Ad Tech and Ranking
620 open positions
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Applied Science Manager, AWS Startups
AmazonSeattle, Washington, United States
$184k–$249k18d
Lead a team of applied scientists and analysts to build data and machine learning capabilities for AWS Startups, focusing on recommendation systems, startup segmentation, and fraud detection.
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Senior Manager ML Engineer eBayAmsterdam 18d Lead a team of applied researchers and ML engineers to build and productionize next-generation Generative AI capabilities (LLMs, multimodal models, agents) for eBay's global ecommerce platform.
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Applied Scientist, Amazon Selection and Catalog Systems (ASCS)
AmazonNew York, New York, United States
$172k–$223k18d
Build state-of-the-art algorithms and GenAI models to infer product identities and relationships at billion-product scale for Amazon's search and browse experiences.
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India - Default Template TekionBangalore HQ 18d Lead a team of applied scientists to build next-generation AI/ML applications on the cloud for the automotive retail ecosystem.
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Data Scientist↗ SPH Media LimitedToa Payoh, S00, SG 19d Lead end-to-end machine learning projects to build AI-driven data infrastructure and deliver high-impact solutions for a fast-moving media business.
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Applied Scientist , Personalization & Ranking↗
AmazonSeattle, WA, US
$143k–$193k19d
Research, design, and development of new AI technologies for Personalization and Recommendation systems, optimizing the shopping experience for millions of customers.
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Applied Science Manager, AWS Startups↗ Amazon Web ServicesSeattle, WA, US $184k–$249k19d Lead a team of applied scientists and analysts to build data and machine learning capabilities for AWS Startups, focusing on founder insights, startup segmentation, and fraud detection.
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Applied Scientist I, Alexa Shopping↗
AmazonSeattle, WA, US
$136k–$184k19d
Improving shopping on Amazon using conversational capabilities of LLMs.
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Principal Applied Scientist MicrosoftUnited States, Washington, Redmond 20d Defining and managing experiments from inception to shipment, creating metrics, ML pipelines, and algorithms while owning problems end-to-end.
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Applied Scientist, Amazon Music - Search Science
AmazonSunnyvale, California, United States
$172k–$222k20d
Build scalable machine learning solutions for music classification, recommender systems, and dialogue to help users discover music on Amazon Music platforms.
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Sr. Applied Scientist, Customer Behavior Analytics (Marketing Measurement Solutions)
AmazonSeattle, Washington, United States
$167k–$226k20d
Develop scalable ML and causal inference solutions to estimate the effectiveness of Amazon marketing efforts and provide actionable insights to marketing teams.
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Senior Software Engineer, AI/ML, Google Research↗
GoogleMountain View, CA, US
$174k–$174k20d
Design, build, and productionize sophisticated machine learning models to understand user intent and advertiser objectives for next-generation AI-driven ad systems.
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Applied Scientist II, Translation Services
AmazonHyderabad, Telangana, India
20d
Design algorithmic solutions using LLM models and data/mathematics to enable automated, high-volume translation across 130+ locales for Amazon's global e-commerce marketplace.
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Senior Data Scientist (They/She/He) – (Hybrid)↗ eDreams ODIGEOBarcelona, CT, ES 20d Design and implement advanced analytics and machine learning solutions to optimize business areas like fraud detection, recommendation engines, personalization, and flight combinations for a global travel platform.
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Senior Applied Scientist, Amazon Music - Search Science, Amazon Music – Search Science
AmazonBengaluru, Karnataka, India
20d
Define and execute the applied science roadmap for music search and content discovery systems, impacting millions of customers worldwide.
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Applied Scientist-II, Amazon Music - Search Science, Amazon Music – Search Science
AmazonBengaluru, Karnataka, India
20d
Design, develop, and deploy end-to-end machine learning systems to improve search retrieval accuracy, latency, and relevance for Amazon Music's audio content discovery.
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Product Data Scientist, YouTube Search and Viewer AI↗ YouTubeSan Bruno, CA, US $138k–$138k20d Analyze experiments, improve foundational search systems, and develop foundational signals for YouTube Search and GenAI viewer experiences.
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Applied Scientist, Pricing Science
AmazonSeattle, Washington, United States
$143k–$193k20d
Build production-scale causal ML pipelines to power Amazon's pricing decisions, bridging econometric analysis and machine learning to optimize customer lifetime value and pricing accuracy.
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Senior Data Scientist, Department of AI Vend Marketplaces ABRemote 21d Develop, experiment with, and build machine learning and AI systems that provide new user experiences and business model innovation for marketplace products.
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Data Scientist UbisoftSingapore, sg 21d Design, build, and maintain machine learning models and AI products deployed in production to drive player retention, engagement, and business value through personalization and decisioning systems.
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Software Engineer, Search Ads in AI Experiences↗
GoogleMountain View, CA, US
$123k–$123k21d
Design, test, deploy, and maintain software solutions for reinventing Search Ads for the AI era, focusing on real-time offer verification, commercial fact-checking, and multi-modal ad rendering.
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Software Development Engineer, Personalization, Amazon Personalization
AmazonSeattle, Washington, United States
$144k–$194k21d
Building systems at the intersection of AI, real-time data, and customer personalization at Amazon scale, leveraging large language models to extract structured knowledge and serve it in real time.
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Applied Scientist, CMT
AmazonBengaluru, Karnataka, India
22d
Design and optimize machine learning models, large language models, and recommender systems to solve complex technical challenges in competitive monitoring and improve customer experience at a worldwide scale.
