Software Development Engineer, Personalization, Amazon Personalization Amazon.com IncSoftware Development Engineer, Personalization, Amazon PersonalizationSeattle, WAThis initiative will revolutionize how we understand and serve our customers, leveraging advanced AI and machine learning techniques to uncover insights from seemingly unrelated interactions across our services. You"ll play an active role in translating business and functional requirements into concrete deliverables and build quick prototypes or proofs of concept in partnership with other technology leaders within the team.
2026 Fall Research Science Internship - United States, PhD Student Science Recruiting Amazon.com Inc2026 Fall Research Science Internship - United States, PhD Student Science RecruitingSeattle, WAYou"ll immerse yourself in a world of data, leveraging your expertise in areas such as optimization, machine learning, statistical modeling, and algorithmic research to uncover hidden patterns and drive meaningful impact. Your day might include conducting literature reviews, running simulations, analyzing datasets, and participating in team discussions where your insights contribute to ongoing research initiatives.
Senior Applied Scientist, APEX Amazon.com IncSenior Applied Scientist, APEXBellevue, WAYou will work on key initiatives spanning large language model fine-tuning, alignment, agentic reasoning, and evaluation - directly shaping the experience for hundreds of millions of customers worldwide. PhD/MS in Computer Science, Electrical Engineering, Machine Learning, Natural Language Processing, or a related technical field, OR Master"s degree with 5+ years of relevant industry experience.
Senior Applied Scientist, Shopping Convo Foundations - Pre-purchases Science Amazon.com IncSenior Applied Scientist, Shopping Convo Foundations - Pre-purchases ScienceSeattle, WAWe span seven workstreams - from products sourcing and Brand entitlement, to designing and evaluating extraction strategies for ASINs, offers, and brand attributes at scale, as well as relevance modeling and search. We drive root cause analysis through human-in-the-loop evaluation, improve how catalog data surfaces in search, optimize business metrics tied to data quality, and build brand intelligence capabilities.
Software Engineer Intern (AML-Engine-Orchestration) - 2027 Start Beijing ByteDance Technology Co LtdSoftware Engineer Intern (AML-Engine-Orchestration) - 2027 StartSeattle, WABuild serving orchestration and traffic management capabilities for disaggregated serving clusters, including topology-aware scheduling, KV Cache affinity, intelligent request routing, and QoS/SLA management. The Data-AML-Engine Orchestration team builds large-scale machine learning infrastructure that powers online model serving across ByteDance products, including TikTok.
Data Lake Infrastructure & Data Analytics Research Engineer Graduate (AML-Ark-US) - 2027 Start Beijing ByteDance Technology Co LtdData Lake Infrastructure & Data Analytics Research Engineer Graduate (AML-Ark-US) - 2027 StartSeattle, WABeyond model serving, we operate large-scale log analytics pipelines that process massive volumes of invocation logs from text models, multimodal models, and agent systems - extracting usage patterns, quality signals, and actionable insights to inform model improvement, system optimization, and product decisions through continuous, data-driven feedback loops. The Applied Machine Learning Ark team combines system engineering and machine learning to develop and operate Large Language Model (LLM) service platforms that offer businesses Model-as-a-Service (MaaS) solutions, serving both large model providers and downstream users.
Sr. Software Development Engineer, Inference Team - AWS Neuron Amazon.com IncSr. Software Development Engineer, Inference Team - AWS NeuronSeattle, WAThe engineer will lead the customization and optimization of open-source inference frameworks (vLLM, SGLang) on AWS Neuron-including core framework logic such as scheduling and model execution-applying state-of-the-art techniques in kernel development, parallel computation, distributed KV cache, speculative decoding, and systems engineering to deliver best-in-class LLM serving performance. The engineer will work closely with model development engineers, performance engineers, compiler engineers, and runtime engineers to ensure end-to-end model performance and deliver production-ready accuracy, scalability, and efficiency across a broad range of models and customer use cases.
Software Development Engineer, Amazon Quick Amazon.com IncSoftware Development Engineer, Amazon QuickSeattle, WAThis is an opportunity to work with an experienced team of engineers and scientists on an innovative AI service within the Information Retrieval space; you will get the chance to work with the newest machine learning technologies, including LLMs, on a product with a high degree of visibility within AWS. We pioneered cloud computing and never stopped innovating - that's why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.
Applied Scientist, Bidding Science and Experimentation Amazon.com IncApplied Scientist, Bidding Science and ExperimentationSeattle, WAAs owners of experimentation, we work closely with not only scientists within our team but also our partners teams to develop new online experiment designs, propose new analysis methodologies to increase the statistical validity and power of our results, and build tools to enable experimenters to rapidly iterate on their ideas. Impact and Career Growth: You will invent new experiences and influence customer-facing shopping experiences to help suppliers grow their retail business and the auction dynamics that leverage native advertising; this is your opportunity to work within the fastest-growing businesses across all of Amazon!
Data Scientist II, Worldwide Design Engineering - Data Science Amazon.com IncData Scientist II, Worldwide Design Engineering - Data ScienceBellevue, WAAt Amazon Worldwide Fulfillment Design and Engineering, we are designing the future and if you are in quest of an iterative fast-paced environment, where you can drive innovation through data visualization products, advance analytics and machine learning at scale, this is your opportunity. In this role, your main focus will be to analyze fulfillment network trends, identify business opportunities, provide project direction, and communicate design and technical requirements within the team and across stakeholder groups.
