• Visa Inc. (Bellevue, WA)
    We are looking for a versatile, curious, and energetic Principal Data Scientist to join our team of passionate and dedicated engineers. We are the backbone ... and we thrive on solving complex challenges on a global scale! As a Principal Data Scientist , you will be an integral part of a multi-functional development… more
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  • Curative AI (Bellevue, WA)
    …potential. The Opportunity Curative AI, Inc. is seeking a highly skilled and experienced Principal Data Scientist for our rapidly growing company. Our ... processing, enhanced clinical decision support, and much more. As a Senior Data Scientist , you'll play a crucial role in developing and implementing innovative… more
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  • Curative AI (Bellevue, WA)
    An innovative healthcare tech startup is seeking a Principal Data Scientist to lead AI and machine learning projects. You will develop transformative ... healthcare processes. Strong experience in AI technologies, cloud platforms, and data analysis is required. A comprehensive benefits package and a competitive… more
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  • Gusto (Seattle, WA)
    …with extensive experience (10+ years) applying their expertise in a business environment. As a Principal Data Scientist , you will play a crucial role in ... of our organization. The ideal candidate is a trusted data storyteller with strong statistical and coding skills, and...closely with our Product, Engineering, Design, Finance, and other Data teams to become an expert in the … more
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  • Visa Inc. (Bellevue, WA)
    A global payments technology company is seeking an experienced Principal Data Scientist to enhance their data products using AI technology. The ... systems. Responsibilities include defining technical standards, mentoring staff, and ensuring data quality across products. The role requires a strong background in… more
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  • Ll Oefentherapie (Seattle, WA)
    …Generative AI & Analytics modeling research and development efforts. As a Senior Principal Applied Scientist in the Generative AI Science team, you will ... and Analytics solutions that delight our customers with the confidence that their data is safe and protected. We are seeking an exceptional applied scientist more
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  • Asct (Seattle, WA)
    …ways of seeing the world and solving problems. We are seeking a Staff Scientist to join the Tobacco‑Related Health Disparities (TREHD) research team, led by ... Principal Investigator Jaimee Heffner, PhD, in the Public Health...cessation in diverse populations using digital platforms. The Staff Scientist will work under the direction of Dr. Jaimee… more
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  • Rpiprint (Tukwila, WA)
    …Medical, Dental, Vision, Disability, Life Insurance, 401(k) with match, PTO, equity Principal Machine Learning Scientist Preferred Location: Seattle, WA (Hybrid: ... production. The Role Reporting to the VP of Product & Design , the Principal Machine Learning Scientist will architect, research, and deploy advanced ML models… more
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  • Amazon (Seattle, WA)
    …of building AI models for business application. 5+ years as a science leader or staff/ principal level scientist . PhD, or Master's degree and 10+ years of CS, CE, ... customers rely on the completeness, consistency and correctness of Amazon's product data to make well-informed purchase decisions. We develop LLM applications that… more
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  • Principal Data Scientist

    Microsoft Corporation (Redmond, WA)
    …item embeddings, sequence models, transformer-based architectures, and two-tower models. Additionally, the Principal Data Scientist should have a solid ... online experiments such as A/B tests, guardrails, and statistical significance. The Principal Data Scientist will demonstrate software engineering… more
    Microsoft Corporation (01/07/26)
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  • Principal Data Scientist

    Microsoft Corporation (Redmond, WA)
    … science problems across users, advertisers, and publishers. We are looking for a ** Principal Data Scientist ** leader, creative modeling geeks who are ... **Overview** We are inviting you to join the Microsoft Advertising Data Science Team. Microsoft Advertising platform is the single stop shop for all monetization… more
    Microsoft Corporation (01/11/26)
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  • Principal Data Scientist

    Microsoft Corporation (Redmond, WA)
    …guide product strategy and unlock growth across our developer ecosystem. We're looking for a ** Principal Data Scientist - CoreAI** with a track record of ... to shape the future with Artificial Intelligence (AI). Our **Growth and Data Science team** spans both Microsoft's Developer Division and AI Foundry. We… more
    Microsoft Corporation (12/20/25)
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  • Principal Data Scientist

    Microsoft Corporation (Redmond, WA)
    …people work; and market design for software resellers. We are looking for a ** Principal Data Scientist ** with broad technical skills, business acumen, and ... the company to pursue commercial value using economics and data science. Examples of our work include algorithms that...others. They know how to tell good stories through data , how to visualize, and how to use many… more
    Microsoft Corporation (12/17/25)
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  • Principal Data Scientist

    Microsoft Corporation (Redmond, WA)
    …to work as an engineer, where it is fast and easy to do great work. As a Principal Data Scientist , you will partner closely with engineering and data ... teams to drive insights into developer productivity. Your work will span data collection, metric research, dashboard development, and the creation of compelling,… more
    Microsoft Corporation (12/09/25)
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  • Principal Data and Applied…

    Microsoft Corporation (Redmond, WA)
    …Microsoft Entra, provide secure, seamless access to applications, devices, and data while protecting users from evolving cyber threats. With passwordless ... preventing, detecting, and responding to security threats. We're seeking a **_Principal Data and Applied Scientist_** to lead advanced analytics and machine learning… more
    Microsoft Corporation (01/06/26)
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  • Principal Applied Scientist

    Amazon (Bellevue, WA)
    …the development of industry-leading technology with multimodal systems. As a Principal Scientist within the Artificial General Intelligence (AGI) organization, ... team is looking for a passionate, talented, and inventive Principal Applied Scientist with a strong deep...experience. - First‑author research on scaling laws, evaluation metrics, data mixture optimization, data efficiency, neural network… more
    Amazon (11/19/25)
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  • Principal Applied Scientist

    Amazon (Bellevue, WA)
    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...- First author research on scaling laws, evaluation metrics, data mixture optimization, data efficiency, or neural… more
    Amazon (12/25/25)
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  • Sr. Principal Scientist , Secure…

    Amazon (Seattle, WA)
    …team of 650+ technologists and multiple tier-1 services, we're seeking a Senior Principal Scientist to spearhead our AI research and development initiatives. ... multiple research teams and beyond SWE's boundaries. Key job responsibilities As a Senior Principal Scientist in Secure Work Enablement (SWE), you will have deep… more
    Amazon (01/06/26)
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  • Principal Applied Scientist

    Microsoft Corporation (Redmond, WA)
    **Overview** The Business and Industry Solutions (BIS) team is looking for a ** Principal Applied Scientist ** . Do you want to shape the future of the autonomous ... and Industry Solutions (BIS) team is looking for a Principal Applied Scientist to drive innovation at...+ Drive strategic impact by identifying and leading high-leverage data science and analytics initiatives across multiple product domains.… more
    Microsoft Corporation (01/04/26)
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  • Principal Applied Scientist

    Microsoft Corporation (Redmond, WA)
    …intersection of innovation and applied machine learning. We are looking for a ** Principal Applied Scientist ** to help us deliver breakthrough applied machine ... search-to solve complex challenges in Copilot-driven enterprise search. As a Principal Applied Scientist , you'll be responsible for delivering mission-critical… more
    Microsoft Corporation (12/21/25)
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