Data Scientist, Fraud Detection

Desjardins Group; Montreal (administrative region); On-site; CAD 90,000 - 120,000; Full time

Benefits offered by this job

Annual bonus

4 weeks vacation

Pension plan

Group insurance

Telework equipment

Job summary

Desjardins Group invites applications for a temporary data scientist role focused on fraud analytics in Montreal. The position involves designing detection models, deploying mitigation tools, and producing dashboards to monitor transactional fraud across member and client data.

You will work with PySpark, Python or R, and cloud platforms to analyze transactional data, and you'll collaborate with risk management teams to implement best practices and adapt to evolving fraud patterns.

Qualifications

• Bachelor's degree in a related field.
• Minimum of four years of relevant experience.
• Experience in analytics with transactional data.
• Experience with cloud platforms such as IBM Cloud Pak for Data or Microsoft Azure.
• Experience with Apache Spark (via PySpark), Shiny, RStudio and Databricks.
• Knowledge of French is required.
• Proficiency in Python or R programming.
• Proficiency in data science libraries (scikit-learn, pandas, Matplotlib, NumPy and SciPy).
• Proficiency in SQL programming.
• Knowledge of GitHub Action oriented, Equity, Diversity, Inclusion and Accessibility.

Responsibilities

• Design models and strategies to quickly detect transactional anomalies.
• Explore, analyze and synthesize information to understand fraud schemes.
• Develop strategies for detecting transactional fraud.
• Test the theoretical performance of fraud mitigation models, rules and tools.
• Deploy fraud mitigation models, rules and tools into production.
• Continuously monitor fraud patterns and model performance.
• Research and develop predictive variables to improve fraud detection.
• Develop, update and produce dashboards and data visualizations.
• Optimize and automate key fraud analytics processes.
• Provide ad hoc advice on projects to improve fraud risk management tools.
• Serve as an advisor to risk management and business units.
• Monitor industry trends to update best practices for the organization.

Skills

Fraud analytics

Python

R

SQL

Apache Spark

Data visualization

Cloud platforms

French language

Statistical modeling

Education

Bachelor's degree in a related field

Tools

IBM Cloud Pak

Azure

Databricks

Shiny

RStudio

PySpark

Job description

Temporary position for 12 months. The Debit and Banking Payments Fraud Analytics team is part of the Fraud Analytics Department. Its mission is to combat transactional fraud by using advanced analytics to detect anomalies, understand fraud patterns and quickly implement mitigation measures to protect members and clients. As a data scientist specializing in fraud detection you provide the data needed to make business decisions, develop solutions and services adapted to business needs, and gain insight into member and client behaviour.

Responsibilities

• Design models and strategies to quickly detect transactional anomalies
• Explore, analyze and synthesize information to understand the characteristics of active fraud schemes
• Develop strategies for detecting transactional fraud
• Test the theoretical performance of fraud mitigation models, rules and tools
• Deploy fraud mitigation models, rules and tools into production
• Continuously monitor fraud patterns and how well models and strategies are performing
• Research and develop predictive variables to improve fraud detection
• Develop, update and produce dashboards, data visualizations and various reports
• Optimize and automate key fraud detection analytics processes
• Provide ad hoc advice on projects to improve fraud risk management tools
• Serve as an ad hoc advisor to the risk management teams and business sectors in your field
• Monitor the industry to understand and anticipate trends in your field in order to develop and update best practices for the organization

What we offer

• Competitive salary and annual bonus
• 4 weeks of flexible vacation starting in the first year
• Defined benefit pension plan that provides predictable, stable income throughout retirement
• Group insurance including telemedicine
• Reimbursement of health and wellness expenses and telework equipment

What you bring to the table

• Bachelor's degree in a related field
• A minimum of four years of relevant experience
• Experience in analytics with transactional data
• Experience working with cloud platforms such as IBM Cloud Pak® for Data or Microsoft Azure
• Experience with Apache Spark (via PySpark), Shiny, RStudio and Databricks
• Knowledge of French is required
• Proficiency in Python or R programming
• Proficiency in data science libraries and their limitations, including scikit-learn, pandas, Matplotlib, NumPy and SciPy
• Proficiency in SQL programming
• Knowledge of GitHub Action oriented, Complexity, Customer Focus, Differences, Innovation, Interpersonal Savvy, Nimble learning Equity, Diversity, Inclusion and Accessibility

Equity, Diversity, Inclusion and Accessibility At Desjardins, we believe in equity, diversity and inclusion. We're committed to welcoming, respecting and valuing people for who they are as individuals, learning from their differences, embracing their uniqueness, and providing a positive workplace for all. At Desjardins, we have zero tolerance for discrimination of any kind. We believe our teams should reflect the diversity of the members, clients and communities we serve. If there's something we can do to help make the recruitment process or the job you're applying for more accessible, let us know. We can provide accommodations at any stage in the recruitment process.

Desjardins Group is the largest cooperative financial group in North America. We're the choice for over 52,000 employees and we're named one of Canada's top employers by Mediacorp and Forbes. We offer a full range of financial products and services and share our expertise in personal services, business services, wealth management, life and health insurance, and property and casualty insurance. Pursuing a career at Desjardins means being part of an organization that puts people first.

Trade Union (If applicable)