Ad Tech and Ranking
539 open positions
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Senior Applied Scientist , Sponsored Products and Brands Ads Response Prediction
AmazonPalo Alto, California, United States
$167k–$167k10d
Develop scalable machine learning and Generative AI models to predict ad response and optimize the advertising lifecycle for Sponsored Products and Brands.
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Applied Scientist I, Alexa Shopping
AmazonSeattle, Washington, United States
$136k–$184k10d
Improving shopping on Amazon using conversational capabilities of LLMs.
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Software Development Engineer
AmazonNew York, New York, United States
$144k–$144k10d
Build AI-powered bidding controls and recommendation systems, agentic architectures, and experimentation platforms to help advertisers optimize campaigns on Amazon.
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Applied Scientist, Perfect Order Experience (POE)
AmazonSeattle, Washington, United States
$143k–$193k10d
Develop and deploy domain-specific foundation models (GenAI, LLM, tabular, behavior) for product risk detection, seller interaction analysis, and future behavior prediction to enhance the Amazon seller ecosystem.
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Multimodal LLM Algorithm Engineer Intern (Global E-Commerce, Knowledge Graph) - 2027 Start (PhD)↗ ByteDanceSingapore, S00, SG 10d Build multimodal content understanding, product understanding, semantic matching, pricing intelligence, and intelligent Agent capabilities for global content-commerce scenarios.
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Senior Data Scientist Reinforcement Learning – Offer Intelligence (m/f/d)↗ SixtLisboa, P11, PT 10d Architect and productionize advanced probabilistic models (Bayesian regression, SVI, bandits) to power pricing strategy and offer personalization for millions of daily decisions.
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Senior Machine Learning Engineer, Ads Response Prediction InstacartRemote $180k–$180k10d Develop and optimize ML models for Instacart's ads ecosystem, focusing on pCTR modeling, debiasing, and multi-task learning to improve ad relevance and revenue.
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Senior Data Scientist (Consumer Experience) GrabSingapore, sg 10d Enhancing a communications targeting system by developing relevance ranking, translation models, and agentic marketing content generation projects.
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Applied Scientist III InMobiBangalore 11d Design and implement mathematically rigorous algorithms for real-time auctions, dynamic pricing, and traffic allocation in a massive-scale ad marketplace.
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Sr. Applied Scientist , Personalization
AmazonSeattle, Washington, United States
$167k–$226k11d
Build state-of-the-art recommendation models to tailor product, program, and content displays on Amazon's retail website, enhancing customer discovery and shopping experience without explicit user input.
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Applied Scientist II, Amazon Music
AmazonBengaluru, Karnataka, India
11d
Design, train, and deploy machine learning models and algorithms to solve real-world problems at global scale, powering customer experiences and business decisions.
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Applied Scientist , Personalization & Ranking
AmazonSeattle, Washington, United States
$143k–$193k11d
Research, design, and development of new AI technologies for Personalization and Recommendation systems to optimize the shopping experience for millions of customers.
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Principal Applied Scientist↗ MicrosoftRedmond, WA, US $166k–$166k11d Lead advanced research and applied techniques to improve relevance for the next generation of search using large language models (LLMs) and AI at scale.
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Senior ML Engineer / Data Scientist Sigma-SoftwareRemote 11d Design and develop a self-learning Postlog and Prelog recognition system using LLMs to extract structured data from media layouts and improve entity matching.
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Machine Learning Engineer, Multimodal - Intelligent Integrity TikTokSingapore 11d Build a next-generation large model-based commercial intelligence review system for TikTok monetization, focusing on ad content understanding, security, and risk judgment.
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Staff Data Scientist (Catalog) CoupangTaipei 11d Design next-generation catalog systems using agentic workflows and multi-modal LLMs to enrich product data (images, videos, reviews) and improve customer purchase decisions.
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Senior Applied Scientist, Advertising
AmazonNew York, New York, United States
$184k–$249k12d
Design and implement deep learning models to optimize ad matching for Amazon's programmatic advertising products, predicting customer propensity to convert using behavioral and contextual data.
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Applied Scientist, Traffic Quality
AmazonBengaluru, Karnataka, India
12d
Build advanced capabilities at petabyte scale to detect sophisticated invalid traffic (IVT), including non-human traffic, bot networks, and fraudulent engagement patterns in programmatic advertising.
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Applied Science Manager, Amazon Digital Advertising
AmazonSeattle, Washington, United States
$184k–$184k12d
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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Applied Scientist, Sponsored Products and Brands
AmazonSeattle, Washington, United States
$143k–$143k12d
Design and deploy generative AI and large language model solutions to mine shopper behavioral data, model intent and preferences, and optimize the advertising experience for customers and advertisers.
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Senior Applied AI/ML Scientist - Brand Growth FaireSan Francisco, CA $211k–$211k14d Develop algorithmic solutions for notification, recommender systems, advertising attribution, and LTV predictions to help independent brands grow on a two-sided wholesale marketplace.
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Senior Manager ML Engineer eBayAmsterdam 15d 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 Science Manager, AWS Startups
AmazonSeattle, Washington, United States
$184k–$249k15d
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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India - Default Template TekionBangalore HQ 15d 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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Software Development Engineer, Sponsored Products and Brands
AmazonPalo Alto, California, United States
$165k–$224k15d
Build hyper-scale online systems, offline data pipelines, and machine learning infrastructure using Generative AI and LLMs to power personalized ad experiences across Amazon's shopping surfaces beyond Search.
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Applied Scientist, Amazon Selection and Catalog Systems (ASCS)
AmazonNew York, New York, United States
$172k–$223k15d
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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Sr AI Engineer- Item Science TargetBangalore,India 15d Design and implement GenAI, Computer Vision, NLP, and ML algorithms to power solutions for Mech/item Digital partners.
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Data Scientist↗ SPH Media LimitedToa Payoh, S00, SG 16d 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–$193k16d
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 Scientist I, Alexa Shopping↗
AmazonSeattle, WA, US
$136k–$184k16d
Improving shopping on Amazon using conversational capabilities of LLMs.
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Applied Science Manager, AWS Startups↗ Amazon Web ServicesSeattle, WA, US $184k–$249k16d 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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Product Data Scientist, YouTube Search and Viewer AI↗ YouTubeSan Bruno, CA, US $138k–$138k17d Analyze experiments, improve foundational search systems, and develop foundational signals for YouTube Search and GenAI viewer experiences.
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Applied Scientist-II, Amazon Music - Search Science, Amazon Music – Search Science
AmazonBengaluru, Karnataka, India
17d
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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Applied Scientist II, Translation Services
AmazonHyderabad, Telangana, India
17d
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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Sr. Applied Scientist, Customer Behavior Analytics (Marketing Measurement Solutions)
AmazonSeattle, Washington, United States
$167k–$226k17d
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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Applied Scientist, Pricing Science
AmazonSeattle, Washington, United States
$143k–$193k17d
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 Software Engineer, AI/ML, Google Research↗
GoogleMountain View, CA, US
$174k–$174k17d
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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Senior Applied Scientist, Amazon Music - Search Science, Amazon Music – Search Science
AmazonBengaluru, Karnataka, India
17d
Define and execute the applied science roadmap for music search and content discovery systems, impacting millions of customers worldwide.
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Senior Data Scientist (They/She/He) – (Hybrid)↗ eDreams ODIGEOBarcelona, CT, ES 17d 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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Applied Scientist, Amazon Music - Search Science
AmazonSunnyvale, California, United States
$172k–$222k17d
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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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 17d 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 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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