Senior Data Scientist

Sardine Inc

• $120K — $145K *
Finance & Insurance
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 7+ years in data science or quantitative modeling, particularly in fraud/risk contexts.
  • Proficient in Python/R and SQL, with Spark as a bonus.
  • Strong experience with BI tools like Tableau, Sigma, or Metabase.
  • Ability to analyze complex datasets and communicate insights to diverse audiences.
  • Exceptional critical thinking and creative problem-solving capabilities.
  • Skilled in defining and tracking performance metrics.

Responsibilities

  • Champion data-driven decision making across teams and client interactions.
  • Build and deploy machine learning models to combat fraud in fintech applications.
  • Develop metrics to evaluate risk product performance and management strategies.
  • Conduct analyses to derive insights for fraud reduction and client approval rates.
  • Collaborate with clients to interpret fraud data and create actionable strategies.
  • Create self-serve dashboards utilizing BI tools for easier data access.
  • Partner with cross-functional teams to turn business needs into data solutions.

Benefits

  • Generous cash and equity compensation package.
  • Early exercise of stock options, including pre-vesting.
  • Remote-first work culture, allowing flexibility in location.
  • Flexible paid time off and a year-end break for relaxation.
  • Comprehensive health, dental, and vision insurance for employees and families.
  • 4% 401k/RRSP matching plan for retirement savings.
  • MacBook Pro provided for work purposes.
  • Stipend for home office setup including necessary furniture and tech.
  • Monthly stipends for meals and social meet-ups to encourage team bonding.
  • Annual stipends for health, wellness, and learning opportunities.
Full Job Description
Location
  • Remote - USA or Canada
  • From Home / Beach / Mountain / Cafe / Anywhere!

We are a remote-first company with a globally distributed team. So you can find your productive zone and work from there.

About the role

We're looking for a data-driven professional to help us measure, understand, and improve the performance of our risk strategies - and to stay ahead of evolving fraud threats by designing and deploying data-driven solutions with real-world impact. You'll work directly with clients to understand their unique fraud challenges, rapidly prototype proof-of-concept models, and build scalable, production-ready solutions using machine learning and graph analytics. You'll also analyze complex datasets, design metrics, build dashboards, and collaborate closely with stakeholders across the business to drive decision-making and optimize outcomes.
This is a hands-on, high-impact role ideal for someone who thrives at the intersection of data science, client-facing problem solving, and real-time risk.

What you'll be doing
  • Champion a data-first approach across internal teams and client engagements, promoting clarity and impact
  • Build and deploy machine learning models to prevent fraud across diverse fintech use cases, from proof-of-concept through to production
  • Develop and track metrics to measure and monitor the performance of our risk products and the effectiveness of risk management strategies
  • Conduct in-depth analyses to uncover insights contributing to fraud reduction and higher approval rates for our clients
  • Work directly with clients to understand their fraud challenges and translate complex data insights into clear, actionable recommendations
  • Use data and models to support the development of risk mitigation strategies and interventions while preserving and improving the user experience
  • Create and automate self-serve dashboards leveraging BI tools
  • Collaborate with engineering to scale models into production, optimize performance, and support data instrumentation
  • Partner with cross-functional teams (Business, Product, and Engineering) to translate business requirements into data-driven solutions

What you'll need
  • 7+ years of experience in data science, quantitative modeling, or a data-focused role (product analytics, business analytics) with demonstrated high impact in fraud or risk contexts
  • Strong hands-on experience with Python/R and SQL is essential, with Spark being a nice to have
  • Expertise in BI tools such as Tableau, Sigma, or Metabase
  • Proven ability to structure and analyze complex data using techniques like EDA and cohort analysis, and communicate findings effectively to both technical and non-technical audiences, including clients
  • Sharp critical thinking and creative problem-solving skills with a bias toward action
  • Proficiency in defining, tracking, and communicating performance metrics


Benefits we offer:
  • Generous compensation in cash and equity
  • Early exercise for all options, including pre-vested
  • Work from anywhere: Remote-first Culture
  • Flexible paid time off and Year-end break
  • Health insurance, dental, and vision coverage for employees and dependents - US and Canada specific
  • 4% matching in 401k / RRSP - US and Canada specific
  • MacBook Pro delivered to your door
  • One-time stipend to set up a home office - desk, chair, screen, etc.
  • Monthly meal stipend
  • Monthly social meet-up stipend
  • Annual health and wellness stipend
  • Annual Learning stipend


Join a fast-growing company with world-class professionals from around the world. If you are seeking a meaningful career, you found the right place, and we would love to hear from you.

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