Ad Tech and Ranking
547 open positions
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Sr. Data Scientist - Virtual - Freewheel ComcastVirtual $93k–$93k2mo Architecting and delivering enterprise AI/ML solutions, including optimization, forecasting, recommendation systems, and Generative AI, to solve complex business problems and drive measurable value.
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Applied Scientist, Tablets
AmazonSeattle, Washington, United States
2mo
Design and deploy state-of-the-art recommendation models to reshape customer experience on Amazon tablets using large-scale computing resources.
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Staff Data Scientist - Search and Discovery CoupangShanghai 2mo Lead the Data Science function for Coupang's Search and Discovery team to optimize the customer journey from query understanding to personalized recommendations for millions of daily shoppers.
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Senior Applied Scientist, JP Seller Services
AmazonTokyo, Japan
2mo
Design and build AI-native science platforms and intelligent systems to automate hypothesis validation, causal analysis, and model deployment for seller-facing business decisions.
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Senior ML Science Manager IntercomDublin, Ireland 2mo Managing and mentoring a team of 10+ ML scientists to define new ML products, research algorithms, and rapidly ship prototypes for customer-facing AI support agents.
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Applied Scientist II - Recommendation Systems GlanceBangalore 2mo Design, build, and deploy large-scale recommendation systems and intelligent ML models powering personalized lock screen and live entertainment experiences on Glance AI's commerce platform.
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Data Scientist TeliacompanyVilnius $4k–$7k2mo Strategic Data Scientist building and scaling deep learning models to power personalization features for millions of viewers.
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Applied Scientist II, Amazon Search
AmazonSeattle, Washington, United States
$143k–$193k2mo
Build and ship large-scale relevance and ranking models for natural-language search to interpret complex shopping queries and retrieve relevant products.
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Data Scientist II ScribdincSan Francisco $97k–$97k2mo Design and deploy high-impact AI and ML systems for content classification, search, recommendations, and generative models at scale.
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Senior Applied Scientist (Bing Places) MicrosoftUnited States, Washington, Redmond 2mo Design, implement, and evaluate ML- and LLM-based models to improve Bing Places quality, relevance, and coverage, driving work from problem formulation and data analysis through production deployment and live flighting.
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Senior Applied Scientist - Moloco Ads
MolocoSeattle - Office
$188k–$188k2mo
Operate and optimize Moloco's software systems, focusing on infrastructure engineering, machine learning components, and data analysis to ensure safe, efficient, and reliable ad auction performance.
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Applied Scientist (응용 과학자)
MolocoSeoul - Office
2mo
Leading research projects to evaluate system health, debug production issues, and drive performance improvements and cost reductions for AI advertising solutions.
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Senior Research Scientist - Personalization/Ads Ranking OuryahooUnited States of America $128k–$128k2mo Designing and scaling advanced ranking, personalization, and monetization models for Yahoo Mail's user experience and revenue optimization.
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Applied Science Manager, Translation Services
AmazonSeattle, Washington, United States
$184k–$249k2mo
Lead the technical vision and science roadmap for machine translation, multimodal content (image/video), and automated quality evaluation at Amazon scale.
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Machine Learning Scientist, Algorithmic Recommendations (Email Targeting) ThenewyorktimesNew York, NY $121k–$121k2mo Apply machine learning methods to optimize NYT's targeted email strategy, helping users discover relevant content across the website, apps, and emails.
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Manager, Data Science RenttherunwayBrooklyn, NY (Rent the Runway HQ) $160k–$160k2mo Lead a Data Science team to build machine learning solutions, recommendation systems, and AI-powered capabilities that drive customer personalization and business outcomes for a fashion rental platform.
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Sr Applied Scientist 2kDublin, Ireland 2mo Design, develop, and iterate on machine learning models to power core game experiences including matchmaking, skill rating systems, recommender systems, and in-game economy for the NBA 2K franchise.
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Professional Machine Learning Entwickler (m/w/d) Gen AI & Recommender Systems Explorer Check24Erfurt, Thüringen, de 2mo Developing generative AI and machine learning applications, specifically recommender and ranking systems, to power personalized recommendations for the CHECK24 Explorer travel portal.
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Sr. Applied Scientist, Sensors, Sensor Algorithms
AmazonSunnyvale, California, United States
$192k–$260k2mo
Develop sensor-based algorithms and machine learning models to power next-generation experiences across Amazon's device ecosystem (Echo, Kindle, Fire TV, Fire Tablets).
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Applied Scientist, Prime Video - Marketing Science
AmazonSeattle, Washington, United States
$157k–$213k2mo
Build optimization and forecasting systems for global Prime Video marketing efforts to deliver actionable investment recommendations.
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Senior Applied Scientist, Featured Merchant Algorithm
AmazonSeattle, Washington, United States
2mo
Design and maintain machine learning algorithms that select offers and determine the customer experience around the 'Add to Cart' button and offer price display on Amazon.
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Principal Engineer Consultant in Adtech - Data Science & AI Department Teads1Ljubljana 2mo Designing and operating large-scale distributed machine learning systems for real-time advertising auctions, handling 1B predictions per second.
