Data Scientist I

Description

Job Summary: At Bradesco, a Data Scientist I will develop AI solutions for fraud prevention in credit cards, utilizing statistical and Machine Learning methodologies. Key Highlights: 1. Develop AI solutions for credit card fraud prevention 2. Utilize statistical and Machine Learning methodologies 3. Collaborate with internal clients and Product Owners **About Bradesco** Bradesco is one of Brazil's largest financial groups, with a history marked by pioneering spirit and innovation. Through our broadly diversified portfolio of financial products, banking services, and insurance, we contribute to fulfilling people's aspirations and supporting the sustainable growth of businesses and society. Join our financial ecosystem and impact the experience of millions of people! At Bradesco, we value diversity in all its forms. Therefore, our job openings are open to everyone, regardless of gender, race, sexual orientation, disability, age, or any other characteristic. Learn more at https://banco.bradesco/html/classic/sobre/index.shtm **Responsibilities and Duties** What is our Corporate Security team? We lead the journey from data to decision-making. We partner with business areas to identify challenges and opportunities, apply advanced data science techniques and best-in-class tools to deliver ML algorithms, intelligent rules, and analytical studies—focused on customer experience, risk mitigation, and operational efficiency. We plan, develop, implement, maintain, monitor, and govern AI solutions applied to Fraud Prevention, AML/CFT, and Physical Security. Here, data becomes intelligence—and intelligence becomes action. Work model: Hybrid—2 days onsite Units: Osasco/SP and Curitiba/PR **What will your day-to-day look like?** As a Data Scientist I, you will work within the Modeling Management team, and your main responsibilities will include: * Developing AI solutions for credit card fraud prevention; * Applying statistical and Machine Learning methodologies, Databricks, and programming languages such as Python, SQL, and SAS; * Building or enhancing predictive models, quantitatively testing third-party solutions, and conducting analytical studies to support decision-making; * Collaborating closely with internal clients and Product Owners to refine requirements and ensure proper development execution. **Requirements and Qualifications** What do you need to have or know? * Bachelor’s degree in Statistics, Mathematics, Physics, Engineering, or related fields; postgraduate degree in Data Science, Big Data, or related areas; * Prior experience developing models; * Knowledge of Statistics and Machine Learning; * Proficiency in SQL and Python; * Basic knowledge of Databricks; * AZ-900 certification or equivalent; * Intermediate English proficiency. It would be a plus if you have: * DP-900 certification, equivalent or higher; * Databricks and Neo4j certifications; * Prior experience in financial crime prevention (fraud, money laundering, etc.). **What We Offer** At Bradesco, we value health and well-being, offering an extensive portfolio of benefits to all our employees: * Profit Sharing (PLR) or Bonus: Based on position eligibility* * Health Insurance * Dental Insurance * Life Insurance * Food Allowance * Meal Voucher * 13th Food Basket * Total Pass * Commuter Benefit (optional enrollment) * Discounts on products and services offered by partner companies * Private Pension Plan (optional enrollment, with financial contribution from Bradesco Organization) * Bradesco Well-Being Program: health, well-being, and quality-of-life initiative * Unibrad: Bradesco Corporate University * Fee Waivers: special conditions on various products and services * Daycare or Babysitter Assistance * Extended Paternity Leave of 20 days * Maternity Leave of 180 days, including pregnancy support through postpartum