Lifecycle Marketing Lead

Prosper Health•New York, NY

About The Position

Prosper Health is seeking a Lifecycle Marketing Lead to own and scale the company's lifecycle marketing efforts. This role is crucial for client discovery, engagement, and retention as Prosper expands its product offerings and revenue. The Lead will define and manage the end-to-end client journey across email, SMS, and other channels, using data, experimentation, and customer psychology to improve key metrics. This is a strategic role with significant ownership, ideal for someone who is both a strategist and an operator, comfortable with ambiguity and building systems for growth. The position is the first dedicated lifecycle marketing hire and will be responsible for the client's brand experience across multiple touchpoints.

Requirements

5–8 years of experience in marketing, growth, CRM, customer engagement, or related disciplines.
At least 2 years of experience focused on lifecycle marketing.
Experience developing and executing lifecycle strategies that drive customer engagement, retention, and long-term value.
Hands-on lifecycle platform expertise, including building and managing production workflows in platforms such as Customer.io, Braze, Iterable, or Klaviyo, including segmentation, triggers, experimentation, and personalization.
Strong analytical foundation, comfortable working with data in Excel, Google Sheets, and ideally SQL.
Ability to analyze customer behavior, size opportunities, and translate insights into action.
Customer journey thinker, naturally thinking in systems and experiences rather than isolated campaigns.
Exceptional ownership, knowing the status of every flow, test, segment, and metric.
Strong experimentation mindset, applying first-principles thinking to identify opportunities, design tests, and interpret results.
Thoughtful copywriter with strong instincts for messaging, hooks, and behavioral psychology.
Technical curiosity, comfortable working with event data, personalization logic, deliverability considerations, and regulated communications environments.
Cross-functional operator, working effectively with Engineering, Product, Clinical Operations, and Marketing partners.
Builder mindset, excited by the opportunity to establish lifecycle marketing as a core growth function and build scalable systems.
Mission-driven, caring deeply about improving access to care for autistic and neurodivergent adults.

Responsibilities

Own Prosper's lifecycle marketing strategy, defining communication across the client journey for all products.
Establish a cohesive lifecycle strategy spanning lead-to-schedule, schedule-to-onboarding, retention, cross-sell, and reactivation.
Design and execute a rigorous testing roadmap focused on business outcomes, including hypothesis development, A/B test design, and metric establishment.
Operate and optimize the lifecycle platform (Customer.io), including building and maintaining flows, segments, triggers, suppressions, and personalization logic.
Analyze performance across key lifecycle metrics (conversion, retention, engagement, attach rates, reactivation) and identify opportunities for improvement.
Create compelling email and SMS copy that reflects Prosper's brand and mission, using behavioral psychology and customer insights.
Develop systems and processes, including dashboards, operating rhythms, segmentation frameworks, and testing infrastructure, to scale lifecycle marketing.
Partner with Engineering, Clinical Operations, Product, and Marketing to improve customer experience, ensure data quality, support product launches, and drive cross-functional initiatives.