Job Description
Whatnot is the largest livestream shopping platform in North America and Europe to buy sell and discover the things you love. Whether it's trading cards fashion electronics or live plants our sellers are building real businesses across hundreds of categories. We're building live commerce at a scale that's never been done in the West and there's no playbook to copy. The people here are shaping how an entirely new industry develops.
As a remote co-located team we're inspired by our values and anchored in hubs across the US UK Ireland Poland Germany and Australia. We move fast stay close to our users and focus on the work that drives the most impact.
We're one of the fastest growing marketplaces and were recently named the #1 Best Startup Employer in America by Forbes. Check out the latest Whatnot updates on our news and engineering blogs and join us as we enable anyone to turn their passion into a business and bring people together through commerce.
💻 RoleIn order to continue this growth it’s important that Whatnot remains a safe and trusted space to interact and transact. We’re looking for a Data Scientist with expertise in fraud and risk to detect and prevent these threats to our community. You will:
🔍Generate Insights & Shape Direction
Translate complex data into actionable recommendations for the Fraud engineering and operations teams.
Define and own the KPIs that measure the cost of fraud strategies to prevent it and impact to users and marketplace performance.
Analyze the effectiveness of existing methods and partner with product and machine learning engineers to develop better anti-fraud practices.
🧪Drive Experimentation & Measurement
Partner with product managers engineers and operations teams to design implement and evaluate feature rollouts to combat bad actors on the platform.
Define and own the experimentation playbook for Fraud at Whatnot.
Develop frameworks for causal inference and impact measurement of efforts that are not well-suited to A/B testing.
Ensure Whatnot’s internal KPIs treat fraudulent actors appropriately in measurement outside of fraud domains.
🛠 Build Data Products & Tools
Use our modern data stack to build dashboards data pipelines and self-serve tools that empower teams across Whatnot.
Partner with engineers to improve data accessibility ensure data quality and support instrumentation for new product and platform enhancements.
🤝Lead Cross-Functional Collaboration
Advocate for data-driven decision-making and foster a culture of measurement across the trust & risk organization.
Communicate insights clearly to both technical and non-technical audiences influencing roadmaps and strategic decisions.
Bring data support to company-critical investigations to quantify and thwart bad actor tactics and help generalize outputs to create longer-term protections for different fraud vectors.
Serve as a thought leader to Trust & Risk leadership shaping how we build launch and iterate on fraud strategy across the platform.
US Based:
We offer flexibility to work from home or from one of our global office hubs and we value in-person time for planning problem-solving and connection. Team members in this role must live within commuting distance of our New York Seattle Los Angeles and San Francisco hubs.
👋 YouPeople who do well at Whatnot tend to be comfortable figuring things out as they go biased toward action and genuinely curious about what they're building. They care more about outcomes than credit and stay close to the product and the people using it.
As our next Data Scientist Risk & Fraud you bring:
🎓Experience & Expertise
5+ years of experience in the Data field and 3+ years of experience in Data Analytics & Science supporting anti-fraud risk trust & safety or integrity problems.
Bachelor’s degree in Computer Science Economics Statistics Cybersecurity or a related field or equivalent work experience.
Industry experience with proven ability to apply scientific methods to solve real-world problems on large scale data.
🧠Technical Skills
Advanced SQL skills and experience with modern data warehouses (Snowflake BigQuery Redshift) and tools like Spark or DBT.
Proficiency with Python or R for data analysis modeling and experimentation.
Experience designing and analyzing A/B tests and understanding causal inference techniques.
Strong data visualization skills and familiarity with BI tools for building interactive dashboards.
🗣️Collaboration & Leadership
Ability to communicate complex ideas clearly concisely and impactfully across diverse stakeholders.
Experience leading cross-functional projects and influencing trust & risk strategy with data.
Comfortable working in fast-paced ambiguous environments with a high degree of ownership.
For Full-Time (Salary) US based applicants: $185000/year to $240000/year + benefits + equity.
The salary range may be inclusive of several levels that would be applicable to the position. Final salary will be based on a number of factors including level relevant prior experience skills and expertise. This range is only inclusive of base salary not benefits (more details below) or equity.
Flexible Time off Policy and Company-wide Holidays (including a spring and winter break)
Health Insurance options including Medical Dental Vision
Work From Home Support
Home office setup allowance
Monthly allowance for cell phone and internet
Care benefits
Monthly allowance for wellness
Annual allowance towards Childcare
Lifetime benefit for family planning such as adoption or fertility expenses
Retirement; 401k offering for Traditional and Roth accounts in the US (employer match up to 4% of base salary) and Pension plans internationally
Monthly allowance to dogfood the app
All Whatnauts are expected to develop a deep understanding of our product. We're passionate about building the best user experience and all employees are expected to use Whatnot as both a buyer and a seller as part of their job (our dogfooding budget makes this fun and easy!).
Parental Leave
16 weeks of paid parental leave + one month gradual return to work *company leave allowances run concurrently with country leave requirements which take precedence.
Whatnot is proud to be an Equal Opportunity Employer. We value diversity and we do not discriminate on the basis of race religion color national origin gender sexual orientation age marital status veteran status parental status disability status or any other status protected by local law. We believe that our work is better and our company culture is improved when we encourage support and respect the different skills and experiences represented within our workforce.
Top Skills
What the Team is Saying




What We Do
We bring people together around the things they love and turn their passions into their livelihood.
Why Work With Us
Passion is the centerpiece of our culture. We’ve got passionate buyers sellers and employees. We want you to bring your passions to Whatnot.
Gallery
Whatnot Offices
Remote Workspace
Employees work remotely.
Our “office optional” policy lets you work where you’re most productive. With options of working from home in person or a mix of both. We have office hubs within the US UK Ireland Poland and Germany today.
Explore More
Date Posted
04/15/2026
Views
0
Similar Jobs
Software Engineer II of Marketplace Middleware Engineering -
Views in the last 30 days - 0
View Details