Lead the development, validation, productionization, and iteration of machine learning models that support city and vehicle tech initiatives, including feature engineering, model selection, performance tuning, and integration into product and enforcement systems
Define and establish model and product performance metrics, building clear evaluation frameworks to assess live performance and guide data-driven decision-making
Own and contribute to the development of analytical data pipelines and instrumentation required to support modeling, experimentation, and reliable reporting
Design, lead, and support experimentation efforts, including product initiatives and pilot programs, to measure impact, validate performance, and deliver insights that inform broader product and business strategy
Manage complex, cross-functional initiatives from scoping through executive communication
Make business recommendations using effective presentation skills, conveying findings at multiple levels including executive leadership, managers, and peers

Requirements

Bachelor’s degree in a quantitative field (e.g. engineering, sciences, math, statistics, computer science, or related discipline); advanced degree preferred
5+ years of experience in data science or machine learning roles
Strong proficiency in Python and SQL
Demonstrated experience building, validating, and iterating on machine learning models in production environments
Experience designing experiments and applying statistical methods to evaluate model and product performance
Ability to independently drive ambiguous, high-impact initiatives
Strong communication skills and the ability to translate complex modeling concepts into clear business recommendations.

Benefits

Comprehensive Health & Wellness: A choice of medical, dental, and vision plans. We also provide company-paid life and disability insurance and company-funded mental health benefits.
Financial & Retirement Planning: 401(k) plan with both pre-tax and Roth options, and access to a Health Savings Account (HSA) with a monthly company contribution.
Family & Fertility Support: Paid parental leave for birthing and non-birthing parents, plus fertility and family-forming benefits.
Paid Time Off: Unlimited vacation, paid leaves, and 10 company holidays.
Unique Lime Perks: Complimentary use of Lime vehicles in participating cities, a monthly phone allowance, dedicated learning and development days, and access to perks including One Medical, Wellhub, and Headspace.

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

machine learningfeature engineeringmodel selectionperformance tuninganalytical data pipelinesPythonSQLstatistical methodsdata-driven decision-makingexperiment design

Soft Skills

communication skillspresentation skillscross-functional managementindependent initiative drivingbusiness recommendationsexecutive communicationteam collaborationproblem-solvingdata interpretationinsight delivery

Certifications

Bachelor’s degreeadvanced degree (preferred)