Data science Jobs in California

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Data Analyst, Operations - USDS

TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A223437A Apply to this job Share this listing: Responsibilities Trust and Safety Operations is a pivotal team within U.S. Data Security. We strive to enable TikTok to become the most trusted and secure platform in the US through operational excellence in content moderation via innovations in technology, optimization in processes and investment in people. We ensure that we enforce our policies based on our community guidelines and we
Posted 37 days ago | Updated 11 hours ago

Senior Analytics Engineer (L5) - In-Game Analytics

Netflix, Inc.

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Remote

Full-time

Netflix is one of the world's leading entertainment services, with over 300 million paid memberships in over 190 countries enjoying TV series, films and games across a wide variety of genres and languages. Members can play, pause and resume watching as much as they want, anytime, anywhere, and can change their plans at any time. Data Science and Engineering ('DSE') at Netflix is aimed at using data, analytics, and sciences to improve various aspects of our business. We are looking for a Senior
Posted 60+ days ago | Updated 11 hours ago

Langgraph, Azure, Databricks, AWS - AI Engineer (Remote)

Mercy

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Remote or Chesterfield, Missouri, USA

Full-time

We're a Little Different Our mission is clear. We bring to life a healing ministry through our compassionate care and exceptional service. At Mercy, we believe in careers that match the unique gifts of unique individuals - careers that not only make the most of your skills and talents, but also your heart. Join us and discover why Modern Healthcare Magazine named us in its "Top 100 Places to Work." Overview: Langgraph, Azure, Databricks, AWS - AI Engineer Position can be remote (Work from Home
Posted 46 days ago | Updated 11 hours ago

GenAI Architect

ConsultNet, LLC

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Remote or Jacksonville, Florida, USA

Full-time

Title: GenAI Architect Location : 100% Remote Target Start Date : 7/7/2025 (target but has flex) Type: (C, CTH, D) CTH Pay Rate / Salary (Ranges OK) : $100-$120/HR Joining our client means being at the cutting edge of Generative AI in healthcare-balancing innovation, ethics, and measurable societal impact, all supported by strong tooling, governance, and meaningful purpose. Our client is seeking a Generative AI Architect with strong full-stack development skills to design and deploy cutting-
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Posted 43 days ago | Updated 11 hours ago

Data Analytics Lead Analyst - C13 - IRVING

Citi

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Remote or Irving, Texas, USA

Full-time

The Data Analytics Lead Analyst is a strategic professional who stays abreast of developments within own field and contributes to directional strategy by considering their application in own job and the business. Recognized technical authority for an area within the business. Requires basic commercial awareness. There are typically multiple people within the business that provide the same level of subject matter expertise. Developed communication and diplomacy skills are required in order to gui
Posted 60+ days ago | Updated 11 hours ago

Data Scientist - Applied AI (Community Index) - San Jose

TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A122471 Apply to this job Share this listing: Responsibilities About the team The community insights team aims to revolutionize the way to quickly and accurately identify and fulfill user needs. The team leverages content understanding and user signals to identify business opportunities and turn our findings into real products to power exponential growth; provide iterative, actionable and personalized insights. We are looking for ge
Posted 43 days ago | Updated 11 hours ago

Software Engineer, Ads Measurement & Effectiveness

TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : P4325 Apply to this job Share this listing: Responsibilities The Ads Measurement & Effectiveness team at TikTok empowers marketers and brands to understand and optimize the true business value of their ad investments across TikTok's paid channels. Our mission is to provide advertisers with clear, actionable insights through cutting-edge measurement solutions like Brand Lift (BLS), Conversion Lift (CLS), Split Test, Cross-Media Measu
Posted 60+ days ago | Updated 11 hours ago

Oliver Wyman - Sr. Lead Data Scientist or Principal Data Scientist

Marsh & McLennan Companies

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Remote or Boston, Massachusetts, USA

Full-time

Company: Oliver Wyman Description: Boston, Chicago, New York, Dallas, Toronto, Montreal Lead Data Scientist WHO WE ARE Oliver Wyman is a global leader in management consulting. With offices in 50+ cities across 30 countries, Oliver Wyman combines deep industry knowledge with specialized expertise in strategy, finance, operations, technology, risk management, and organizational transformation. Our 4000+ professionals help clients optimize their business, improve their IT, operations, and ris
Posted 60+ days ago | Updated 11 hours ago

Machine Learning Engineer - Marketplace Growth (TikTok Global E-commerce Supply Chain and Logistics)

TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A165330 Apply to this job Share this listing: Responsibilities About the team! The E-Commerce Supply Chain and Logistics team is dedicated to enhancing clients' shopping experience and reducing operational costs in the supply chain and logistics of TikTok E-commerce by developing end-to-end algorithm capabilities using machine learning, operations research, data mining, and causal inference methods. Role Overview: We are seeking a t
Posted 60+ days ago | Updated 11 hours ago

Senior Storage Engineer

Microsoft Corporation

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Mountain View, California, USA