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Senior Applied AI/ML Scientist - Compass FaireKitchener-Waterloo, ON $171k–$171k2mo Building Compass, an agentic AI retailer assistant that helps independent retailers make smarter buying decisions and take actions on their behalf using Faire's proprietary data.
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Senior Data Scientist - Identity LiveRampSan Francisco, US $130k–$130k2mo Design, implement, and iterate on production-grade machine learning and statistical models powering core identity, entity resolution, and measurement capabilities for LiveRamp's data collaboration platform.
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Principal Applied Scientist, Personalization↗
AmazonSeattle, WA, US
2mo
Architecting next-generation LLM-based reasoning systems and real-time ranking systems to personalize shopping experiences for hundreds of millions of customers at Amazon's scale.
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Staff AI Research Engineer DuolingoNew York, NY $221k–$221k2mo Building AI systems to improve the learning experience and drive business monetization through bandit models and large-scale neural networks.
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Senior Applied Scientist, Sponsored Products↗
AmazonPalo Alto, CA, US
$167k–$226k2mo
Senior Applied Scientist leading end-to-end ML and Generative AI projects for Sponsored Products search, building retrieval, targeting, and ranking systems to serve billions of daily ad impressions.
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Applied Scientist, Shopping Convo Foundations - Pre-purchases Science, Shopping Convo Foundations - Pre-purchases Science
AmazonSeattle, Washington, United States
$143k–$143k2mo
Research and develop novel machine learning approaches to solve complex catalogue expansion and product attribute challenges, translating scientific breakthroughs into production-ready solutions.
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Sr. Applied Scientist – AI Velocity Team, Applied AI Acceleration Solutions Architecture↗ Amazon Web ServicesNew York, NY, US 2mo Design, develop, and deploy statistical models and machine learning pipelines to drive product improvements, business decisions, and customer experience optimization at scale.
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Data Scientist, Digital Advertisement/Marketing - Global Ad Technology Supervisory Department (GATD) RakutenTokyo, Japan 2mo Data Scientist driving end-to-end initiatives for ad delivery optimization, including hypothesis formulation, modeling, online deployment, and continuous improvement for Rakuten's ad serving platform.
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Senior Data Scientist (m/f/d) AutoScout24AutoScout24 core 2mo Design, build, and operate end-to-end machine learning and GenAI systems in production for Autoscout24's marketplace platforms across Europe and Canada.
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Senior Applied Scientist, Amazon Brand Stores
AmazonSeattle, Washington, United States
$167k–$167k2mo
Building generative AI-powered brand storefronts and advertising experiences to optimize advertiser and shopper engagement at Amazon scale.
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Manager II, Machine Learning – Conversion Visibility PinterestSeattle $189k–$189k2mo Lead a hybrid team of ML and backend engineers to build end-to-end identity and conversion visibility solutions for Pinterest's ads marketplace, connecting onsite activity with offsite conversions in a privacy-preserving way.
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Data Scientist 2/3, Storefront QuinceUnited States - Palo Alto, CA $171k–$171k2mo Build end-to-end machine learning pipelines for real-time personalization, search, and AI-powered shopping experiences to drive conversion and user satisfaction in a direct-to-consumer retail environment.
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Machine Learning Scientist 4/5 - Generative Models NetflixUSA - Remote $466k–$466k2mo Design and develop ML solutions to generate promotional assets (artwork, trailers, synopses) that help Netflix members discover stories and games.
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Sr Applied Scientist, Core Shopping Data Science↗
AmazonSeattle, WA, US
$167k–$226k2mo
Distill LLM quality judgments into compact online models and model customer responses to shopping defects to inform ranking objectives.
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Principal Applied Scientist, Selling Partner Selection Success
AmazonSeattle, Washington, United States
$199k–$269k2mo
Lead machine learning and AI initiatives to create scalable seller-facing solutions that help sellers grow their business and optimize key processes on Amazon.
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Applied Scientist Manager MicrosoftUnited States, Washington, Redmond 2mo Design and deliver scalable, data-driven solutions translating advanced research into real-world product improvements while leading a team of applied scientists.
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Senior Data Scientist (Sota Team) SemrushEspaña 2mo Build and improve LLM- and NLP-based systems for AI Search optimization products, focusing on brand extraction, domain mapping, and entity extraction.
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Head of Machine Learning Engineering TrainlineLondon 2mo Define and lead ML strategy, team, and delivery for the Core Experience pillar (search, pricing, payments, fare intelligence, conversational interfaces) to improve customer experience and drive business outcomes.
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Applied Scientist II, Partner Science↗
AmazonNew York, NY, US
$143k–$143k2mo
Design, build, and productionize ML/AI and econometric solutions to improve how advertisers find, work with, and succeed through partners.
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Staff Data Scientist (Data & Audience Platform Team), Hyderabad WarnerbrosHyderabad - Phoenix Equinox Tower 2 3mo Design and build end-to-end machine learning systems for customer growth, retention, and lifetime value optimization on the Max streaming platform.
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Applied Scientist, International Machine Learning
AmazonBengaluru, Karnataka, India
3mo
Design, develop, evaluate, and deploy scalable machine learning models to optimize business processes, analyze historical data, and solve real-world problems for Amazon's India Consumer Businesses.
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