Sr Data Scientist

BranchLab

Boulder, COFull-timePosted Oct 21, 2026

About the role

Sr Data Scientist

Location Boulder, CO

Employment Full time | Hybrid

Reporting to VP of Data Science and AI

Not sure you meet every qualification? We encourage you to apply if you’re excited about this role and believe you could do it well. We value relevant experience in many forms, and you don’t need to check every box to be considered!

Who We Are

BranchLab's mission is to make healthcare commercialization more effective, efficient, and responsible, connecting patients and providers with therapies and resources that can improve lives while protecting privacy. Our AI-native platform, Pathwai™, helps healthcare marketers create and continuously improve high-performing advertising audiences across patients, healthcare professionals, and caregivers. Pathwai combines advanced healthcare AI, agentic workflows, integrated audience activation, and performance measurement and optimization in one connected system.

Why Join BranchLab

  • Help better therapies and resources reach people through work at the intersection of healthcare, data, and technology.
  • Join a nimble team where ideas move quickly and your work is visible and valued.
  • Gain exposure to a broad range of Data Science capabilities from production models and deep learning to AI agents in a regulated space.

The Opportunity

The Data Science team builds the models behind Pathwai™, constantly iterating to make them better and build new capabilities over time. We are experts in the data behind the models. The Sr Data Scientist will specialize in the healthcare data by owning custom experiments and analyses, running feasibilities, and evaluating new data partners. They will partner cross-functionally with client success, engineering, product, and partnerships roles to deliver rigorous analyses and results that have a direct client and product impact.

What You Will Do

Design experiments and implement analyses to build audiences that cannot currently be built in platform

Drive feasibilities to inform product requirements and capabilities

Evaluate potential new data sources and provide recommendations on the value-add of these sources

Work directly and independently with client success, product, and partnerships team mates to achieve the above

Minimum Qualifications

5+ years of experience working on healthcare claims, EHR or similar data to deliver client-facing results

Strong proficiency in Python and SQL

Strong proficiency in statistics and experimental design

Demonstrated ability to translate business and customer priorities into analysis results

Ability to adapt communication to different internal and external stakeholders

Preferred Qualifications

Proficiency with pyspark, AWS, and github

Experience in pharmaceutical marketing or commercialization

Advanced degree in Data Science, Statistics, Applied Mathematics, Epidemiology, or related field

Equal Employment Opportunity

BranchLab is an equal opportunity employer. We are committed to providing a workplace free from discrimination, harassment, and retaliation. Employment decisions are based on qualifications, merit, and business needs, without regard to race, color, religion, creed, national origin, ancestry, citizenship or immigration status, sex, pregnancy or related medical conditions, sexual orientation, gender identity or expression, age, disability, genetic information, marital, familial or caregiver status, military or veteran status, or any other characteristic protected by applicable law.

Applicants and employees have the right to request a reasonable accommodation for a disability, pregnancy, childbirth or a related medical condition, or sincerely held religious belief or practice. To request an accommodation during the application or interview process, please contact people@branchlab.com.

BranchLab prohibits retaliation against anyone who requests an accommodation, reports discrimination or harassment, participates in an investigation, or otherwise exercises rights protected by law.

Responsibilities

  • Design experiments and analyses to build audiences not currently available in the platform
  • Conduct feasibility analyses to inform product requirements and capabilities
  • Evaluate potential data sources and recommend their value
  • Collaborate independently with client success, product, and partnerships teams

Qualifications

  • 5+ years working with healthcare claims, EHR, or similar data to deliver client-facing results
  • Strong proficiency in Python, SQL, statistics, and experimental design
  • Ability to translate business and customer priorities into analysis results
  • Ability to communicate effectively with varied internal and external stakeholders
  • Preferred: proficiency with PySpark, AWS, and GitHub
  • Preferred: experience in pharmaceutical marketing or commercialization
  • Preferred: advanced degree in Data Science, Statistics, Applied Mathematics, Epidemiology, or a related field

Benefits

  • Equity

Skills mentioned

PythonSQLData ScienceData AnalysisStatistical AnalysisStatistical ModelingMachine LearningApache SparkAWSGit

About BranchLab

BranchLab is transforming healthcare commercialization with AI-native technology that helps leading healthcare organizations and their agencies connect patients, providers, and caregivers to life-improving therapies and resources. Built for the evolving privacy landscape, BranchLab improves commercialization performance without relying on individual-level health information. By modernizing the industry’s technical infrastructure, BranchLab helps organizations operate more efficiently and responsibly, while enabling a healthier system for everyone.

Software Development51-200 employeesNew York, NY

H-1B sponsorship history

Historical employer filing data was found for BranchLab. The employer record includes 1 historical certified applications. This is employer-level history, not a guarantee that this role currently offers sponsorship.