Ad Tech and Ranking
546 open positions
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Senior Data Scientist, Department of AI Vend Marketplaces ABRemote 17d 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 18d 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–$123k18d
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–$194k18d
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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Software Development Engineer, Personalization, Amazon Personalization
AmazonSeattle, Washington, United States
$144k–$194k18d
Build 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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Sr. Applied Scientist, Sponsored Products Off-Search Sourcing
AmazonSeattle, Washington, United States
18d
Designing and developing Generative AI, deep learning, and reinforcement learning solutions to transform ad retrieval, auctions, and whole-page relevance for personalized shopping experiences.
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Principal Applied Scientist, Prime Video Personalization & Discovery , PV Personalization & Discovery, Principal Applied Scientist, PVPD
AmazonSeattle, Washington, United States
$229k–$229k19d
Invent, develop, and deploy groundbreaking AI solutions for personalized, relevant, and delightful experiences for millions of global customers on Prime Video.
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Applied Scientist, CMT
AmazonBengaluru, Karnataka, India
19d
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
19d
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 Engineer, Monetization Data Alignment TikTokSingapore 20d 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–$180k21d 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 21d 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 21d 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–$167k22d
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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Senior Principal Applied AI Scientist PreplyLondon 22d Lead the development of AI-driven personalized learning solutions and shape the scientific roadmap for intelligent tutor systems.
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Applied Science Manager, Amazon Digital Advertising↗
AmazonSeattle, WA, US
$184k–$184k22d
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 Software Engineer: AI SwayableNew York $175k–$175k22d 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–$194k23d
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–$143k23d 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 23d 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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Software Development Engineer , Adaptive Search Relevance
AmazonSeattle, Washington, United States
$144k–$144k23d
Build a multi-agent orchestration platform that autonomously executes ML research workflows to accelerate the delivery of relevant sponsored products to Amazon shoppers.
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Intermediate Data Scientist - Bees Data BeesBrasil 23d Develop and implement machine learning and deep learning algorithms for portfolio optimization, recommendations, personalization, promos, segmentation, imputation, and insights discovery.
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Snr Applied Scientist MicrosoftEgypt, Cairo, Cairo 23d Discover and apply insights from massive data sets to resolve customer pain points by developing and deploying ML, deep learning, and LLM-based solutions for conversion, user profiling, and commerce intelligence.
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Senior Applied Scientist, Sponsored Products and Brands
AmazonNew York, New York, United States
$184k–$249k24d
Improving the quality of agentic solutions and their impact within the ads delivery stack using generative AI and LLMs.
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Staff AI Scientist - Consumer Group AI↗ IntuitMountain View, CA, US $210k–$210k24d 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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Member of Technical Staff (Search Quality Analyst) PerplexityBelgrade 24d 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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Applied Scientist, Customer360
AmazonSeattle, Washington, United States
$143k–$193k24d
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
24d
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
24d
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
24d
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–$223k24d
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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Machine Learning Engineer (Data Mining) - TikTok Shop TikTok Pte. Ltd.Singapore 24d 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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Senior Applied Science Manager, Alexa for Shopping (Rufus)
AmazonPalo Alto, California, United States
$219k–$219k25d
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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Senior Software Development Engineer, Customer 360
AmazonSeattle, Washington, United States
$168k–$227k25d
Develop a unified customer personalization service leveraging advanced AI and machine learning to deliver real-time, personalized experiences across Amazon's diverse businesses.
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Software Development Engineer - GenAI/ML, Amazon Selection and Catalog Systems (ASCS)
AmazonSeattle, Washington, United States
$144k–$194k25d
Design and implement distributed systems using LLMs and multi-modal ML models to classify products into Amazon's catalog, mining unstructured data (images, text) to drive product understanding for browsing and searching.
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Marketing Engineer FonioVienna $65k–$65k25d Build predictive CLTV models and ML scoring systems to optimize paid media targeting and bidding for AI phone agents.
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Sr.Director, Data Science & Data Engineering CoupangMountain View $184k–$184k26d Lead a global 20-person organization of Data Scientists and Data Engineers to optimize Search and Discovery experiences using LLMs, ranking models, and personalization systems.
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Applied Scientist II, Prime Video Personalization and Discovery Science, Prime Video - Personalization and Discovery Science
AmazonSunnyvale, California, United States
$143k–$143k26d
Develop foundation models for content understanding and time sequence models to predict customer behavior patterns and viewing trajectories for Prime Video personalization and discovery.
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Applied Scientist, Amazon Customer Service
AmazonSeattle, Washington, United States
$143k–$193k26d
Design and develop scalable AI-powered technology solutions using GenAI, ML, and NLP to transform complex business requirements into innovative customer service solutions.
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Sr. Machine Learning Engineer, Sponsored Products and Brands↗
AmazonSeattle, WA, US
$168k–$227k26d
Architecting scalable GenAI systems and multi-task recommendation engines to reimagine Amazon's advertising stack for global advertisers.
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AI/ML Engineer, Hiring Intelligence, Science & Experimentation (HIRISE)
AmazonArlington, Virginia, United States
$168k–$227k26d
Building state-of-the-art AI systems, machine learning algorithms, and advanced software tools to reinvent the hiring process and deliver scale, sophistication, and accuracy for Amazon Talent Acquisition operations.
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Senior Applied Scientist, CBA
AmazonSeattle, Washington, United States
$167k–$226k26d
Developing transformer-based foundation models of customer behavior to estimate causal effects of customer actions on long-term value for Amazon's Retail business.
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Director of Engineering, Search Query Understanding and Guidance OuryahooUnited States of America $161k–$161k26d Lead the design and implementation of large-scale, evolving ML-based solutions and systems for Yahoo's core guidance, query understanding, orchestration, optimization, and generative search engine.
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Sr. Applied Scientist, Prime Video - Personalization and Discovery Science, Prime Video - Personalization and Discovery Science
AmazonSunnyvale, California, United States
$167k–$167k26d
Building and guiding machine learning models from the ground up to power recommendation and personalization experiences for Prime Video customers.
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(Senior) Data Scientist (all genders) FlaconiBerlin, Berlin, Germany 29d Develop and deploy machine learning, Generative AI, and Agentic AI solutions to optimize e-commerce operations across Europe.
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Applied Scientist II, International Machine Learning
AmazonBengaluru, Karnataka, India
1mo
Build and deploy advanced machine learning systems to optimize millions of daily transactions, analyze terabytes of data, and solve real-world business problems for Amazon's India Consumer Businesses.
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Applied Scientist, PXT Central Science
AmazonArlington, Virginia, United States
$143k–$143k1mo
Design, develop, and deploy large-scale machine learning systems to solve complex business problems, specifically personalizing manager on-boarding and development experiences.
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