Senior User Acquisition Manager

Ruby Labs

Skills

Ruby Labs is a leading tech company that creates and operates innovative consumer products.
We offer a diverse range of opportunities across the health, education, and entertainment industries.
Our innovative teams are driving the future of consumer-led products, and we're always looking for passionate individuals to join us.

Performance is measured on real business metrics (CPA, ROAS and cohorts), not surface-level platform numbers.
We are an AI-first team, so we expect you to use Claude and automation to move faster and to streamline your day-to-day workflows.
At Ruby Labs, we move fast, aim high, and expect the same from our team.
We’re not here to play small—we’re here to build, grow, and win.
That means we look for people who are ambitious, driven, and ready to give their best every single day.
This is a place for individuals who thrive under pressure, embrace challenges, and see opportunity in every obstacle.
If you’re hungry to achieve, motivated by impact, and want to grow at the speed of your own ambition, Ruby Labs offers the platform to make it happen.
Here, effort is matched with reward.
We recognize those who go all in and deliver results, and we create space for people who want more—more responsibility, more growth, and more success.

Manage and scale paid social campaigns on Meta end to end: account structure, bidding, budget allocation, optimization and scaling.
Expand into additional sources (AppLovin, X, TikTok, Snapchat) and look for new growth levers: audiences, formats, placements and campaign types.
Scale spend across multiple GEOs while holding CPA and ROAS targets.
Run structured creative testing with the creative team on all channels, with clear hypotheses and simple scale/kill rules.
Work with the data team on reports, cohort analysis and deep dives, quickly diagnose drops and spikes and act on them.
Manage signal quality: conversion events, event value, purchase optimization, attribution.
Protect account health: manage ad account structure, backups and policy compliance.
Work with platform reps on betas, new campaign types and escalations.
Use Claude and automation (skills, scripts, workflows) to speed up builds, reporting and optimization.
Prepare a clear strategy, document tests and learnings, and keep an eye on market trends and competitors.

Paid social experience: 3+ years of hands-on experience managing paid social campaigns, with Meta as your main platform (TikTok, Snapchat, Pinterest, or AppLovin experience is a plus) and a proven ability to scale budgets efficiently while maintaining strong ROI.
High-budget management: experience managing $500k+ in monthly ad spend, with consistent optimization and sustainable growth.
Multi-GEO expertise: experience running and scaling campaigns across multiple countries and regions, and making independent, data-driven scaling decisions.
Strong analytical skills: solid command of CPA, ROAS, and cohort analysis, plus proficiency in tools like Omni/Tableau/Mixpanel and the ability to build custom performance analyses.
Meta platform knowledge: deep understanding of account structures, audience targeting, bidding strategies, and creative testing methodologies.
AI and automation: experience automating user acquisition workflows with AI, automated rules or scripts, and a mindset of constantly looking for ways to work smarter.
Autonomous and proactive: you take ownership, thrive in a fast-paced environment, and spot opportunities for testing, optimization, and growth.
Growth mindset: strong motivation to learn, experiment and scale, with a focus on long-term performance.
Clear communication: strong English, with the ability to present insights, results and recommendations to stakeholders.

Discover the perks of being part of our vibrant team! We offer:
Remote Work Environment: Embrace the freedom to work from anywhere, anytime, promoting a healthy work-life balance.
Unlimited PTO: Enjoy unlimited paid time off to recharge and prioritize your well-being, without counting days.
Paid National Holidays: Celebrate and relax on national holidays with paid time off to unwind and recharge.
Company-provided MacBook: Experience seamless productivity with top-notch Apple MacBooks provided to all employees who need them.
Flexible Independent Contractor Agreement: Unlock the benefits of flexibility, autonomy, and entrepreneurial opportunities.
Benefit from tax advantages, networking opportunities, reduced employment obligations, and the freedom to work from anywhere.
Read more about it here: https://docs.google.com/document/d/1nkrN76JlZkbKj9WSOhlT1_mni_CZeDkHdwfIjPXVwvk/preview?tab=t.0#heading=h.ndsdl4wapxtt
Be part of our fast-growing team and seize this excellent opportunity for personal and professional growth!

Ruby Labs operates within the CET (Central European Time) zone.
Applicants from any country are welcome to apply for the position as long as they are located within approximately ± 4 hours of CET.
This ensures optimal collaboration and communication during working hours.

After submitting your application, we conduct a thorough review which typically takes 3 to 5 days, but may occasionally take longer due to the volume of applications received.
If we see a potential fit, we proceed with the following steps:
Recruiter Screening (40 minutes)
Technical Interview (90 minutes)
Final Interview (60 minutes)