Senior Data Scientist at Reddit, Inc: 100% Remote (US)

Other Jobs To Apply

No other job posts for this day.

Title: Senior Data Scientist, Ads

Location: Remote - United States

Job Description:

Location: US remote-friendly

Reddit has a flexible first workforce. At Reddit we continue to grow our teams with the best talent. We're completely remote friendly and will continue to be after the pandemic.

Advertising is Reddit’s primary revenue driver and we have an ambitious goal to turn it into a massive business. Although several large digital ad platforms already exist, advertisers are being increasingly drawn to Reddit because of our passionate communities. We believe our community-centric platform has created the opportunity for Reddit to build a highly differentiated ads business.

About the Ads Data Science Team:

The Ads Data Science team at Reddit leverages data to maximize advertiser value on Reddit through robust data foundations, metrics, and strategic insights generated through experimentation and cutting-edge DS methods.

We work on a wide range of challenging problems in the areas of ads and platform measurement, campaign and creative management, advertiser growth and retention, monetization, and the intersection of brand and community engagement. We are a highly collaborative team of passionate data scientists and engineers who are constantly pushing the boundaries of what's possible with machine learning and statistical modeling.

About the Role:

We are looking for a highly motivated and experienced Senior Data Scientist to join our growing Ads Data Science team. As a Senior Data Scientist, you will play a key role in developing as well as applying cutting-edge DS models/methods to improve the adoption and performance of our advertising platform through data-driven insights. You will work closely with product managers, engineers, and other data scientists to identify opportunities, define metrics, and build solutions that drive significant impact for Reddit.

Responsibilities:

  • Design, develop, and apply DS solutions to inform improvements in advertiser experience and Reddit's ad platform
  • Analyze large-scale datasets to identify trends, patterns, and insights that can be used to improve the effectiveness of our advertising platform
  • Collaborate with product managers and engineers to define product requirements and translate them into data science solutions
  • Develop ML models & DS methods to improve anomaly detection, prediction, & pattern recognition
  • Communicate findings and recommendations to stakeholders across the organization
  • Stay up-to-date on the latest advancements in machine learning and data science
  • Mentor and guide junior data scientists on the team

Qualifications:

  • Advanced degree (Masters or Ph.D.) in a quantitative field such as: Statistics, Mathematics, Physics, Economics, or Operations Research
  • For M.S. holders: 5+ years of industry experience in applied science or data science roles
  • For Ph.D. holders: 4+ years of industry experience in applied science or data science roles
  • Platform experience and a deep understanding of the ads ecosystem
  • Strong understanding of statistical modeling, machine learning algorithms, causal inference and experimental design
  • Experience with large-scale data processing and analysis using tools such as Spark, Hadoop, or Hive; knowledge of BigQuery a plus
  • Proficiency in Python or R and experience with machine learning libraries such as scikit-learn, TensorFlow, or PyTorch
  • Experience with SQL and relational databases
  • Excellent communication and presentation skills
  • Passion for Reddit and the online advertising industry

Bonus Points:

  • Experience with online advertising and ad tech
  • Experience with causal inference and A/B testing
  • Contributions to open-source projects or publications in relevant conferences or journals

Benefits:

  • Comprehensive Healthcare Benefits and Income Replacement Programs
  • 401k with Employer Match
  • Global Benefit programs that fit your lifestyle, from workspace to professional development to caregiving support
  • Family Planning Support
  • Gender-Affirming Care
  • Mental Health & Coaching Benefits
  • Flexible Vacation & Paid Volunteer Time Off
  • Generous Paid Parental Leave

#LI-Remote

Pay Transparency:

This job posting may span more than one career level.

In addition to base salary, this job is eligible to receive equity in the form of restricted stock units, and depending on the position offered, it may also be eligible to receive a commission. Additionally, Reddit offers a wide range of benefits to U.S.-based employees, including medical, dental, and vision insurance, 401(k) program with employer match, generous time off for vacation, and parental leave. To learn more, please visit

To provide greater transparency to candidates, we share base salary ranges for all US-based job postings regardless of state. We set standard base pay ranges for all roles based on function, level, and country location, benchmarked against similar stage growth companies. Final offer amounts are determined by multiple factors including, skills, depth of work experience and relevant licenses/credentials, and may vary from the amounts listed below.

The base salary range for this position is:

$190,800 - $267,100 USD

Back to blog

Other Jobs To Apply

amazon flex $15+/ Hour (Sign on Bonus)!

Get Paid to Test Products at Home – Flexible Hours, Weekly Pay

Data Entry Coordinator (Entry Level / Remote)

Costco Remote Jobs – Customer Service Work From Home

Watch Netflix (Tagger): $12-$46

Remote Data Entry: Flexible Part-Time/Full-Time Roles

Cyber Security Analyst, Entry Level

Remote Crypto-OnlyFans Account Manager | Digital Asset & Creator Economy Specialist

Amazon Paid Growth Specialist (Remote)

Global Apparel Designer

French as a Foreign Language home tutor

Get valuable feedback for your profile. Straightforward copy/paste job - New Freelancers Welcome!

