Senior User Acquisition Manager (Mobile App)

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. Learn more about our story at: https://rubylabs.com/about-us/

We’re looking for a Senior User Acquisition Manager focused on the Google ecosystem (Search, Display, Demand Gen, and more) to lead and scale our mobile app. You’ll own and optimize performance across our mobile acquisition strategy, partnering closely with the product team.

• Manage, scale, and optimize ad campaigns across Google Search, Demand Gen, Display.

• Drive performance across key KPIs: ROAS, CPA, Spend, CTR, and more.

• Own budgets and make data-driven budget allocation decisions.

• Develop and test hypotheses to improve user acquisition across the funnel..

• Research competitors’ acquisition strategies, creatives, and channels.

• Participate in creative brainstorming to continuously push performance forward.

• 4+ year experience in performance marketing / user acquisition on Google.

• Experience managing $500K+ monthly budgets.

• Deep knowledge of key performance metrics: CPM, CTR, CPC, CPA, ROAS, LTV, CAC, Churn, Retention.

• Strong experience with web funnels & mobile acquisition strategies.

• Familiarity with analytics platforms like Mixpanel, Tableau, Omni, AppsFlyer.

• Strong analytical mindset and structured problem-solving skills.

• Ability to generate and validate creative hypotheses.

• Intermediate English proficiency or higher.

• B2C Subscription apps

• Experience with platforms like Meta, Snap, TikTok or others.

• Hands-on experience with Google UAC for app install campaigns.

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.

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!

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 (60 minutes)

• Final Interview (30 minutes)

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.

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