- Capital One (San Jose, CA)
- Principal Data Scientist , AI Foundations Data is at the center of everything we do. As a startup, we disrupted the credit card industry by ... 200 company and a leader in the world of data -driven decision-making. As a Data Scientist...time and agony in their financial lives. **Team Description** AI Foundations Specialist Models Data Science team… more
- Microsoft Corporation (Mountain View, CA)
- …Security products, turning cutting-edge research into dependable, production-ready capabilities. As a ** Principal Applied Scientist - Security AI Models** , ... lead end-to-end model development for security scenarios, including privacy-aware data curation, continual pretraining, task-focused fine-tuning, reinforcement learning, and… more
- Microsoft Corporation (Mountain View, CA)
- …Security products, turning cutting-edge research into dependable, production-ready capabilities. As a ** Principal Applied Scientist - Security AI Models** , ... lead end-to-end model development for security scenarios, including privacy-aware data curation, continual pretraining, task-focused fine-tuning, reinforcement learning, and… more
- Walmart (Sunnyvale, CA)
- …products/solutions. **More about Marketplace:** https://marketplace.walmart.com/ **What you'll do:** As a ** Principal Data Scientist ** , you'll have the ... Summary:** Walmart Marketplace is seeking a Principal Scientist with a strong educational background in Data... data -driven applications. + Hands on experience building data -science, machine learning or AI based products/solutions.… more
- Walmart (Sunnyvale, CA)
- …include ability to build, deploy, maintain and troubleshoot large scale systems. As a Principal (ML Engineer) Data Scientist , you'll have the opportunity to ... **Position Summary ** **What you'll do ** The Catalog Data Science Team at Walmart Global Tech is focused...is focused on using the latest research in generative AI (GenAI), artificial intelligence ( AI ), machine learning… more
- Microsoft Corporation (Mountain View, CA)
- …SCHIE org designed to improve efficiency, quality and innovation and our looking for ** Principal Data Scientist ** to join our team! **Responsibilities** + ... advanced visualizations to cloud engineering and management partners. We are looking for a Data Scientist and AI expert to support our custom data … more
- Microsoft Corporation (Mountain View, CA)
- The Bing organization is looking for a ** Principal Data Scientist ** . The team is pushing the boundaries regarding our understanding for how users engage ... and even multiplicative impact on the org. As a Principal Data Scientist in this...at work and beyond. Starting January 26, 2026, Microsoft AI (MAI) employees who live within a 50- mile… more
- Microsoft Corporation (Mountain View, CA)
- Core AI is at the forefront of Microsoft's mission to redefine...is fast and easy to do great work. As a Principal Data Scientist , you will partner ... developer experiences that power the next generation of applications using Generative AI . Our work enables developers and enterprises to harness the full potential… more
- Amazon (Sunnyvale, CA)
- Description As a Principal Applied Scientist within the Artificial General Intelligence (AGI) organization, you are a trusted part of the technical leadership. ... affect the way we build and integrate algorithms. A Principal Applied Scientist will solicit differing views...a critical role in driving the development of Generative AI (GenAI) technologies that can handle Amazon-scale use cases… more
- Walmart (Sunnyvale, CA)
- **Position Summary ** **What you'll do ** We are seeking a Principal Data Scientist to drive innovation within Walmart International Search and ... platform teams to design architectures that integrate seamlessly into production. + **Scale AI in Production** : Work closely with MLOps and engineering teams to… more
- Tarana Wireless (Milpitas, CA)
- …the digital divide in ways previously thought impossible. We're looking for an exceptional Principal Data Scientist to join our team and drive innovation ... analytics and machine learning. In this lead role, you will shape our data science strategy, mentor talented team members, and deliver high-impact solutions that… more
- Microsoft Corporation (Mountain View, CA)
- … science problems across users, advertisers, and publishers. We are looking for a ** Principal Data Scientist ** leader, creative modeling geeks who are ... We are inviting you to join the Microsoft Advertising Data Science Team. Microsoft Advertising platform is the single...at work and beyond. Starting January 26, 2026, Microsoft AI (MAI) employees who live within a 50- mile… more
- Amazon (Palo Alto, CA)
- Description The Sponsored Products (SP) team is looking for a Principal Scientist to help our millions of shoppers intuitively navigate our vast inventory by ... in product and technical innovations every day! As a Principal Scientist in Sponsored Products, you will...abreast of the latest developments in the space of AI /ML/GenAI modeling and identify opportunities to improve the efficiency… more
- Microsoft Corporation (Mountain View, CA)
- …empower users to make trustworthy science-informed decisions. We are looking for a Principal Applied Scientist , Agent Foundry (CoreAI) who is passionate about ... The Foundry Agent Platform organization within Azure AI Platform is at the forefront of building...agents. We are seeking a passionate and skilled Applied Scientist to join the Agent Performance R&D team to… more
- Microsoft Corporation (Mountain View, CA)
- …pitch assets, follow‑ups, and safe CRM updates for our sales agents. As a ** Principal Applied Scientist ** , you will **define technical vision and lead the ... platform, spanning classical machine learning (for analytics on structured data ) and the use of generative AI ...structured data ) and the use of generative AI (for insight summarization). You will set the direction… more
- Microsoft Corporation (Mountain View, CA)
- The Data and AI team in Microsoft's Developer Division is working on the future of AI for Developers! We are a diverse, entrepreneurial and ... and other Microsoft Copilots. We are seeking an entrepreneurial and creative Principal Applied Scientist to lead groundbreaking research projects, taking these… more
- Amazon (Sunnyvale, CA)
- …General Intelligence (AGI) team is looking for a passionate, talented, and inventive Principal Applied Scientist with a strong deep learning background, to lead ... the development of industry-leading technology with multimodal systems. As a Principal Applied Scientist , you are a trusted part of the technical leadership. You… more
- Microsoft Corporation (Mountain View, CA)
- …and open-source software assets that contribute to the Microsoft platform. As a ** Principal ** ** Data Scien** **tist** , you will help drive high-impact ... our customers and their partners, transforming their missions using AI and other cloud-based solutions and services. Data... AI and other cloud-based solutions and services. Data scientists have data management and expertise… more
- Walmart (Sunnyvale, CA)
- …building AI models. Experience working in Customer segmentation space or Customer data space and Ethical AI . + Have experience working with, and fine-tuning ... Data Science Center of Excellence for Customer Data and Identity** to build AI Insights and strategic decision-making through cutting-edge data -driven… more
- Amazon (Santa Clara, CA)
- …Amazon services worldwide. We are hiring an innovative and high-judgement Senior Applied Scientist to develop AI solutions for builders across Amazon's consumer ... Sunnyvale, CA, USA Amazon is seeking an innovative and high-judgement Senior Applied Scientist to join the Privacy Engineering team in the Amazon Privacy Services… more