Senior Data Scientist

7 days ago


San Francisco, California, United States Jack & JillExternal ATS Full time

This is a job that we are recruiting for on behalf of one of our customers.

To apply, speak to Jack. He's an AI agent that sends you unmissable jobs and then helps you ace the interview. He'll make sure you are considered for this role, and help you find others if you ask.

Senior Data Scientist

Company Description: VC-backed AI product intelligence platform

Job Description:
Join a pioneering team building a simulation engine for adaptive software. As a Senior Data Scientist, you'll enhance foundational data science infrastructure, from pipelines to experimentation. Apply expertise in statistical modeling, ML, and data engineering to design and scale data-driven solutions, directly shaping how customers de-risk product bets and personalize experiences before launch.

Location: San Francisco, USA

Why this role is remarkable:

  • Join a team creating the simulation layer for software, reinventing product development by replacing traditional A/B testing.

  • Backed by top-tier VCs and product/engineering leaders from leading tech companies, ensuring world-class support and resources.

  • Blend behavioral modeling, cognitive science, and cutting-edge AI to solve real product challenges, shipping fast and seeing impact quickly.

What you will do:

  • Build and optimize robust data pipelines (ETL/ELT) across SQL/NoSQL systems, ensuring reliability and quality of large-scale event/log data.

  • Collaborate with GenAI experts, behavioral scientists, and ML engineers to create synthetic personas and customer-ready reports and presentations.

  • Apply advanced statistical modeling, causal inference, and machine learning to analyze user behavior, design experiments, and generate actionable insights.

The ideal candidate:

  • Strong proficiency in Python for data science and machine learning workflows, with hands-on experience in frameworks like PyTorch, TensorFlow, or Scikit-learn.

  • Expertise in large-scale unstructured data manipulation, specifically inferring user characteristics and traits from complex datasets.

  • Solid experience preparing comprehensive reports and slide decks for user segmentation and behavioral insights, coupled with a strong foundation in statistics, probability, and causal inference.

How to Apply:

To apply for this job speak to Jack, our AI recruiter.

Step 1. Visit our website
Step 2. Click 'Speak with Jack'.
Step 3. Login with your LinkedIn profile.
Step 4. Talk to Jack for 20 minutes so he can understand your experience and ambitions
Step 5. If the hiring manager would like to meet you, Jack will make the introduction


  • Senior Data Scientist

    22 hours ago


    San Francisco, California, United States Jack & JillExternal ATS Full time

    This is a job that we are recruiting for on behalf of one of our customers.To apply, speak to Jack. He's an AI agent that sends you unmissable jobs and then helps you ace the interview. He'll make sure you are considered for this role, and help you find others if you ask.Senior Data ScientistCompany Description: VC-backed AI product intelligence platformJob...


  • San Francisco, California, United States Biztec Global Full time

    The RoleWe are seeking an experienced and highly skilled Senior Data Scientist with a strong background in data analytics, optimization, and supply chain strategies, specifically within the semiconductor industry. This role requires a blend of deep technical expertise and practical business acumen to design and deploy solutions that optimize complex supply...


  • San Francisco, California, United States Discord Full time $196,000 - $220,500

    Discord is used by over 200 million people every month for many different reasons, but there's one thing that nearly everyone does on our platform: play video games. Over 90% of our users play games, spending a combined 1.5 billion hours playing thousands of unique titles on Discord each month. Discord plays a uniquely important role in the future of gaming....


  • San Francisco, California, United States Nexxen Full time

    Who is Nexxen?Flexible advertising, unified by data. Nexxen empowers advertisers, agencies, publishers and broadcasters around the world to utilize data and advanced TV in the ways that are most meaningful to them. Our flexible and unified technology stack comprises a demand-side platform ("DSP") and supply-side platform ("SSP"), with the Nexxen Data...


  • San Francisco, California, United States Discord Full time $196,000 - $220,500

    Discord is used by over 200 million people every month for many different reasons, but there's one thing that nearly everyone does on our platform: play video games. Over 90% of our users play games, spending a combined 1.5 billion hours playing thousands of unique titles on Discord each month. Discord plays a uniquely important role in the future of gaming....

  • Staff Data Scientist

    22 hours ago


    San Francisco, California, United States Harnham Full time

    Staff Data Scientist – Sales AnalyticsLocation:San Francisco (Hybrid)Salary:$200–250k base + RSUsThis fast-growing Series E AI SaaS company is redefining how modern engineering teams build and deploy applications. We're looking for a Staff Data Scientist to drive Sales and Go-to-Market (GTM) analytics, applying advanced modeling and experimentation to...


  • San Francisco, California, United States Hinge-Health Full time $152,000 - $228,000

    About the RoleAt Hinge Health, we're transforming health by enabling our users to participate in interventions that meet their needs in Musculoskeletal pain or Women's Pelvic Health. We need a Senior Product Data Scientist to provide data-driven insights and proactively shape the product strategy around serving the right intervention at the right time for...


  • San Francisco, California, United States LMArena Full time

    About LMArenaLMArena is the open platform for evaluating how AI models perform in the real world. Created by researchers from UC Berkeley's SkyLab, our mission is to measure and advance the frontier of AI for real-world use.Millions of people use LMArena each month to explore how frontier systems perform — and we use our community's feedback to build...


  • San Francisco, California, United States Okta Full time

    Get to know Okta Okta is The World's Identity Company. We free everyone to safely use any technology, anywhere, on any device or app. Our flexible and neutral products, Okta Platform and Auth0 Platform, provide secure access, authentication, and automation, placing identity at the core of business security and growth. At Okta, we celebrate a variety of...

  • Staff Data Scientist

    2 weeks ago


    San Francisco, California, United States MLabs Full time $200,000 - $300,000

    Staff Data ScientistFull-time | On-site Location: San FranciscoWe are a well-funded, rapidly growing technology company building advanced AI solutions for the enterprise. We are seeking a Staff Data Scientist to bring deep technical rigor, statistical expertise, and product acumen to our data-driven decision-making process. This high-impact role requires an...