Jobs with Startups
JobsStartupsInvestorsMCP
JobsUpgrade

Data Scientist - Flex Pay

Upgrade logo

Upgrade

Finance

Data Scientist - Flex Pay

San Francisco
On-site
Full-time
$100k – $120k
Posted Sep 29, 2026
Apply on company site

Opens the original job posting

Data Science
On-site

About the Role:


We are seeking a highly analytical and results-driven Data Scientist to join our buy now pay later (BNPL) sector called Flex Pay. You will play a key role in building predictive risk models, optimizing offers and pricing, and extracting insights that drive product development, risk mitigation, and customer strategy. This role requires a strong foundation in statistics, machine learning, and programming. 


This position is based in our San Francisco office in a hybrid capacity, specifically on Wednesdays and Thursdays.


What You’ll Do: 

  • Build and maintain credit and fraud policy simulators used to ensure properly functioning systems and identify risk decisioning enhancements. 
  • Build and deploy statistical models and machine learning algorithms to solve business problems in areas like credit risk, fraud detection, pricing, customer segmentation, and marketing attribution.
  • Validate models to identify factors that may affect model performance.
  • Analyze large, structured and unstructured datasets using SQL, Python or similar tools.
  • Stay up to date with the latest trends and technologies in data science and fintech, actively research new tools and techniques available for model development.
  • Collaborate with cross-functional teams including risk, marketing, product, and engineering to define data-driven strategies.


What We Look For:

  • Advanced Degree (MS/PhD) in Data Science, Statistics, Mathematics, Computer Science, Finance, or a related quantitative discipline.
  • 2 years of hands-on experience in a data science or analytics role, preferably in financial services. 
  • Experience and/or strong interest in machine learning techniques (Random Forest, Gradient Boosted Trees, etc.) strongly preferred.
  • Strong proficiency in Python (Pandas, Numpy, Scikit-learn) and SQL.
  • Ability to write documentation and present analysis to people with different levels of expertise (e.g., technical staff, business leads, etc.).
  • Proactive, driven, and ability to work in a fast paced environment.


Nice to Have:

  • Experience with data visualization tools (e.g., Tableau, Power BI).
  • Experience with AI tools such as Claude
  • Experience with data technologies like PySpark.
  • Understanding of financial services concepts such as credit scoring, portfolio risk, or customer lifetime value.

 

What We Offer You: 

  • Competitive salary and stock option plan
  • Paid coverage of medical, dental and vision insurance 
  • Competitive 401(k) and RRSP program  
  • Flexible PTO
  • Opportunities for professional growth and development  
  • Paid parental leave
  • Health & wellness initiatives


The compensation range of this position in San Francisco, CA is USD $100,000-$120,000 annually plus equity and benefits. Within this range, an individual's base pay will be dependent on a variety of factors, including without limitation, job-related knowledge, skills, education, and experience.

Apply for this role
Upgrade logo

Upgrade

Company profile

The six-year-old fintech offers personal loans, a checking account and a credit card (paying 1.5% to 3% cash back) that also functions like a personal loan: you can get a credit line ranging from $500 to $25,000, have a fixed deadline to pay it off and can make payments in equal monthly installments. In 2022, Upgrade launched a new card that lets customers toggle between paying for items as a debit or a credit purchase and to set rules–such as smaller purchases should always be processed as debit transactions. At the end of 2022, it had 2.2 million customers, up from 1.25 million at the end of 2021. <p>Funding: $587 million from Coatue, DST, Union Square Ventures and others. </p><p>Latest valuation: $6.3 billion. </p><p>Bona fides: In 2022, it had $680 million in revenue and $80 million in net profit. The year prior, revenue was $410 million. </p><p>Cofounders: CEO Renaud Laplanche, 52, founder and former CEO of online lender LendingClub; CFO Jeff Bogan, 43; head of investor group Adelina Grozdanova, 39; head of cards and loans Matt Wierman, 51; chief information officer Visar Nimani, 48.</p>

View Upgrade

Headquarters

San Francisco, California, United States

Team size

5000

Keep exploring

More roles at Upgrade

View all roles

Data Analyst II (Analytics Focus)

Operations Support · Phoenix

Dealer Development Manager (Dallas / Fort Worth)

Auto Lending · United States (Remote)

Corporate FP&A Manager

Finance · San Francisco

Sales Enablement Specialist

Merchant Relations & Development · Atlanta

Application Specialist

Customer Service · Phoenix

Jobs with Startups © 2026

Browse startupsBrowse jobsMCP guideAboutPowered by Supabase