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(Senior) Data Scientist(m/w/x)
Modeling debtor behavior for anti-fraud solutions in business BNPL payments. Direct fraud prevention or risk modeling experience highly preferred. Hybrid work with up to 3 days remote.
Requirements
- 3-5+ years experience in data-driven, quantitative, or ML role (ideally fintech or high-transaction environment)
- Direct experience in fraud prevention, risk modeling, or high-transaction fintech environment (highly preferred)
- Advanced Python (pandas, scikit-learn, xgboost) and SQL (Snowflake, Postgres, or MySQL) proficiency, strong grasp of Tableau
- Deep technical expertise in classification models (classical, deep learning), anomaly detection, graph-based networks
- Hands-on experience productionizing ML services, strong understanding of MLOps concepts (containerization, event-driven architectures)
- Proven ability to manage stakeholders, align technical roadmaps with business priorities
- Sharp problem-solving capabilities, translating business challenges to technical requirements
- Strong communication skills, using data to influence strategy
- Experience with ML orchestration frameworks (Metaflow, Apache Flink, or similar MLOps tooling)
Tasks
- Design high-impact anti-fraud solutions.
- Execute high-impact anti-fraud solutions.
- Own project priorities.
- Deliver high-quality, production-ready models.
- Model debtor behavioral patterns.
- Identify risk factors.
- Optimize real-time decision engine logic.
- Collaborate with teams to improve decision logic.
- Collaborate with teams to integrate data sources.
- Collaborate with teams to enhance functionalities.
- Deploy and operationalize ML services.
- Define infrastructure requirements with Engineering.
- Specify containerization requirements.
- Specify event-driven architecture requirements.
- Mentor junior team members.
- Foster technical excellence.
- Promote rigorous experimentation.
- Promote best-in-class coding standards.
- Maximize impact of technical findings.
- Tell data stories effectively.
- Provide actionable recommendations to stakeholders.
Work Experience
- 3 - 5 years
Education
- Master's degree
Languages
- English – Business Fluent
Tools & Technologies
- Python
- pandas
- scikit-learn
- xgboost
- SQL
- Snowflake
- Postgres
- MySQL
- Tableau
- Docker
- Kubernetes
- Metaflow
- Apache Flink
Benefits
Flexible Working
- Flexible work hours
- Work-life balance
- Hybrid working approach
- Work from home up to 3 days per week
Purpose-Driven Work
- Challenging and impactful work
Other Benefits
- Personal and professional growth
- Interest groups
Competitive Pay
- Virtual Shares Incentive Program
More Vacation Days
- 30 days vacation
Workation & Sabbatical
- Sabbatical opportunities
Family Support
- Extra child sickness leave
Public Transport Subsidies
- Discounted public transport
Additional Allowances
- Yearly development budget
Learning & Development
- Free German classes
Team Events
- Company and team events
- Game nights
Healthcare & Fitness
- Run club
Not a perfect match?
- BillieFull-timeWith HomeofficeSeniorBerlin
- Billie
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(Senior) Data Scientist(m/w/x)
Modeling debtor behavior for anti-fraud solutions in business BNPL payments. Direct fraud prevention or risk modeling experience highly preferred. Hybrid work with up to 3 days remote.
Requirements
- 3-5+ years experience in data-driven, quantitative, or ML role (ideally fintech or high-transaction environment)
- Direct experience in fraud prevention, risk modeling, or high-transaction fintech environment (highly preferred)
- Advanced Python (pandas, scikit-learn, xgboost) and SQL (Snowflake, Postgres, or MySQL) proficiency, strong grasp of Tableau
- Deep technical expertise in classification models (classical, deep learning), anomaly detection, graph-based networks
- Hands-on experience productionizing ML services, strong understanding of MLOps concepts (containerization, event-driven architectures)
- Proven ability to manage stakeholders, align technical roadmaps with business priorities
- Sharp problem-solving capabilities, translating business challenges to technical requirements
- Strong communication skills, using data to influence strategy
- Experience with ML orchestration frameworks (Metaflow, Apache Flink, or similar MLOps tooling)
Tasks
- Design high-impact anti-fraud solutions.
- Execute high-impact anti-fraud solutions.
- Own project priorities.
- Deliver high-quality, production-ready models.
- Model debtor behavioral patterns.
- Identify risk factors.
- Optimize real-time decision engine logic.
- Collaborate with teams to improve decision logic.
- Collaborate with teams to integrate data sources.
- Collaborate with teams to enhance functionalities.
- Deploy and operationalize ML services.
- Define infrastructure requirements with Engineering.
- Specify containerization requirements.
- Specify event-driven architecture requirements.
- Mentor junior team members.
- Foster technical excellence.
- Promote rigorous experimentation.
- Promote best-in-class coding standards.
- Maximize impact of technical findings.
- Tell data stories effectively.
- Provide actionable recommendations to stakeholders.
Work Experience
- 3 - 5 years
Education
- Master's degree
Languages
- English – Business Fluent
Tools & Technologies
- Python
- pandas
- scikit-learn
- xgboost
- SQL
- Snowflake
- Postgres
- MySQL
- Tableau
- Docker
- Kubernetes
- Metaflow
- Apache Flink
Benefits
Flexible Working
- Flexible work hours
- Work-life balance
- Hybrid working approach
- Work from home up to 3 days per week
Purpose-Driven Work
- Challenging and impactful work
Other Benefits
- Personal and professional growth
- Interest groups
Competitive Pay
- Virtual Shares Incentive Program
More Vacation Days
- 30 days vacation
Workation & Sabbatical
- Sabbatical opportunities
Family Support
- Extra child sickness leave
Public Transport Subsidies
- Discounted public transport
Additional Allowances
- Yearly development budget
Learning & Development
- Free German classes
Team Events
- Company and team events
- Game nights
Healthcare & Fitness
- Run club
About the Company
Billie
Industry
FinancialServices
Description
The company is a leading provider of Buy Now, Pay Later payment methods for businesses, offering innovative digital payment services.
Not a perfect match?
- Billie
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Full-timeWith HomeofficeManagementBerlin