Umberto Cifani Stroebel

Head of Data Science | Head of Fraud | AI | ML | Analytics | Risk | Payments | Banking | Insurance

Salary / Daily rate

Dublin, Ireland

Freelance, open to permanent contract

Skills

AIMachine LearningRisk ManagementA/B Testingscikit-learnNumPyLLMs / Large language modelsTensorFlowAgile CoachingpandasDeep LearningPythonSQL QueriesPower BITableau

Languages

Italian (Native)Portuguese (Native)English (Fluent)Spanish

About me

Intro

Data Science Leader | Fraud Strategy & Credit Risk | AI & ML Leadership. Italian & Brazilian professional | EU citizen | 17+ years in Data Science, Fraud & Risk in Europe and Brazil. Leadership at Tier-1 banks, payment companies, and leading health insurance firms in LATAM (Itaú, Santander, the Brazilian Stock Exchange, Porto Seguro). Proven track record in building high-performing teams from scratch and delivering scalable ML models driving revenue and risk reduction. As Head of Analytics at AI startup Alert, launched an AI customer segmentation product. At Porto, led Pricing & Risk ML on GCP, reducing loss ratio by 1%.

Links

Work experience

Data Science Manager | Risk | Insurance | Pricing | AI | ML | Health

Porto

Feb 2024 - May 2025

1 year 4 months

São Paulo, State of São Paulo, Brazil

– Strategic AI & Risk Leadership: Led development and deployment of ML pricing models (Tweedie distribution) and underwriting systems, delivering AI-driven decision engines and risk analytics. Translated complex business requirements into scalable AI solutions, optimizing efficiency. – Market Intelligence: Directed competitor and KPI analysis to evaluate product performance, leveraging market trends to inform decision-making. – Leadership: Managed 3 people + 4 external consultants. Drove data partnerships with Serasa Experian. – Achievement: Deployed deep learning models on GCP in Python, reducing loss ratio by 1% (€6M) and significantly enhancing product profitability.

Head of Analytics | Data Science | Product Management | AI | CRM | Generative AI

Alert Brasil

Nov 2022 - Feb 2024

1 year 4 months

Greater Campinas, Brazil

– Leadership: Managed a 15-person cross-functional team (Data Science, Data Engineering, and MLOps). – Product Strategy: Directed the end-to-end development and commercial launch of a new AI product from concept to market. – CRM Analytics Strategy: Led Marketing campaigns / KPI's using SQL and Power BI, driving advanced segmentation strategies that improved campaign ROI by 15%. – Achievement: Designed and delivered AI-powered customer segmentation software (XGBoost, Logistic Regression, Random Forest in Python on AWS Cloud), successfully launched commercially and adopted by multiple clients. – Integrated LLMs (ChatGPT) to automate contact center call auditing, reducing manual QA effort by 30% while improving quality consistency.

B3

Mar 2021 - Oct 2022

1 year 8 months

São Paulo, State of São Paulo, Brazil

Risk Analytics Manager | Data Science | Financial Crime | Trading | Artificial Intelligence | AML

Dec 2021 - Oct 2022

11 months

São Paulo, State of São Paulo, Brazil

– Strategy: Directed Financial Crime analytics and ML initiatives (Python, SAS), delivering regulatory KPIs (Tableau) and CVM (Brazilian Securities Commission) compliance reporting for trading surveillance. – Leadership: Built and led the Analytics team, 4 analysts, from scratch, Data and Decision Scientists. – Partnership: Drove risk-product alignment with Product; strategic gatekeeper for financial product creation, control, and risk threshold governance. – Achievement: Deployed AI surveillance model processing 50M weekly transactions, reducing workload by 80% for the operation. – Built executive risk dashboards enabling real-time product control and security threshold governance.

Risk Analytics Manager | Data Science | AI | Machine Learning

Mar 2021 - Dec 2021

10 months

Dublin, Ireland

Managed a high-performing team of Data Scientists and Analysts remotely from Ireland for the Brazilian Stock Exchange, ensuring seamless delivery of AI models and KPIs.

Senior Data Scientist Consultant II | Fraud | Credit | Contract

Modulos AG

Dec 2020 - Jan 2021

2 months

Remote

– Delivery Data Science Model (Machine Learning): Logistic Regression vs Artificial intelligence (AI) in Credit and Fraud score.

