Arthur Grangeiro de Souza, Data Scientist

Arthur Grangeiro de Souza

Data Scientist

Itau Unibanco

Location
Brazil - Sao Paulo
Education
Master's degree, Data Science
Experience
6 years, 1 Months

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Work Experience

Total years of experience :6 years, 1 Months

Data Scientist at Itau Unibanco
  • Brazil - Sao Paulo
  • My current job since May 2020

• Orchestrated the development and implementation of predictive models for the financial market and investments, resulting in a substantial 5% increase in revenue.

• Utilized advanced text analysis (NLP), time series, and clustering algorithms to strategically address legal and market demands, optimizing decision-making processes and reducing process time by nearly 30%.

• Conducted high-impact studies, accurately predicting election poll results, and disseminated actionable insights through compelling data visualizations, influencing strategic business decisions across three different countries.

• Pioneered and led company-wide data and analytics training initiative, evolving it into the official platform, successfully upskilling over 15, 000 employees.

Course Instructor at Descomplica Faculdade Digital
  • Brazil - Sao Paulo
  • November 2022 to March 2023

• Conceptualized and instructed an advanced online course as part of a postgraduate program in data science, focusing specifically on clustering methodologies.

• My responsibilities encompassed creating comprehensive course materials, structuring the curriculum meticulously, and delivering engaging lectures to ensure a highly enriching learning experience for students.

• Utilized Python Programming in conjunction with cutting-edge frameworks like Scikit-Learn and OpenCV to delve into various algorithms, including K-Means, K-Medoids, Hierarchical Clustering, DBSCAN and OPTICS.

Junior Data Scientist at Itaú Unibanco
  • Brazil - Sao Paulo
  • January 2019 to May 2020

• Engineered Python-based machine learning models to forecast demand and optimize product allocation, resulting in remarkable cost savings exceeding $4 million.

• Empowered the wealth management team by developing pricing models using machine learning and computer vision, leading to significant savings of $7 million on branch rentals.

• Mentored and coached three employees, guiding them through the process of becoming Data Scientists, while overseeing projects and workshops to foster data-driven decision-making across various business units.

Data Science Intern at Itaú Unibanco
  • Brazil - Sao Paulo
  • April 2018 to December 2018

• Proficiently applied SQL to prepare and analyze data for data models, providing vital support to credit and life insurance teams.

• Orchestrated the development and maintenance of variable collections for data science projects, ensuring seamless integration with core business strategies.

Education

Master's degree, Data Science
  • at University of São Paulo
  • April 2021

Graduation Project: 'Recommendation Systems: Concepts and Challenges.' Conducted a thorough review of the primary algorithms utilized in recommendation systems.

Bachelor's degree, Computer Science
  • at Mackenzie University
  • August 2019

Graduation Project: adapted a children's literacy book into a digital format, focusing on accessibility concepts. Additionally, tailored the content to enhance knowledge absorption for children facing learning difficulties.

Bayt Tests

Data Analysis Skills Assessment
Score 73%

Specialties & Skills

Computer Science
Statistical Learning
Predictive Modeling
Machine Learning
Financial Market
Time Series
Predictive Modeling
Programming
Problem Solving
Wealth Management
Natural Language Processing
Artificial Intelligence
Data Analysis
Generative AI
Management
Collections
Predictive Analytics
Databases
Algorithms
Analytics
Machine Learning

Languages

Portuguese
Expert
English
Expert

Training and Certifications

Generative AI (Training)
Training Institute:
IBM
Date Attended:
December 2023
Duration:
6 hours
Introduction to Deep Learning (Training)
Training Institute:
HSE University
Date Attended:
June 2019
Duration:
34 hours

Hobbies

  • Creative Writing