Javier Rebull Data Scientist
Summary
Results-oriented Data Scientist and Application Developer with a Master's degree in Applied Artificial Intelligence (in progress) and 5+ years of leveraging analytics, statistical modeling, machine learning, and coding (Python, SQL, SAS) to solve complex business problems, primarily in the financial sector. Proven ability to manage projects, lead technical implementations including cloud migrations, and develop robust software applications. Seeking to apply strong quantitative skills, expertise in AI/ML, and cloud technologies (AWS Certified Cloud Practitioner) to drive data-driven insights and solutions. Experienced with data visualization tools like Tableau and Power BI.
Work Experience
- Leading core banking initiatives for OpenBank's Certificate of Deposits MVP (analysis, design, development, maintenance).
- Managed Gravity Middleware Project: migrated backend (IBM Mainframe/DB2) to private cloud (Microfocus/Oracle), involving 500 WAS/WebSphere servers with zero critical incidents.
- Provide advanced technical expertise; oversee complex design implementation.
- Maintained stable, incident-free production environments for core banking applications.
- Led development projects enhancing UX and efficiency (COVID-19 Relief, FDIC 370, Customer Address Management).
- Specialized in backend application development for loans.
- Managed IT project portfolios and PMO activities for retail/commercial mainframe projects.
- Designed and optimized scalable, secure systems for global financial services.
- Developed SAS algorithms/database models, boosting marketing response rates by 20% and reducing delinquency by 10%.
- Maintained and optimized core financial routines (COBOL) for BBVA Bancomer and Santander México, ensuring production stability.
Education
Relevant Coursework: Data Science, Machine Learning, AI, Data Visualization, Fintech, IoT. GPA: 3.96/4.0
Relevant Coursework: Programming, Software Engineering, AI, Networks, Electronics, Data Structures. GPA: 3.28/4.0