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Freelance Data Science Mentor Jobs (NOW HIRING)

Reddit

Senior Data Scientist, Ads

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 ...

Grubhub

Senior Staff Data Scientist

New York, NY

... data science, mentor senior and junior scientists, and collaborate closely with engineering, product, operations, and business leaders to move our ML and analytics capabilities toward scalable ...

Grubhub

Senior Staff Data Scientist

Chicago, IL

... data science, mentor senior and junior scientists, and collaborate closely with engineering, product, operations, and business leaders to move our ML and analytics capabilities toward scalable ...

GrubHub Inc.

Senior Staff Data Scientist

Manhattan, NY · On-site

$240 - $249.50/hr

... data science, mentor senior and junior scientists, and collaborate closely with engineering, product, operations, and business leaders to move our ML and analytics capabilities toward scalable ...

Find Data Science

Data Scientist

San Francisco, CA

Mentor junior data analysts and contribute to the development of their technical skills. * Document methodologies and processes to ensure that data science projects are scalable and sustainable ...

Poshmark

Staff Data Scientist

Redwood City, CA · On-site

$130 - $160/hr

Lead the adoption and application of cutting‑edge AI trends and technologies, establishing Poshmark as a pioneer in data science. * Mentor junior scientists/engineers, fostering a culture of ...

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Freelance Data Science Mentor information

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$41.5K

$142.5K

$201K

How much do freelance data science mentor jobs pay per year?

As of Aug 22, 2026, the average yearly pay for freelance data science mentor in the United States is $142,460.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,500.00 and $166,500.00 per year, depending on experience, location, and employer.

What is the difference between Freelance Data Science Mentor vs Data Scientist?

AspectFreelance Data Science MentorData Scientist
CredentialsTypically requires expertise in data science, teaching experience, and industry knowledgeRequires a degree in data science, statistics, or related fields; often with certifications
Work EnvironmentIndependent, remote, flexible schedulingUsually employed by companies, working in office or remote teams
Employer & Industry UsageFreelance platforms, individual clients, educational institutionsTech firms, finance, healthcare, and other industries
Search & Comparison IntentSeeking mentorship, coaching, or freelance teaching opportunitiesLooking for full-time or project-based data science roles

In summary, a Freelance Data Science Mentor primarily offers guidance and training on a flexible, independent basis, while a Data Scientist is typically employed full-time within organizations to develop and implement data solutions.

More about Freelance Data Science Mentor jobs

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Cities with the most Freelance Data Science Mentor job openings:

What are the most commonly searched types of Data Science Mentor jobs?

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The top searched job categories for Freelance Data Science Mentor jobs are:

Freelance Data Science Mentor jobs near you
Infographic showing various Freelance Data Science Mentor job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 11% Part Time, and 3% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $142,460 per year, or $68.5 per hour.

Senior Data Scientist, Ads

Reddit

Remote

Full-time

Medical, Retirement, PTO

Re-posted 12 days ago

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

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