AI-powered merchant operation systems and AI agents that help merchants optimize affiliate strategies, improve business ROI, and lower the barrier to growing their business through automation. Apply state-of-the-art LLMs, NLP, and multimodal machine learning to discover new business opportunities, driving sustainable growth for both merchants and creators.
Machine Learning Engineer, NLP - TikTok E-commerce Knowledge Graph TikTok IncMachine Learning Engineer, NLP - TikTok E-commerce Knowledge GraphSeattle, WAFamiliar with commonly used machine learning and deep learning algorithms, understand basic network model structure (DNN/LSTM/CNN, etc.) and text representation methods (LDA/Word2Vec/ELMo/GPT/BERT, etc.), have practical experience in deep learning training and reasoning model tuning. Our team is responsible for developing state-of-the-art NLP/ML algorithms and strategies to improve user consumption experience, inspire merchants service quality and revenue, and build a fair and flourishing ecosystem on our E-commerce Platform.
Machine Learning Engineer Graduate (E-Commerce Recommendation/Search Alliance) - 2027 Start (PhD) TikTok IncMachine Learning Engineer Graduate (E-Commerce Recommendation/Search Alliance) - 2027 Start (PhD)Seattle, WADevelop AI-powered merchant operation systems and AI agents that help merchants optimize affiliate strategies, improve business ROI, and lower the barrier to growing their business through automation. Apply state-of-the-art LLMs, NLP, and multimodal machine learning to discover new business opportunities, driving sustainable growth for both merchants and creators.
Machine Learning Engineer Intern (E-Commerce Recommendation/Search Alliance) - 2027 Start (PhD) TikTok IncMachine Learning Engineer Intern (E-Commerce Recommendation/Search Alliance) - 2027 Start (PhD)Seattle, WAPreferred Qualifications: Thorough understanding of data structures and algorithms, with excellent problem-solving ability; Deep Understanding of machine learning, statistics, scaling distributed computing, and big data engineering. Develop AI-powered merchant operation systems and AI agents that help merchants optimize affiliate strategies, improve business ROI, and lower the barrier to growing their business through automation.
Machine Learning Engineer Intern (E-Commerce Governance)- 2027 Start (PhD) TikTok IncMachine Learning Engineer Intern (E-Commerce Governance)- 2027 Start (PhD)Seattle, WAResponsibilities: Work with a team to design and implement algorithms to detect and control risks/frauds in contents/products/sellers/creators; Collaborate with strategy team, product managers, policy team and ops team to help define products and drive initiatives from engineering viewpoints Minimum Qualifications: Currently pursuing a PhD in Software Development, Computer Science, Computer Engineering or a related discipline. PhD internships at Our Company provide students with the opportunity to actively contribute to our products and research, as well as to the organization s future plans and emerging technologies.
Machine Learning Engineer Intern (E-Commerce Knowledge Graph) - 2027 Start (PhD) TikTok IncMachine Learning Engineer Intern (E-Commerce Knowledge Graph) - 2027 Start (PhD)Seattle, WAResponsibilities: Craft intricate knowledge graphs, encompassing areas like product/content insights and category/brand/SPU development; Architect knowledge maps detailing buyer and product connections. Experience in at least one of the technological areas: LLM, natural language generation, named entity recognition, machine translation, question answering, knowledge graph, information extraction, text mining and classification etc.
Senior Software Engineer - Global E-Commerce Search Infrastructure (TikTok Shop) TikTok IncSenior Software Engineer - Global E-Commerce Search Infrastructure (TikTok Shop)Seattle, WAAbout the Team: We re building the next-generation AI search and shopping assistant for TikTok Shop, TikTok s global commerce platform, - powering Q&A cards, in-app chatbot, and visual search experiences that help billions of users discover products, explore stores, and shop through natural conversation. Build Personalized Memory Infrastructure: Design high-throughput storage and retrieval for long-term user profiles and real-time memory (MemAgent); build near-real-time feature pipelines over billion-scale behavior sequences for low-latency serving of personalized signals.
E-Commerce Safety Communications Manager TikTok IncE-Commerce Safety Communications ManagerSeattle, WACrisis & Issue Management: Support the press office in managing media inquiries and communications regarding regulatory developments or policy escalations related to TikTok Shop Minimum Qualifications: Bachelors degree or higher. Cross-Functional Counsel: Provide communications guidance and approvals to teams across the business, helping to communicate our commitment to safety across some other monetized products.
Software Engineer - Global E-Commerce Search Infrastructure (TikTok Shop) TikTok IncSoftware Engineer - Global E-Commerce Search Infrastructure (TikTok Shop)Seattle, WAWe re building the next-generation AI search and shopping assistant for TikTok Shop, TikTok s global commerce platform, - powering Q&A cards, in-app chatbot, and visual search experiences that help billions of users discover products, explore stores, and shop through natural conversation. Build Personalized Memory Infrastructure: Design high-throughput storage and retrieval for long-term user profiles and real-time memory (MemAgent); build near-real-time feature pipelines over billion-scale behavior sequences for low-latency serving of personalized signals.
Machine Learning Engineer Graduate (E-Commerce Content Recommendation - Generative & Large Recommendation Model) - 2027 Start (PhD) TikTok IncMachine Learning Engineer Graduate (E-Commerce Content Recommendation - Generative & Large Recommendation Model) - 2027 Start (PhD)Seattle, WAReframe retrieval as generation: tokenize the item space into semantic IDs (RQ-VAE / SID) and train autoregressive models, grounded in MLLM semantics, to generate what a user wants next - collapsing the traditional "multi-channel retrieval + ranking" funnel into a single generative stage. Use large models real-world knowledge to mine latent user interests and semantic representations beyond what pure ID co-occurrence can express; use reasoning models to run explicit chain-of-thought inference over long-horizon user intent, making the system materially better at discovery and novelty.