Senior Data Scientist, Customer Experience and Business Trends Amazon.com IncSenior Data Scientist, Customer Experience and Business TrendsSeattle, WAThis role anchors our Topline View of Retail initiative: an always-on competitive intelligence capability that fuses third-party transaction panels with Amazon"s internal signals to answer how Amazon is winning or losing share of wallet, across segments, categories, and time. Given a new business question and a pile of raw panel and internal data, you are the person who defines what "competitiveness" means, translates it into a defensible, reproducible metric and model, and defends the methodology to skeptical senior stakeholders.
Applied Scientist, Worldwide Grocery Stores - Data and Science Amazon.com IncApplied Scientist, Worldwide Grocery Stores - Data and ScienceSeattle, WADevelop, evaluate, and deploy components of our demand and labor forecasting models, including statistical time-series, Bayesian, and machine-learning models with distributional objectives, with input and guidance from senior scientists. In this role, you will help build forecasting models that drive labor planning across the Amazon Grocery Network, where forecast misses can lead directly to staffing inefficiencies, higher costs, and degraded customer experience.
Research Engineer, Data Lake Infrastructure & Data Analytics Graduate (AML-Ark-US) - 2027 Start (PhD) Beijing ByteDance Technology Co LtdResearch Engineer, Data Lake Infrastructure & Data Analytics Graduate (AML-Ark-US) - 2027 Start (PhD)Seattle, WABeyond model serving, we operate large-scale log analytics pipelines that process massive volumes of invocation logs from text models, multimodal models, and agent systems - extracting usage patterns, quality signals, and actionable insights to inform model improvement, system optimization, and product decisions through continuous, data-driven feedback loops. The Applied Machine Learning Ark team combines system engineering and machine learning to develop and operate Large Language Model (LLM) service platforms that offer businesses Model-as-a-Service (MaaS) solutions, serving both large model providers and downstream users.
Data Scientist, Prime Video Science Amazon.com IncData Scientist, Prime Video ScienceSeattle, WAYou will work close to science: probing why a model behaves the way it does, pressure-testing results before they reach senior leaders, and, where it helps, building your own statistical and causal models. The Prime Video Science team leverages the latest in machine learning and AI techniques combined with causal inference to bring scientific rigor to the biggest decisions in entertainment: what content to make, what to license, and where to invest.
Software Engineer - Data Agent & Agentic Search Beijing ByteDance Technology Co LtdSoftware Engineer - Data Agent & Agentic SearchSeattle, WAWe embrace a pragmatic yet ambitious engineering culture: while continuously publishing innovative research at top-tier conferences such as VLDB and ICDE, we remain strongly focused on real-world impact and commercial adoption, building a comprehensive product portfolio that serves a wide range of search and AI use cases. Several members of our team hold key leadership roles in these communities, including Governing Board Member, Technical Steering Committee Member, PMC Member, and Maintainer, helping shape the evolution of the broader search and database ecosystem through sustained technical contributions.
NewApplied Scientist, Artificial General Intelligence, Frontier AI Amazon.com IncApplied Scientist, Artificial General Intelligence, Frontier AIBellevue, WABesides theoretical analysis and quality framework development, an Applied Scientist will also work closely with talented engineers, domain experts, and vendor teams to put quality strategies and automated judging systems into practice. A critical aspect of this role involves developing and maintaining LLM-as-a-Judge systems, including designing judge architectures, creating evaluation rubrics, and building machine learning models for automated quality assessment.
NewSenior Software Engineer, Frontier AI Organization Amazon.com IncSenior Software Engineer, Frontier AI OrganizationBellevue, WAWe are looking for a talented and experienced Software Development Engineer to join the team and lead the design, development, and optimization of data pre-processing systems at scale with automated benchmarking. Design and build scalable data pre-processing pipelines that handle petabyte-scale datasets across diverse modalities (text, code, structured data, etc.).
NewTechnical Program Manager, AI Enablement, Geo Expansion and Location Strategy Google LLCTechnical Program Manager, AI Enablement, Geo Expansion and Location StrategyKirkland, WAFrom software to hardware our teams are shaping the future of world-leading hyperscale computing, with key teams working on the development of our TPUs, Vertex AI for Google Cloud, Google Global Networking, Data Center operations, systems research, and much more. Were the driving force behind Googles groundbreaking innovations, empowering the development of our cutting-edge AI models, delivering unparalleled computing power to global services, and providing the essential platforms that enable developers to build the future.
NewApplied Scientist , Personalization & Ranking Amazon.com IncApplied Scientist , Personalization & RankingSeattle, WAUsing Amazon's large-scale computing resources, you will ask research questions about customer behavior, build state-of-the-art models to optimize the shopping experience, and run these models directly on the retail website. As an Senior Applied Scientist in our team, you will be responsible for the research, design, and development of new AI technologies for Personalization.
Senior Program Manager, Last Mile Tech SME Amazon.com IncSenior Program Manager, Last Mile Tech SMEBellevue, WAThe work spans three pillars: Tactical (managing daily escalations and resolving complex technical issues), Technical (partnering with engineering to develop tech-driven solutions and optimize systems), and Strategic (building long-term roadmaps defining future capabilities). The SME works across technology and operations teams on the prioritization, development, optimization, and sustainment of the technology and related process in order to positively impact customer experience while supporting business growth.