Sr Data Science
Stori Card
Data Science
Mexico City, Mexico
Posted on Mar 25, 2026
About Stori.
Who are we. Stori is a fast-growing, venture-backed financial technology company. A total funds of 50 Millions of Dollars has been raised to date, from some top global venture capital funds like Lightspeed Venture Partners, Vision Plus Capital, BAI Capital and Source Code Capital. Stori currently operates in Mexico and has a global team with offices in Mexico, U.S., and China. We are quickly becoming a well-known digital bank brand in Mexico.
Our mission. Financial inclusion has been a persistent challenge in our society. In the Americas alone, hundreds of millions of consumers are either underserved by, or do not have access to, financial products. Our mission is to democratize credit access for the 400 million underbanked Latam consumers.
What Stori-ers do. We believe a convenient access to credit and credit education are keys to popularizing a healthy usage of credit. As a Fintech, we use technology, data, and analytics to drive what we believe.
Basic Qualifications.
- Advanced degree in Computer Science, AI, Physics, Statistics, Applied Math or other quantitative fields
- 3+ years of work experience with Python and SQL programming for data analysis
- 3+ years of work experience in data science
- Solid oral and written communication skills, especially around analytical concepts and methods
- Demonstrated ability to work under pressure and to meet tight deadlines with proactiveness, decisiveness and flexibility
- Passion in problem solving with data and data analytics
- Self-motivated with intellectual curiosity
- Proven ability to quickly learn new technologies, concepts and tools
Preferred Qualifications.
- 2+ years of experience with Credit industry or in growth marketing team
- 2+ years of experience coaching junior data scientists and analysts
- 5+ years of work experience with Python programming
- 5+ years of work experience with Machine learning or Statistical Modeling
- Experience in A/B testing design and execution
- Working experience with AWS
Main Responsibilities
As a customer centered company, customer understanding is the top mission of data scientists at Stori. Among all the sources to be used in customer understandings, Stori data scientists use “Data” as the most reliable one. On any given day you will be challenged on three types of work – Modeling and Monitoring, Data Analytical Problem Solving and Innovation:
Modeling (guided or independently):
- Communicate with the business intent holders to understand the new business initiatives
- Design a model as a product
- Data collection, processing and transformation
- Explore new data sources
- Build, Demonstrate, Maintain and Iterate modeling solutions from end to end
Analytical Problem Solving
- Translate vague context and phenomenon into structure analytical problems and leverage statistical knowledge, machine learning models and visualization to derive meaningful insights on business intents and strategies using data and drive action
- Leverage advanced statistical techniques like incrementality, experiment design, regression analysis, clustering, causal inference, synthetic control selection to measure digital marketing KPIs, ROI on ad spending, marketing effectiveness, lifetime value (LTV) and referral loop factor etc.
- Build new metrics, dashboards and insights to measure the performance and impact of the growth marketing team activities in order to optimize and scale their actions