Machine Learning Engineer Graduate (E-Commerce Supply Chain & Logistics - LLM/Agent) - 2027 Start (PhD) TikTok IncMachine Learning Engineer Graduate (E-Commerce Supply Chain & Logistics - LLM/Agent) - 2027 Start (PhD)Seattle, WABuild and land domain LLM model capabilities for e-commerce supply chain and logistics, covering continued pre-training / CPT, SFT, preference optimization, reinforcement learning such as GRPO / PPO, reward or judge model design, model compression, inference cost and latency optimization, and business applications such as address correction, trajectory prediction, logistics cost analysis, customer service semantic understanding, and root-cause analysis. Design and improve agent architecture and engineering systems, including runtime orchestration, memory and state management, model / tool routing, permission-safe execution, observability, benchmark and Golden Set evaluation, badcase attribution, regression testing, online feedback loops, and continuous evolution mechanisms that improve context, skills, workflows, and model behavior over time.
Integrated Marketing & Operation Project Intern (TikTok Shop - US Operation) - 2026 Start (BS/MS) TikTok IncIntegrated Marketing & Operation Project Intern (TikTok Shop - US Operation) - 2026 Start (BS/MS)Seattle, WACollaborate and coordinate across stakeholders, including working with internal account managers, user research, creator manager, and other cross-functional teams (e.g., marketing team, PR, graphic designers, product team, R&D team, etc) for campaign creation and optimization. Assist with the day-to-day operational needs of the campaign & marketing team, including conceptualizing, developing, and executing marketing campaigns, such as sales campaigns, brand campaigns, and other marketing initiatives.
Machine Learning Engineer, Recommendation, E-Commerce Alliance TikTok IncMachine Learning Engineer, Recommendation, E-Commerce AllianceSeattle, WABy cooperating with merchants and creators, we aim to provide high-quality content and a personalized shopping experience for TikTok users, create efficient shopping tools at seller centers, and promote cooperation between merchants and creators. Support the rapid development of TikTok s e-commerce business, serve millions of merchants, explore more efficient business models, satisfy users with the best shopping experience, and promote healthy ecological development Minimum Qualifications.
Machine Learning Engineer Graduate (E-Commerce Recommendation Video) - 2027 Start TikTok IncMachine Learning Engineer Graduate (E-Commerce Recommendation Video) - 2027 StartSeattle, WAFocused on scaling, robustness, and production-quality deployment Minimum Qualifications: Individuals who are completing or have recently completed a Bachelor s degree in Computer Science, Electrical Engineering, Mathematics, Statistics or a related discipline. In today's content-driven commerce landscape, traditional collaborative filtering and supervised learning methods are no longer sufficient.
Tech Lead- E-commerce Recommendation Infrastructure - Seattle TikTok IncTech Lead- E-commerce Recommendation Infrastructure - SeattleSeattle, WAWe work closely with applied machine learning engineers and build scalable systems to support all kinds of innovative algorithms and techniques. Bachelor s degree or above, majoring in Computer Science or related fields.
Enterprise Internal Control Partner, E-commerce - Seattle (Mandarin Speaker) TikTok IncEnterprise Internal Control Partner, E-commerce - Seattle (Mandarin Speaker)Seattle, WADevelop a comprehensive understanding of business operations, analyze operational and financial data to identify high-risk areas and anomalies, provide actionable management insights, and drive continuous optimization of business processes and control frameworks. Preferred Qualifications: Minimum 3 years of relevant experience in internal control, internal audit, risk management, business consulting, or business analysis, preferably within fast-paced or complex business environments.
Machine Learning Engineer Graduate (E-Commerce Recommendation Mall) - 2027 Start (PhD) TikTok IncMachine Learning Engineer Graduate (E-Commerce Recommendation Mall) - 2027 Start (PhD)Seattle, WALong-Term Value and User Experience Modeling: Explore replacing traditional heuristic rule-based systems with LLM and agent capabilities; build next-generation algorithms for measuring and optimizing long-term value (LTV) and user experience, enabling sustainable growth of the platform ecosystem. Experience with long-sequence user behavior modeling, multi-task learning, multi-interest modeling, or large-scale distributed training and inference optimization.
Machine Learning Engineer Graduate (E-Commerce Knowledge Graph) - 2027 Start (PhD) TikTok IncMachine Learning Engineer Graduate (E-Commerce Knowledge Graph) - 2027 Start (PhD)Seattle, WACollaborate closely with our dedicated product managers, astute data scientists, and the strategic product & operation team to craft forward-thinking product strategies and features. Minimum Qualifications: Individuals who are completing or have recently completed a PhD degree in Software Development, Computer Science, Computer Engineering or a related discipline.
HR Business Partner - Global E-commerce Operations (Seattle) TikTok IncHR Business Partner - Global E-commerce Operations (Seattle)Seattle, WAAbout the Team We are on a mission to reshape the E-commerce landscape and here s a unique opportunity for a Human Resources Business Partner to support our Global E-Commerce Operations to do just that. Consult with line management and provide HR guidance when appropriate, including talent development, performance management, and employee relations.
Machine Learning Engineer, Search engine, E-Commerce Alliance TikTok IncMachine Learning Engineer, Search engine, E-Commerce AllianceSeattle, WAJob Responsibilities: Design and build large-scale machine learning algorithms to deeply optimize e-commerce search engines such as ranking, query analysis, and correlation calculation and various business indicators of sorting scenarios, including relevance, click-through rate, conversion rate, etc. By cooperating with merchants and creators, we aim to provide high-quality content and a personalized shopping experience for TikTok users, create efficient shopping tools at seller centers, and promote cooperation between merchants and creators.