Zero-to-One Lifecycle Marketer (Braze Expert)

The-Sleepe; Seattle (WA); On-site; USD 90,000 - 135,000; Full time

Job summary

Sleeper is building a premier lifecycle program within our product team. You will own the strategy and execution across onboarding, activation, retention, and reactivation, shaping how fans discover, engage, and stay with our fantasy sports platform.

This zero-to-one role demands hands-on Braze expertise, a data-driven mindset, and strong collaboration with product and engineering to define instrumentation, run experiments, and drive measurable activation and revenue.

Qualifications

• 3–5 years in lifecycle, CRM, or growth marketing with meaningful ownership of a consumer program.
• Hands-on Braze experience (or comparable tools) and multi-step journeys.
• Strong grasp of email deliverability, sender reputation, and engagement-based sending.
• Analytically rigorous, comfortable in data, and able to design holdouts and lift analyses.
• Builder mentality with ability to move from strategy to shipped product.
• Clear writer who can craft effective push and email copy.
• Collaborates well with product and engineering on instrumentation.

Responsibilities

• Build out and optimize lifecycle programs in Braze across onboarding, activation, retention, and reactivation.
• Strengthen email as a channel with end-to-end deliverability management.
• Own segmentation and targeting by defining audiences from behavioral data.
• Run real experiments (holdouts, incrementality, A/B tests) to measure lift.
• Drive lifecycle strategies for tentpole moments in collaboration with PMs, design, and marketing.
• Set operating standards: naming conventions, QA, and frequency capping.

Skills

Lifecycle marketing

CRM strategy

A/B testing

Email marketing

Data driven

Copywriting

Cross-functional collaboration

Tools

Braze

Iterable

Airship

Customer.io

SQL

Job description

Sleeper is building a premier lifecycle program within our product team. You will own the strategy and execution across onboarding, activation, retention, and reactivation, shaping how fans discover, engage, and stay with our fantasy sports platform.

This zero-to-one role demands hands-on Braze expertise, a data-driven mindset, and strong collaboration with product and engineering to define instrumentation, run experiments, and drive measurable activation and revenue.