Senior Staff Data Scientist, Consumer Experimentation at Reddit

Role overview

Reddit’s Consumer Data Science teams study how people connect with information and communities. This Senior Staff Data Scientist role leads experimentation and measurement that shape consumer products, discovery and engagement.

Responsibilities

• Set the experimentation and measurement strategy for important consumer product areas.
• Design rigorous A/B tests, causal analyses and metrics for product and growth decisions.
• Lead analysis of user behaviour, discovery, engagement and community outcomes.
• Partner with Product, Engineering, Design and Data Science leaders on roadmap and strategy.
• Communicate evidence and recommendations to senior stakeholders and mentor data scientists.
• Build reusable experimentation methods and analytical foundations for reliable decisions.

Qualifications

• Extensive experience in product data science, experimentation and causal inference.
• Advanced SQL and analytical programming such as Python or R.
• Experience measuring consumer products, recommendations, growth, engagement or marketplace outcomes.
• Strong statistical judgement and ability to define metrics for ambiguous product questions.
• Technical leadership, communication and mentoring skills across cross-functional teams.

Technology in this role

• Python: Advanced SQL and analytical programming such as Python or .
• SQL: Advanced SQL and analytical programming such as Python or .
• Go: As a Senior Staff Data Scientist on the Consumer team, you will be the go-to expert on experimentation methodology, owning the most complex and high-stakes experimentation challenges across .
• R: Advanced SQL and analytical programming such as Python or .
• CAN: Consumer data science plays a key role in fulfilling Reddit’s mission of bringing community & belonging to the world through deep understanding of how we can better connect people to the best information and communities for them - the heart of Reddit’s product - from crypto to .

Role-specific candidate guide

Preparation notes based on the employer’s stated responsibilities and qualifications.

Understanding the scope. This Senior Staff Data Scientist - Consumer Experimentation position at Reddit is best assessed through the work described in the employer’s posting, rather than the title alone. The available role overview says: “Reddit’s Consumer Data Science teams study how people connect with information and communities. This Senior Staff Data Scientist role leads experimentation and measurement that shape consumer products, discovery and…” Read that statement together with the responsibilities below to understand the likely balance between delivery, coordination and technical decision-making. The role belongs to the AI and data area, but that label is only a guide to the work; the employer’s own requirements remain decisive. Before applying, check the original listing for reporting lines, product or team assignment, employment terms and any details that may have changed since this copy was checked. Where this page says a fact is not specified, treat it as an open question rather than an implied promise.

What the responsibilities signal. The posting specifically names “Set the experimentation and measurement strategy for important consumer product areas.”; “Design rigorous A/B tests, causal analyses and metrics for product and growth decisions.”; “Lead analysis of user behaviour, discovery, engagement and community outcomes.”. For each duty, identify a project where you performed comparable work and be ready to describe the context, your own contribution, constraints, decisions, and measurable result. Explain how you moved from the initial need to implementation, review, release or operational follow-through, where those stages apply. If the work involved other teams or users, distinguish your decisions from the group’s contribution. Avoid presenting a technology keyword as proof by itself: connect it to the problem you solved, the scale or complexity involved, and what changed after your work. The source may contain additional duties; review it directly before preparing.

Benefits

• Global Benefit programs that fit your lifestyle, from workspace to professional development to caregiving support
• Mental Health & Coaching Benefits
• Comprehensive Medical Benefits & Health Care Spending Account
• Registered Retirement Savings Plan with matching contributions
• Flexible Vacation & Paid Volunteer Time Off
• In select roles and locations, the interviews will be recorded, transcribed and summarized by artificial intelligence (AI). You will have the opportunity to opt out of recording, transcription and summarization prior to any scheduled interviews.
• During the interview, we will collect the following categories of personal information: Identifiers, Professional and Employment-Related Information, Sensory Information (audio/video recording), and any other categories of personal information you choose to share with us. We will use this information to evaluate your application for employment or an independent contractor role, as applicable. We will not sell your personal information or disclose it to any third party for their marketing purposes. We will delete any recording of your interview promptly after making a hiring decision. For more information about how we will handle your personal information, including our retention of it, please refer to our Candidate Privacy Policy for Potential Employees and Contractors .
• Reddit is proud to be an equal opportunity employer, and is committed to building a workforce representative of the diverse communities we serve. Reddit is committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If, due to a disability, you need an accommodation during the interview process, please let your recruiter know.

About Reddit

Reddit is a community platform. Consumer Data Science supports discovery, engagement and the connection of people with communities.

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