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Neo Financial seeks an experienced and strategic Staff Data Scientist to provide technical leadership and mentorship to our Data Science team. You will be key in shaping Neo's data science vision and guiding the technical development of a team building a better financial future for all Canadians. This role offers a unique opportunity to apply your expertise to complex, high-impact business challenges in a fast-paced fintech environment. You will guide technical strategy, mentor data scientists, and champion best practices, embodying Neo's core values of Teamwork, Ownership, and Professional Integrity.
Job Responsibility:
Spearheading technical strategy and end-to-end delivery of sophisticated ML models across marketing and loyalty
Managing the technical development of data scientists, guiding complex projects, fostering skill growth, and ensuring high-quality model implementation
Championing and evolving model explainability and business trust via advanced SHAP insights, validation reports, and clear cross-functional communication with senior stakeholders
Architecting and enhancing MLOps infrastructure, including automating model pipelines, implementing advanced versioning/drift detection, and streamlining auto-retraining
Establishing and enforcing rigorous model validation frameworks (e.g., advanced OOT validation, sophisticated temporal splits, comprehensive cross-validation) for exceptional model quality, generalization, and compliance
Mentoring and developing data scientists at all levels, leading technical design, reviewing code/model logic, and spearheading knowledge-sharing
Collaborating with executive and business leaders to identify and prioritize high-value data science initiatives, ensuring models address strategic problems and deliver commercial impact
Staying current with data science, ML, and MLOps advancements, and driving adoption of innovative technologies within the team
Requirements:
10+ years of experience deploying impactful ML models in production, driving commercial outcomes, and leading technical teams
Profound technical expertise in Python (pandas, scikit-learn), XGBoost (tuning, custom objectives, SHAP), and AWS (SageMaker, ECS)
Exceptional ML validation skills, including mitigating data leakage, rigorous OOT testing, and robust backtesting framework design
Extensive hands-on experience with Snowflake / Databricks
strong familiarity with MLflow & dbt, with proven ability to architect and optimize data workflows
A strategic, business-centric mindset
adept at navigating ambiguity, prioritizing in a fast-paced environment, and delivering high-value solutions on tight timelines
Demonstrated experience managing the technical development of data science teams of 5+ members, including mentoring staff and fostering a culture of technical excellence
Excellent communication and stakeholder management skills, able to articulate complex technical concepts to diverse audiences, including executive leadership
What we offer:
All team members have a stake in Neo’s success and earn meaningful equity through stock options