Data Science Visionary

3 weeks ago

Old Toronto, Canada Relayfi Full time

At Relayfi, we're building a future where small businesses thrive. As a Senior Data Scientist, you'll play a pivotal role in shaping our data science function, driving innovation, and informing business decisions.


We're seeking a seasoned expert to join our rapidly growing Data Team. You'll collaborate with cross-functional teams to architect our data science function, elevate experimentation capabilities, and introduce advanced methodologies. Your work will set the foundation for our long-term technological advancement.


The ideal candidate will have a strong background in data science, with expertise in statistical modeling, machine learning, and data visualization. You'll have the autonomy to think long-term, partner with Data Analysts and Engineers, and bring solutions from proof-of-concept to production.


Your data insights will directly shape our product enhancements and strategies, allowing you to see the tangible outcomes of your work. You'll also have the opportunity to establish best practices, mentor team members, and advocate for data-informed decision making across the organization.


In this role, you'll have the chance to make a significant impact on our company's trajectory. If you're ready to push the boundaries of what's possible with data, we encourage you to apply.


Key Responsibilities:



  • Architect our data science function from the ground up, setting the strategic vision to drive data-informed decision making across all parts of Relayfi
  • Elevate our experimentation capabilities by designing and implementing robust, statistically sound processes and tooling
  • Collaborate with our Data Engineering and Growth Engineering teams to introduce advanced methodologies beyond simple A/B testing, driving precise, data-informed product decisions and growth strategies
  • Be at the forefront of innovation as you help us prepare for a future where predictive, ML-driven decision-making capabilities are diffused throughout the entire organization
  • Drive real-world results by balancing sophistication with practicality, partnering with Data Analysts and Engineers to bring solutions from proof-of-concept to production
  • Make your mark on our company's trajectory by providing strategic, data-driven recommendations to leadership, directly influencing business growth and operational efficiency
  • Help cultivate a data-driven culture across the company, establishing best practices, mentoring team members, and advocating for data-informed decision making

What We're Looking For:



  • 6+ years of experience in Data Science or a related field
  • Master's degree or PhD in Computer Science, Statistics, Mathematics, or a related quantitative field
  • Expert-level SQL proficiency, including advanced query optimization, complex aggregations, and a deep understanding of data warehousing concepts and security best practices
  • Extensive experience designing, implementing, and analyzing complex experimentation frameworks, including A/B/n tests, multi-armed bandits, and quasi-experimental methods
  • Demonstrated ability to apply advanced statistical techniques to derive actionable insights from experimental data and guide product decisions
  • Proven ability to drive business decisions from complex data into clear, actionable visualizations and clear insights
  • Experience working with modern data stack technologies, including cloud-based data warehouses and business intelligence platforms
  • Mastery of fundamental statistical and machine learning principles, with the discernment to select and apply appropriate methodologies for each unique problem space
  • Advanced programming skills in Python and extensive experience with data science libraries
  • Strong communication skills with the ability to translate complex technical concepts to non-technical stakeholders
  • Demonstrated ability to lead projects independently and collaborate effectively with cross-functional teams

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