Senior Fraud and Analytics Manager | Risk | Fraud | Data Science

Getnet - Brasil

Oct 2017 - Nov 2018

1 year 2 months

São Paulo, State of São Paulo, Brazil

– Strategy: Led end-to-end Fraud Detection & AML ML strategy (SAS, Python) balancing fraud prevention, transaction growth, and customer experience. Delivered real-time alerting and executive KPIs using Tableau. – Leadership: Built cross-functional team from scratch 4 analysts (Data Scientists, Fraud Analysts). – Partnership: Defined and aligned fraud policy with Finance, Risk, and VP; ensured 100% Central Bank compliance. – Achievement: Deployed fraud detection infrastructure with real-time ML models and alerts rules. – Drove 40% transaction growth and 10% fraud loss reduction YoY while optimizing detection accuracy.

Senior Fraud Analytics Consultant II | Analytics | Data Science | Fraud | Decision Science

Itaú Unibanco

Mar 2014 - Oct 2017

3 years 8 months

São Paulo, State of São Paulo, Brazil

– Strategy: Developed annual Credit & Fraud scoring models (PD) using: SQL, SAS and Logistic Regression for B2B (Corporate, SME) and Retail; optimized collection policies and detection alerts/models/rules across Risk, Fraud and Operations. – Expertise: Technical leader for new financial product evaluation and profitability analysis; led cross-functional analytics projects spanning CRM and financial data. – Partnership: Strategic partner to Risk and Analytics leadership across Modelling and Credit Policy departments, bridging issuing and acquiring operations for integrated risk management. – Achievement: Delivered Credit & Fraud Score models (PD), increasing market penetration of new financial products while minimizing losses. – Uncovered multi-million € internal fraud scheme via analytics, triggering complete vendor outsourcing policy revision. – Also built an operational BSC, improving case analysis productivity by 40%.

Senior Credit Risk & Fraud Analytics Consultant II | Analytics | Fraud | Data Science

Rede

Aug 2010 - Mar 2014

3 years 8 months

São Paulo, State of São Paulo, Brazil

Senior Credit Risk Analytics Consultant I | Credit Risk | Analytics | ML

Nextel

Jan 2009 - Aug 2010

1 year 8 months

São Paulo, State of São Paulo, Brazil

– ML Models: Developed credit/behavior scoring models (SAS, SPSS) B2B/ B2C portfolio. Calculated limits and optimized credit policies. – Predictive Analytics: Forecasted financial outcomes and marketing plan impacts for long-term planning. – Team Leadership: Led a team of 2 credit analysts. – Achievement: Delivered first Credit & Behavior Score model: increasing approval rates by 15% while maintaining risk control (churn).

CRM & Marketing Analytics Coordinator | BI | Data Analysis | CRM

SunsetDDB

Mar 2008 - Jan 2009

11 months

São Paulo, State of São Paulo, Brazil

– Responsible for FCA CRM model; – Responsible for choosing the target audience for advertising campaigns; – Studying survey results and performance analysis related to customer profiles; – Leading a team of statistics analysts.

Business Intelligence Analyst | BI | CRM | Analytics

Giordano-Vini

Dec 2005 - Feb 2008

2 years 3 months

12055 Diano d'Alba, Province of Cuneo, Italy

– Data Strategy: Developed clustering-based segmentation (k-means) and forecasting tools to drive marketing ROI. – Optimization: Built customer targeting and campaign analytics to maximize profitability. – Achievement: Increased sales by 15% through advanced customer segmentation.

Statistics Intern

Atos Consulting

Jan 2001 - Sep 2001

9 months

Turin, Metropolitan City of Turin, Italy

Internship at Atos in Turin. Studied statistical models, Data Mining and Machine Learning (ML).


Education

Universidade de São Paulo

Graduation, Statistical Sciences, Statistic

2014 - 2014

1 month

Università degli Studi di Torino

Economic Statistics

2002 - 2005

3 years 6 months

Universidade de Évora

Economic Sociology

2003 - 2003

9 months

Università degli Studi di Torino

Statistics

1997 - 2001

4 years 1 month

Istituto Tecnico Industriale Statale di Mondovì

High School Diploma, Electronics and Telecommunication

1992 - 1997

5 years


Licenses & certifications

English course

Issued: –

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