We help companies achieve their goals and expand their business through technology.
Senior Data Scientist
Location
Brazil
Posted
72 days ago
Salary
0
Seniority
Senior
Job Description
Senior Data Scientist
Thaloz
• Design and execute data science experiments, including causal analysis, A/B tests, and offline evaluation. • Develop, evaluate, and iterate on predictive models for credit/risk scoring, revenue forecasting, and policy performance. • Own model performance and monitoring: define success metrics, investigate drift, and drive improvements to data quality and feature reliability. • Partner with Product Engineering to productionize models and analytics with emphasis on reliability, reproducibility, and maintainability. • Perform exploratory data analysis, feature engineering, and robust validation on real-world, messy data. • Communicate insights and recommendations clearly to technical and non-technical stakeholders through documentation and presentations. • Improve analytical standards, code review practices, and documentation to raise technical quality. • Mentor and support team members through pairing, feedback, and sharing best practices.
Job Requirements
- 5+ years of professional experience in data science, applied machine learning, or a related quantitative role.
- Strong foundations in statistics and experimentation, including hypothesis testing, causal reasoning, and evaluation design.
- Proven experience building and shipping predictive models (classification, regression, time series) and measuring real-world impact.
- Strong proficiency in Python and SQL and comfort working with production data workflows.
- Experience defining success metrics, aligning with stakeholders, and delivering end-to-end outcomes.
- Strong written communication skills and a pragmatic approach to fast-moving environments.
- Experience owning model performance, monitoring for drift, and improving feature reliability.
- Nice to Have
- Experience with credit risk, underwriting, fraud/risk signals, or financial forecasting.
- Experience with modern data tooling and warehouses such as BigQuery or Snowflake and transformation frameworks like dbt.
- Familiarity with MLOps patterns (model deployment, monitoring, feature stores, orchestration) and cloud environments.
- Experience working with messy third-party data sources (banking data, eCommerce platforms, marketing signals).
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