Retail Lead Associate (Reduced-Time), Customer Experience Operations

Student Friendly:Store Clerk(Miami)

CPT-11417 E-Commerce Content & Catalog Virtual Assistant

AML Payment Investigations Analyst

Part-Time Executive Assistant / Operations Admin (US) — Insurance, Benefits, Compliance

The Elite , Typing For Teens: FULL TIME Data Entry Specialist

Chat Support Agent | Remote | Entry Level

Remote Data Entry and Typing Clerk

MSP IT Support Analyst: 365 Admin & Phone Systems

PBX ATTENDANT (Phone Operator)

Remote Social Media Strategist & Content Moderator at MaziCTools United States

amazon flex $15+/ Hour (Sign on Bonus)!

Work At Home Focus Group Panel - Receptionist or Typist Welcome

Senior Flight Attendant|Flexible|Orlando

Airlines Flight Attendant

Remote Work At Entry Level Panelist. No Experience Needed. Immediate Start

TikTok Live Stream Moderator

Amazon Warehouse Associate - Overnight Shift

[Hiring] Patient Care Specialist I @Boston Scientific

Remote Occupational Safety & Health (OSH) Program Manager

ICEYE Intern Lab: Missions Line of Business

Part Time / Remote Work / Flexible•Hialeah

Internship, Service Technician Trainee, West Austin (Spring 2026)

Hallmark Territory and Installation Supervisor (part-time) Beverly Hills, FL 34465

Airport Operations Duty Manager: Hub Performance Lead

Web Server Administrator

Weekend On-Call Coordinator at ComForCare Home Care: 100% Remote (VA)

Remote Telemedicine Veterinarian

14 & 15 year olds needed | Miami Gardens

14 & 15 year olds needed | Doral

Watch Netflix (Tagger): $12-$46

Watch Netflix (Tagger): $12-$46

Disney Remote Data Entry Jobs (Work At Home)

Investment Banking Intern (Spring 2027)

Senior Financial Crimes Specialist

Data Entry Product Support - $45 per hour - No Experience

Customer Officer MBA Internship

Helper for small Indian expat family

Common Interview Questions And Answers

1. HOW DO YOU PLAN YOUR DAY?

This is what this question poses: When do you focus and start working seriously? What are the hours you work optimally? Are you a night owl? A morning bird? Remote teams can be made up of people working on different shifts and around the world, so you won't necessarily be stuck in the 9-5 schedule if it's not for you...

2. HOW DO YOU USE THE DIFFERENT COMMUNICATION TOOLS IN DIFFERENT SITUATIONS?

When you're working on a remote team, there's no way to chat in the hallway between meetings or catch up on the latest project during an office carpool. Therefore, virtual communication will be absolutely essential to get your work done...

3. WHAT IS "WORKING REMOTE" REALLY FOR YOU?

Many people want to work remotely because of the flexibility it allows. You can work anywhere and at any time of the day...

4. WHAT DO YOU NEED IN YOUR PHYSICAL WORKSPACE TO SUCCEED IN YOUR WORK?

With this question, companies are looking to see what equipment they may need to provide you with and to verify how aware you are of what remote working could mean for you physically and logistically...

5. HOW DO YOU PROCESS INFORMATION?

Several years ago, I was working in a team to plan a big event. My supervisor made us all work as a team before the big day. One of our activities has been to find out how each of us processes information...

6. HOW DO YOU MANAGE THE CALENDAR AND THE PROGRAM? WHICH APPLICATIONS / SYSTEM DO YOU USE?

Or you may receive even more specific questions, such as: What's on your calendar? Do you plan blocks of time to do certain types of work? Do you have an open calendar that everyone can see?...

7. HOW DO YOU ORGANIZE FILES, LINKS, AND TABS ON YOUR COMPUTER?

Just like your schedule, how you track files and other information is very important. After all, everything is digital!...

8. HOW TO PRIORITIZE WORK?

The day I watched Marie Forleo's film separating the important from the urgent, my life changed. Not all remote jobs start fast, but most of them are...

9. HOW DO YOU PREPARE FOR A MEETING AND PREPARE A MEETING? WHAT DO YOU SEE HAPPENING DURING THE MEETING?

Just as communication is essential when working remotely, so is organization. Because you won't have those opportunities in the elevator or a casual conversation in the lunchroom, you should take advantage of the little time you have in a video or phone conference...

10. HOW DO YOU USE TECHNOLOGY ON A DAILY BASIS, IN YOUR WORK AND FOR YOUR PLEASURE?

This is a great question because it shows your comfort level with technology, which is very important for a remote worker because you will be working with technology over time...