Email Growth Manager

Ruby Labs

2d•Remote

About The Position

Ruby Labs is seeking an Email Growth Manager to drive growth for their reverse lookup products through structured experimentation in email marketing. The primary objective of this role is to maximize the business impact of email as a growth channel. The successful candidate will be responsible for designing, prioritizing, and analyzing A/B tests across the entire email funnel, from pre-purchase conversion to post-purchase activation and retention. This role requires a strong understanding of testing, messaging, user behavior analysis, and market research to enhance conversion volume and improve retention. It is ideal for individuals with a solid CRO foundation looking to apply experimentation to email growth, retention, and lifecycle optimization.

Requirements

At least 3 years of experience in email marketing
At least 2 years of experience in growth and A/B test execution
Strong hands-on experience with experimentation in email or lifecycle marketing
Ability to generate testing ideas that improve conversion, activation, and retention
Strong copy instincts for writing and refining subject lines, CTAs, email messaging, and lifecycle content
Strong analytical skills and comfort working with performance data
Experience with tools such as Mixpanel, Customer.io or similar platforms
Ability to work cross-functionally with email, growth, product, and analytics teams
Strong organization and clear communication
Fluent English

Responsibilities

Own the experimentation roadmap for email marketing growth
Run A/B tests across subject lines, preview text, email body copy, calls to action, content structure, offer presentation, and lifecycle messaging
Develop and prioritize experiments focused on maximizing conversion volume from email (pre-purchase) and improving user activation, retention, and re-engagement (post-purchase)
Analyze email performance and user behavior to identify growth opportunities and friction points
Write clear testing hypotheses and propose strong copy variations for experiments
Partner with the Email Team on the implementation of tests and campaign changes
Measure experiment results, identify winners and losers, and define next steps
Perform daily reporting of Email experiment results in the growth Slack channel
Control the monetary impact of every experiment on the company top line
Maintain a clear backlog of email growth experiments and document learnings
Perform ongoing market and competitor research to generate new hypotheses and experiment ideas
Work with data and product stakeholders to ensure experiments are tied to measurable business outcomes