Senior User Acquisition Manager( Facebook)

About Us Ruby Labs is a leading technology company specializing in innovative consumer products across multiple technology sectors. The company focuses on D2C (Direct-to-Consumer) subscription products. Our innovative teams are driving the future of consumer-led products, and we're always looking for passionate individuals to join us. Learn more about our story at: https://rubylabs.com/about-us/ About the Role We are looking for a Senior User Acquisition Manager to own and scale Facebook as a performance channel for one of our core D2C subscription products. You will be fully responsible for the channel end to end -strategy, scaling it to a 7-figure budget, campaign structures, creative testing, and consistent, high-ROI growth across multiple geos, driving subscriptions through web funnels. This is a hands-on role suited for someone who runs a channel like a business, not a set of campaigns. You are expected to make independent, data-driven decisions, present a clear weekly strategy, and keep performance stable. Key Responsibilities Channel Ownership & Performance Own and optimize the Facebook ad account end to end - structure, bidding, budget allocation, scaling. Maintain high subscription volume while driving efficient CPA and positive ROAS. Prepare and present a clear weekly channel strategy with results and next steps. Testing & New Approaches Continuously test new campaign structures, audiences, bidding strategies, and placements. Identify and pilot new approaches before performance plateaus, scaling what works. Run structured creative testing to find winning angles, hooks, and formats. Creative Collaboration Work closely with the creative team to develop high-performing ad creatives. Provide data-driven feedback on angles and messaging to guide production. Manage creative fatigue proactively, rotating and refreshing at high spend levels. Analytics & Data Build custom performance models, analyses, and reporting in Excel, Tableau, and Mixpanel. Develop growth pl