Full-time

Microsoft Silicon Cloud Hardware Infrastructure Engineering (SCHIE) is the team behind Microsoft's expanding Cloud Infrastructure and responsible for powering Microsoft's "Intelligent Cloud" mission. SCHIE delivers the core infrastructure and foundational technologies for Microsoft's over 200 online businesses including Bing, MSN, Office 365, Xbox Live, Skype, OneDrive and the Microsoft Azure platform globally with our server and data center infrastructure, security and compliance, operations, g
Posted 13 days ago | Updated 11 hours ago

Senior Data Scientist, Quant Modeling

TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A185061 Apply to this job Share this listing: Responsibilities About Team The Product Data Analytics Team analyzes a combination of product usage and product performance data to derive meaningful insights that would serve as a guide to better product and decision making for our business leaders. As a member of the data science team, you will work with diverse and highly collaborative teams of product managers, engineers, and other d
Posted 60+ days ago | Updated 11 hours ago

Senior Data Engineer - National Remote

UnitedHealth Group

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Remote or Eden Prairie, Minnesota, USA

Full-time

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best.Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health opt
Posted 26 days ago | Updated 11 hours ago

Senior Machine Learning Engineer

Draper

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Remote or Reston, Virginia, USA

Full-time

Overview: Draper is an independent, nonprofit research and development company headquartered in Cambridge, MA. The 2,000+ employees of Draper tackle important national challenges with a promise of delivering successful and usable solutions. From military defense and space exploration to biomedical engineering, lives often depend on the solutions we provide. Our multidisciplinary teams of engineers and scientists work in a collaborative environment that inspires the cross-fertilization of ideas
Posted 60+ days ago | Updated 11 hours ago

Data Scientist, GenAI Studio

College Board

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US

Full-time

College Board - Technology Division - GenAI Studio Location: This is a fully remote role. Candidates who live near CB offices have the option of being fully remote or hybrid (Tuesday and Wednesday in office). Type: This is a full-time position About the Team The GenAI Studio is an internal incubator at College Board that launched in January 2024. Through the Studio, College Board is investing time and resources for Generative AI ideation. The Studio is responsibly experimenting with AI interna
Posted 46 days ago | Updated 8 hours ago

Data & AI Product Delivery Vertical Lead

Guardian Life Insurance Company

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Remote or New York, New York, USA

Full-time

Overview The Group Benefits Data & AI (GB D&AI) team is looking for a Product Delivery Lead (the 'role') to work closely with one of our core GB value streams (e.g., underwriting, claims, distribution, etc.) to manage, define, shape, prioritize and lead the delivery and evolution of key D&AI solutions supporting value stream business objectives. More specifically, this role will drive the ongoing capture and prioritization of new demand for features and/or enhancements to Guardian's data and in
Posted 7 days ago | Updated 11 hours ago

Data Scientist

Randstad - Torc

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Remote

Contract

We re looking for a skilled Data Scientist for a full-time contract. This is a remote role with the flexibility to collaborate across all hours in Central Time (CT). What You ll Do Build and Deploy Data Models: Develop and implement machine learning and statistical models to extract insights and drive decision-making.Data Analysis & Visualization: Analyze large datasets and present findings through dashboards, reports, and visualizations using tools like Tableau, Power BI, or Matplotlib.Feature
Posted 60+ days ago | Updated 17 days ago

Senior, Data Scientist

Walmart Inc.

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San Bruno, California, USA

Full-time

Position Summary What you'll do At Sam's Club, we are member obsessed. We work to add value to Sam's Club membership, and we partner with suppliers to bring unique and exciting products to our members. The Sam's Club Member Access Platform (MAP), the retail media network arm, is the nexus of the Supplier -Marketer- Merchant partnership. MAP is responsible for delivering impactful omnichannel advertising experiences to our members that are married with closed-loop measurement. The Measurement,
Posted 10 days ago | Updated 11 hours ago

Senior Process Control Engineer

Relativity Space

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Long Beach, California, USA

Full-time

At Relativity Space, we're building rockets to serve today's needs and tomorrow's breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that's just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact ex
Posted 60+ days ago | Updated 11 hours ago

(USA) Staff, Software Engineer - Tech

Walmart Inc.

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Sunnyvale, California, USA

Full-time

Position Summary What you'll do There are millions of customers shop on Walmart websites and in stores daily, and advertising helps advertisers bring the best products to our customers. If you want to influence millions of customers on their shopping journeys, we have a role for you. This team in advertising serves as the horizontal data foundation for various applications. We build extremely large-scale data sets, process them using distributed system and enrich them with intelligent insights
Posted 60+ days ago | Updated 11 hours ago

Lead Data Scientist

Strava, Inc.

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San Francisco, California, USA

Full-time

About This Role Strava is the app for active people. With over 150 million athletes in more than 185 countries, it's more than tracking workouts-it's where connection, motivation, and personal bests thrive. No matter your activity, gear, or goals, Strava's got you covered. Find your crew, crush your milestones, and keep moving forward. Start your journey with Strava today. Our mission is simple: to motivate people to live their best active lives. We believe in the power of movement to connect
Posted 60+ days ago | Updated 11 hours ago