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Applied Scientist II, CMT
AmazonBengaluru, Karnataka, India
22d
Lead the evolution of Competitive Monitoring systems using machine learning, large language models, and recommender systems to improve customer experience at a worldwide scale.
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Machine Learning Manager AppleShanghai, China 22d Lead the Online Retail Decision Automation team to build applied ML solutions for Apple's Online and Retail stores, delivering personalized shopping experiences and fraud detection.
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Machine Learning Engineer, Monetization Data Alignment TikTokSingapore 24d Building scalable intelligence capabilities for TikTok monetization (ads, e-commerce, short video, live streaming) by developing AI labeling, content understanding, and multimodal reasoning systems.
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Senior Full-Stack Data Scientist - Growth Algorithms StitchfixRemote, USA $180k–$180k25d Design and deploy machine learning algorithms to optimize client acquisition, retention, and reactivation programs in retail.
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Senior Full-Stack Engineer (ML & Data) Stockholm - Hybrid Bumbli Group ABStockholm, Sweden 25d Build AI agents that audit and optimize e-commerce advertising by connecting real profit data to ad accounts and shipping prediction models as production software.
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Senior Machine Learning Scientist IntercomBerlin, Germany 25d Define new ML features, research algorithms, and rapidly prototype ML solutions for customer support agents.
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Applied Scientist III, Sponsored Products and Brands - Advertiser Growth - Cross-border Seller Experience (CBSX)
AmazonSeattle, Washington, United States
$167k–$167k25d
Build agentic and ML systems that autonomously create, structure, and manage ad campaigns for cross-border advertisers on Amazon, removing barriers to growth and simplifying the advertising lifecycle.
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Applied Science Manager, Amazon Digital Advertising↗
AmazonSeattle, WA, US
$184k–$184k25d
Lead a team of scientists to measure the real-world impact of Amazon's marketing at billion-dollar scale, turning petabytes of retail and customer signals into causal insights to optimize ad spend and inform external advertiser tools.
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Senior Principal Applied AI Scientist PreplyLondon 25d Lead the development of AI-driven personalized learning solutions and shape the scientific roadmap for intelligent tutor systems.
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Senior Software Engineer: AI SwayableNew York $175k–$175k26d Building, maintaining, and optimizing the high-performance analytics engine and AI/ML tools that power Swayable's core product for measuring public opinion and ad impact.
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Software Development Engineer , Adaptive Search Relevance
AmazonSeattle, Washington, United States
$144k–$194k26d
Build a multi-agent orchestration platform that autonomously executes ML research workflows from hypothesis generation to production deployment for Amazon's Sponsored Products Search Relevance.
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(USA) Staff, Data Scientist↗ WalmartSunnyvale, CA, US $143k–$143k26d Provide technical leadership for large-scale Search and Personalization initiatives, driving the design and deployment of advanced AI solutions to improve customer discovery and business outcomes.
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Applied AI Science Co-op - Embedding models and Personalization↗ AncestryRemote 26d Research and implement methods to improve representation learning, embedding quality, and personalized ranking systems for family history content discovery and personalization.
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Applied Scientist, Customer360
AmazonSeattle, Washington, United States
$143k–$193k27d
Build real-time contextual intelligence systems using LLMs and semantic retrieval to personalize Amazon customer experiences.
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Sr. Applied Scientist, Sponsored Products Off-Search Sourcing↗
AmazonPalo Alto, CA, US
27d
Designing and developing Generative AI, deep learning, multi-objective optimization, and reinforcement learning solutions to transform ad retrieval, auctions, and whole-page relevance for personalized shopping experiences.
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Software Engineer, Cross Border Science and Analytics
AmazonBengaluru, Karnataka, India
27d
Build and deploy ML-powered systems for cross-border product discovery, selection optimization, compliance automation, and demand forecasting across 20+ international marketplaces.
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Applied Scientist, Prime Video Commerce Insights
AmazonLondon, England, United Kingdom
27d
Develop and deploy customer-facing ML models to personalize commerce decisions (subscriptions, channels, transactions) across Prime Video, serving hundreds of millions of customers.
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Applied Scientist , Sponsored Products
AmazonNew York, New York, United States
$172k–$223k27d
Define and lead science initiatives from problem framing through production deployment for video advertising experiences, bridging human creativity with generative AI to transform the advertising lifecycle.
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Senior Applied Scientist, Sponsored Products and Brands
AmazonNew York, New York, United States
$184k–$249k27d
Improving the quality of agentic solutions and their impact within the ads delivery stack using generative AI and LLMs.
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Member of Technical Staff (Search Quality Analyst) PerplexityBelgrade 27d Design metrics, build data pipelines, and improve the quality of search and answer systems at the intersection of data analysis and engineering.
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Staff AI Scientist - Consumer Group AI↗ IntuitMountain View, CA, US $210k–$210k27d Lead end-to-end model architecture and apply AI science to align model metrics with business goals for consumer-facing applications.
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Machine Learning Engineer (Data Mining) - TikTok Shop TikTok Pte. Ltd.Singapore 28d Develop data-empowered capabilities and data mining pipelines for TikTok's e-commerce platform to extract insights and actionable data assets from massive datasets.
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Machine Learning Engineer Rezolve AiSingapore 28d Design, develop, and optimize machine learning models to solve complex business and customer problems in AI-driven commerce.
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Senior Applied Science Manager, Alexa for Shopping (Rufus)
AmazonPalo Alto, California, United States
$219k–$219k28d
Managing a team to build and align Large Language Models (LLM) and Vision-Language Models (VLM) for Amazon's AI-powered shopping assistant, ensuring personalized and proactive customer experiences.
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