Kueski · 1 month ago
Senior Data Scientist
United States
Full-time
Remote
Senior LevelKueski is a leading buy now, pay later and online consumer credit platform in Latin America, dedicated to improving the financial lives of people in Mexico. The Senior Data Scientist will build, deploy, and enhance machine learning solutions to expand access to financial products for underserved populations, collaborating with various teams to ensure the reliability and impact of ML models.
FinanceFinancial ServicesFinTechLendingPaymentsPersonal Finance
Responsibilities
Build, shape, and improve products through ML and data analytics with partners in Product, Engineering, Risk, and Business
Perform deep-dive analyses on product performance, user behavior, model usage, and underperforming segments
Work autonomously with cross-functional teams to design and deliver product enhancements
Own production ML models: monitor KPIs, ensure performance stays within thresholds, and take corrective action on deviations
Develop new experiments and features; contribute to reliable, structured ML pipelines
Collaborate with MLEs and QA engineers to define testing and QA processes for production models
Participate in the product development lifecycle; provide technical input and define requirements for engineering work that affects data science
Produce clear documentation for production pipelines (features, algorithms, hyperparameters, KPIs, business context)
Conduct ad-hoc analyses to investigate anomalies or degradations
Mentor teammates, promote technical excellence, and provide code reviews and constructive feedback
Support recruiting processes (challenge evaluation, interviews) as needed
Qualification
Required
Quantitative background (e.g., Engineering, Physics, Mathematics) or equivalent experience
Advanced understanding of ML algorithms with hands-on application in academia or industry
Proven experience partnering cross-functionally to solve business problems with ML
Demonstrated autonomy delivering high-impact data science projects; track record of measurable outcomes
Ability to mentor junior team members; collaborative through pairing and code reviews
Strong analytical skills; excellent written and verbal communication for technical and non-technical audiences
Strong Python (pandas, NumPy, matplotlib) and common ML libraries; solid SQL; comfortable in Unix-like environments
Ability to quickly learn and adopt new technologies and methodologies
Languages: English fluency (required)
Company
Kueski
Kueski is the one of the largest buy now, pay later (BNPL) and online consumer lending companies in Mexico.
Founded in 2012
501-1000 employees
Funding
Current Stage
Late StageTotal Funding
$323.33MKey Investors
StepStone GroupVictory Park CapitalTuesday Capital
2022-10-21Series Unknown· $23.29M
2021-12-02Series C· $102M
2021-12-02Debt Financing· $100M
Leadership Team
Adalberto Flores
CEO
J
Jaime Romero
CTO
Recent News
2026-01-16
Mexico Business
2025-11-19
Company data provided by crunchbase