Jobs.ca
Jobs.ca
Language
Borrowell logo

Senior Data Scientist

Borrowell9 days ago
Toronto
Senior Level

Top Benefits

Health: medical, dental, vision, paramedical
Virtual health: nurses, doctors, mental care
Maternity/parental leave top‑up

About the role

Who you are

  • 5+ years of experience delivering data science and machine learning solutions with demonstrated ownership of high-impact production models from problem definition through production and iteration
  • Hands-on experience designing, building, and iterating on ranking, recommendation, or personalization models used in a production environment (e.g., offer ranking, next-best-action, feed ranking, eligibility routing)
  • Strong proficiency in Python for data analysis, feature engineering, and modeling
  • Advanced SQL skills, including complex joins and analytical queries across large datasets
  • Deep experience with supervised learning, including handling class imbalance and model calibration
  • Strong background in experimentation and A/B testing, including metric design, offline/online evaluation and interpretation
  • Excellent communication skills — able to clearly explain complex models, trade-offs, and impact to technical and non-technical audiences
  • Comfortable owning ambiguous problems end-to-end and driving alignment across stakeholders in fast-moving environments
  • Experience with end-to-end ML workflows, including deployment and post-launch iteration
  • Experience working with cloud-based data platforms (e.g., Snowflake, Databricks)
  • Familiarity with dbt, PySpark, SparkSQL, or other distributed data processing tools
  • Exposure to MLOps tools (e.g., MLflow, feature stores, monitoring frameworks)
  • Experience working in fintech, credit, or consumer marketplaces

What the job involves

  • As a Senior Data Scientist, you will play a critical role in shaping and delivering Borrowell’s core machine learning capabilities and influencing product direction through data-driven recommendations
  • You will partner closely with Product, Business, Data, and Engineering leaders to design, build, and scale ML-driven systems that personalize the member experience, power our recommendation and ranking engines, and directly impact marketplace conversion and approval outcomes
  • This is a hands-on, product-facing role with end-to-end ownership — from problem framing and model design to experimentation, measurement, and iteration in production
  • This role is expected to operate as a technical leader, setting modeling direction and raising the bar for data science rigor across the organization
  • During your first year, you can expect to:
  • Own high-impact ML initiatives technical and product trade-off decisions – Lead the design and delivery of product ranking, intent prediction, and approval likelihood models that materially improve business KPIs
  • Translate strategy into models – Work with Product and Business stakeholders to convert complex business goals into well-defined ML problems, success metrics, and experimentation plans
  • Build, evaluate, and iterate on production models – Develop robust features, train and calibrate models, and continuously improve performance through rigorous evaluation and A/B testing
  • Drive measurable business outcomes – Connect model performance to conversion, approval rates, revenue, and member engagement, and clearly communicate impact to stakeholders
  • Establish best practices for experimentation and modeling – Raise the bar on model evaluation, calibration, drift analysis, and offline/online alignment

The application process

  • Please note that due to the sensitive nature of the work we do, clearing a credit and criminal record check is a condition of employment

Benefits

  • The Opportunity - join and have a major impact at a growing company that is helping make financial stability possible for everybody
  • Comprehensive Health Benefits - medical, dental, vision, and paramedical health benefits for you and your family
  • Additional Health Benefits - virtual benefit offering that allows you to connect with nurses, doctors and mental health professionals
  • Maternity & Parental Leave Top-up - available to new parents
  • Wellness & Transit Benefit - $600 annually to spend on a gym membership, daycare, petcare, etc
  • Givewell Benefit - 1 paid volunteer day a year to give back to the community
  • Flexibility - flexible working hours and a flexible vacation policy

About Borrowell

Financial Services
51-200

Borrowell is a fintech company that provides credit score monitoring, bill tracking and financial advisory services for individuals.