Data Scientist - Inference, Safety and Customer Care

Навыки

• Решения на данных
• Лидерство
• LLM
• Machine Learning
• Управление проектами
• Python
• Retention и отток

О компании и продукте

• As a Data Scientist working on Causal Inference in SCC, you'll partner with a strong team of engineers, product managers, designers, and operations leaders to deliver a personalized and exceptional experience for Lyft customers, using rigorous causal inference to guide the highest-stakes decisions we make

Задачи

• Inference & Measurement: Design and implement causal inference frameworks and statistical models to measure the impact of interventions, evaluate system performance, and surface opportunities for improvement
• Modeling: Build, evaluate, and iterate on causal ML models that power high-stakes decisions, applying best practices across the full model lifecycle, from feature engineering to production deployment
• Optimization: Develop frameworks to analyze tradeoffs between competing objectives (accuracy, coverage, user experience, and operational cost), and propose strategies to improve overall effectiveness
• Collaborate Cross-Functionally: Build strong relationships with partners across Product, Design, Engineering, Operations, and Analytics to drive collaboration and innovation
• Influence Decisions: Communicate learnings to leaders and stakeholders in a clear, compelling way that drives informed, data-driven decision-making
• Empowerment: Think strategically about how to scale and evolve data science capabilities within SCC, contributing to the long-term vision for how science drives platform outcomes
• Experience
• Strong knowledge of causal inference and experimental design
• Experience with uplift modeling / heterogeneous treatment effect (CATE) estimation
• Proficiency in Python and working within production coding environments
• Excellent project management, communication, and collaboration skills
• Experience partnering with operational teams and support systems (customer care workflows, agent operations, or credit budget allocation)
• Experience working with AI/LLM applications (LLM-powered agents, retrieval systems, or evaluation frameworks) is nice to have
• At Lyft, our purpose is to serve and connect
• We aim to achieve this by cultivating a work environment where all team members belong and have the opportunity to thrive
• The Safety and Customer Care (SCC) team at Lyft manages over 1.7 million monthly human and AI interactions and serves as Lyft's primary direct touchpoint with riders and drivers
• We handle critical infrastructure that powers both human associates and AI agents to make riders and drivers feel safe and comfortable while riding or driving with Lyft, transforming every support interaction into a moment of genuine connection
• Design rigorous experiments and quasi-experiments to measure the causal impact of SCC product and AI-agent launches, and drive data-informed launch decisions
• Build causal ML models to optimize concession budget allocation, targeting the right support credit, to the right rider or driver, at the right moment to maximize trust and business impact
• Quantify the long-term effects of support-experience changes on rider and driver retention, and uncover heterogeneous treatment effects across our community
• Deliver strategic insights on quality–cost tradeoffs, empowering leadership to balance service quality, coverage, and operational cost as we scale AI-powered support

Требования

• We're looking for a motivated and talented Data Scientist with deep causal inference expertise to join the SCC Data Science team
• You'll partner closely with the area's tech lead on high-impact work spanning AI-powered support products, differentiated service, and operations optimization
• The ideal candidate brings sharp applied inference intuition, a bias toward impact, and the ability to cut through ambiguity in complex problem spaces
• You'll work on projects like
• 2+ years of industry experience in causal inference or data science with a Master's degree in a quantitative field (statistics, economics, computer science, etc.), or a PhD in a relevant field
• Proven ability to apply statistics to unstructured problems and deliver measurable results
• Expertise in SQL and experience with large-scale data platforms
• Proven ability to communicate clearly and effectively to audiences of varying technical levels

Условия

• Extended health and dental coverage options, along with life insurance and disability benefits
• Mental health benefits
• Family building benefits
• Child care and pet benefits
• Access to a Lyft funded Health Care Savings Account
• RRSP plan with company match to help save for your future
• In addition to provincial observed holidays, salaried team members are covered under Lyft's flexible paid time off policy
• The policy allows team members to take off as much time as they need (with manager approval)
• Hourly team members get 15 days paid time off, with an additional day for each year of service
• Lyft is proud to support new parents with 18 weeks of paid time off, designed as a top-up plan to complement provincial programs
• Biological, adoptive, and foster parents are all eligible
• Subsidized commuter benefits and Lyft ride credits
• Lyft is committed to creating an inclusive workforce that fosters belonging
• Lyft believes that every person has a right to equal employment opportunities without discrimination because of race, ancestry, place of origin, colour, ethnic origin, citizenship, creed, sex, sexual orientation, gender identity, gender expression, age, marital status, family status, disability, pardoned record of offences, or any other basis protected by applicable law or by Company policy
• Lyft also strives for a healthy and safe workplace and strictly prohibits harassment of any kind
• Accommodation for persons with disabilities will be provided upon request in accordance with applicable law during the application and hiring process
• Please contact your recruiter if you wish to make such a request
• Lyft highly values having employees working in-office to foster a collaborative work environment and company culture
• This role will be in-office on a hybrid schedule — Team Members will be expected to work in the office at least 3 days per week, including on Mondays, Wednesdays, and Thursdays
• Lyft considers working in the office at least 3 days per week to be an essential function of this hybrid role
• Your recruiter can share more information about the various in-office perks Lyft offers
• Additionally, hybrid roles have the flexibility to work from anywhere for up to 4 weeks per year. #Hybrid
• The expected base pay range for this position in the Toronto area is CAD $108,000 - CAD $135,000, not inclusive of potential equity offering, bonus or benefits
• Salary ranges are dependent on a variety of factors, including qualifications, experience and geographic location
• Your recruiter can share more information about the salary range specific to your working location and other factors during the hiring process

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