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Principal Data Scientist (m/f/d)
Lead AI/ML strategy and build predictive and generative models for Canada’s largest auto marketplace, optimizing pricing, search, and personalization at scale.
Principal Data Scientist
Welcome to Warner Bros. Discovery… the stuff dreams are made of. Who We Are… When we say, “the stuff dreams are made of,” we’re not just referring to the world of wizards, dragons and superheroes, or even to the…
Data Scientist, Principal (Senior Software Developer; Systems Software)
Principal Data Scientist role building and evaluating ML models for defensive cyber operations, using Python, Docker, and Kubernetes in a Linux/Windows environment.

Principal Data Scientist, Loom
A Principal Data Scientist at Atlassian uses statistical modeling, experimentation, and data storytelling to drive product and business strategy, collaborating with cross-functional teams to analyze customer engagement and shape roadmaps using SQL, Python, and visualization tools.


Principal Data Scientist (User Understanding Platformisation)
Principal Data Scientist to lead AI-driven user understanding and generative recommendation systems for Grab’s platform, building shared ML capabilities that power personalized search, chatbots, and notifications across Southeast Asia.
Principal Data Scientist_Boston
Lead enterprise Generative AI strategy, designing advanced RAG architectures and evaluation frameworks to deploy production-grade LLM systems with a focus on accuracy, safety, and business impact.
Principal Clinical Data Scientist
Leads clinical data management for Novartis drug trials, ensuring high-quality data collection and compliance with GCP standards while coordinating cross-functional teams.

Principal Data Scientist - AI/ML
Role Overview : As a Principal Data Scientist, you will serve as the technical anchor for our advanced analytics initiatives, bridging the gap between complex algorithmic research and scalable business solutions. You…
Principal Data Scientist, Bank Customer Protection Debit & Claims
Builds ML models to detect fraud and streamline claims for debit card customers, using Python, Spark, and AWS to analyze transaction patterns and improve real-time decisions.
Principal Associate, Data Scientist - Bank Customer Protection Debit & Claims
Build and deploy ML models to detect debit fraud in real time, using Python, Spark, and gradient boosting, while collaborating with engineers and product teams to protect customers.
Principal / Senior Data Scientist
Arlyn AI – AI-Powered Insights for Life Science Arlyn AI (Formerly Quantile) is a New York–based, fast-growing stealth AI startup expanding patient access to life-changing medicines while reducing commercial costs for…
Principal Data Scientist
Lead end-to-end data science projects for consumer markets, designing robust statistical methods and advising senior clients on revenue and strategy using large datasets.
Principal Data Scientist - AI/ML
Key Responsibilities : - Design end-to-end AI/ML and Generative AI architectures using Dataiku DSS. - Define enterprise AI patterns, reusable frameworks, and solution blueprints. - Lead architecture reviews and ensure…
Principal Data Scientist
Lead advanced ML and causal-inference modeling to drive strategic decisions, mentor data scientists, and communicate insights to senior stakeholders at Microsoft.
Principal Data Scientist Lead
Leads advanced data science and causal inference for Microsoft’s customer support AI systems, designing experiments, mentoring teams, and advising executives on high-stakes technical decisions using Python, SQL, and ML frameworks.
Principal Data Scientist
Lead the AI-native personalization platform for a streaming service, designing systems that power Search, Recommendations, and Notifications for millions of users.