# Sr. Data Scientist, Core
**Company:** [Pinterest](https://hotfix.jobs/companies/pinterest)
**Location:** San Francisco, CA
**Salary:** $140K-$288K
**Experience:** 5+ years
**Skills:** Machine Learning, PyTorch, TensorFlow, scikit-learn, SQL, Python, R, Statistical Modeling, Forecasting, Econometrics
**Posted:** 2026-03-18
> Senior Data Scientist shapes Pinterest's products through quantitative modeling, experimentation, and algorithms. Collaborates cross-functionally to deliver insights on web-scale data for hundreds of millions of users. Requires 5+ years experience, ML frameworks, SQL, and Python/R.
## Job Description
## What you'll do:
- Develop best practices for instrumentation and experimentation and communicate those to product engineering teams to help us fulfill our mission - to bring everyone the inspiration to create a life they love
- Bring scientific rigor and statistical methods to the challenges of product creation, development and improvement with an appreciation for the behaviors of our Pinners
- Build and prototype analysis pipelines iteratively to provide insights at scale while developing comprehensive knowledge of data structures and metrics, advocating for changes where needed for product development
- Work cross-functionally to build and communicate key insights, and collaborate closely with product managers, engineers, designers, and researchers to help build the next experiences on Pinterest

## What we're looking for:
- 5+ years of experience analyzing data in a fast-paced, data-driven environment with proven ability to apply scientific methods to solve real-world problems on web-scale data
- Extensive experience solving analytical problems using quantitative approaches including in the fields of **Machine Learning**, **Statistical Modeling**, **Forecasting**, **Econometrics** or other related fields
- Experience using machine learning and deep learning frameworks, such as **PyTorch**, **TensorFlow** or **scikit-learn**
- A scientifically rigorous approach to analysis and data, and a well-tuned sense of skepticism, attention to detail and commitment to high-quality, results-oriented output
- Ability to manipulate large data sets with high dimensionality and complexity; fluency in **SQL** (or other database languages) and a scripting language (**Python** or **R**)
- Excellent communication skills and ability to explain learnings to both technical and non-technical partners
- A team player who's able to partner with cross-functional leadership to quickly turn insights into actions
- **Bachelor's** degree in Computer Science, a related field or equivalent experience
**Apply:** https://hotfix.jobs/jobs/sr-data-scientist-core-at-pinterest-5d62b733-293e-47dc-89c2-3c34a233697e
**Canonical:** https://hotfix.jobs/jobs/sr-data-scientist-core-at-pinterest-5d62b733-293e-47dc-89c2-3c34a233697e