Job Overview
Location
European Union
Job Type
Full-time
Category
Marketing
Date Posted
March 23, 2026
Full Job Description
đź“‹ Description
- • As a Senior User Acquisition Manager at Ruby Labs Ltd., you will play a critical role in driving user growth for one of the company’s fastest-growing consumer tech products by leveraging Meta Ads to acquire high-value users efficiently and at scale. Your work will directly impact revenue and market expansion across health, education, and entertainment verticals, making you a key contributor to Ruby Labs’ mission of building innovative, consumer-led products.
- • You will be responsible for the end-to-end management of paid user acquisition campaigns on Meta platforms, including strategy development, daily optimization, performance analysis, and cross-functional collaboration to ensure campaigns meet or exceed CPA and ROAS targets while adhering to platform policies and industry-specific guidelines.
- • Ruby Labs is a fast-moving, ambitious tech company operating in the CET timezone, known for its high-performance culture and commitment to empowering employees with autonomy, cutting-edge tools, and opportunities for rapid professional growth in a fully remote, globally distributed environment.
- • In this role, you will deepen your expertise in performance marketing, advanced audience segmentation, budget allocation at scale ($500k+/month), and data-driven decision-making using tools like Google Sheets, positioning yourself for leadership roles in growth marketing or becoming a specialist in paid social acquisition within high-growth tech environments.
- • [What the person will do day to day]
- • Develop, test, and iterate on new campaign hypotheses and creative strategies to improve user acquisition efficiency and scale, leveraging A/B testing and trend analysis to uncover winning combinations of ad copy, visuals, and targeting.
- • Execute daily optimizations of Meta Ads campaigns by adjusting bids, budgets, placements, and audience segments based on real-time performance data to maintain or improve CPA and ROAS benchmarks.
- • Monitor campaign performance across multiple timeframes — hourly, daily, weekly, and monthly — using dashboards and custom reports to detect anomalies, fatigue, or emerging trends that require immediate intervention.
- • Track and manage Meta as the primary traffic source, ensuring proper pixel implementation, event tracking, and attribution accuracy to maintain data integrity for decision-making.
- • Analyze performance reports to structure and refine campaigns by geographic region, age, gender, interests, and behavioral segments, enabling granular insights and localized strategy execution.
- • Collaborate closely with creative, analytics, and product teams to align on campaign goals, share learnings, and co-develop testing roadmaps that support broader product growth objectives.
- • [About the team or company]
- • Ruby Labs is a rapidly scaling tech company that builds and operates consumer-facing products in high-impact industries such as health, education, and entertainment, combining innovation with performance-driven growth strategies.
- • The company fosters a high-trust, results-oriented culture where initiative, accountability, and continuous learning are valued, and employees are empowered to take ownership of their impact.
- • [What the person can learn or achieve in this role]
- • Master the intricacies of Meta’s advertising platform at an advanced level, including policy navigation, algorithmic learning phases, and scaling techniques for large budgets.
- • Develop strategic expertise in global user acquisition, including navigating regional regulations, cultural nuances in ad creative, and optimizing for diverse audience behaviors across time zones and markets.
🎯 Requirements
- • 1.5+ years of hands-on experience managing and optimizing Meta Ads campaigns for user acquisition or performance marketing.
- • Proven experience managing advertising budgets of $500k or more per month on Meta platforms.
- • Advanced proficiency in Google Sheets for data analysis, reporting, and campaign management, including use of formulas, pivot tables, and automation.
- • Strong understanding of core marketing metrics such as CPA, ROAS, CPC, CPM, and LTV, with the ability to interpret and act on performance data.
- • English language proficiency at B2 level or higher, enabling clear communication in a global, remote team environment.
- • Demonstrated ability to manage global campaigns, including expertise in Meta’s targeting options, audience segmentation, and exclusion strategies across regions and demographics.
- • Strong analytical and problem-solving skills, with the capacity to quickly identify performance issues, diagnose root causes, and implement corrective actions under tight deadlines.
- • Solid knowledge of Meta’s advertising policies and compliance requirements, particularly as they apply to regulated industries such as health, finance, or education.
🏖️ Benefits
- • Fully remote work environment with the flexibility to work from any location within approximately ±4 hours of CET, supporting work-life balance and global collaboration.
- • Unlimited paid time off (PTO), allowing employees to take time off as needed without accrual limits or managerial gatekeeping.
- • Paid national holidays observed in the employee’s country of residence, ensuring cultural inclusivity and rest.
- • Company-provided MacBook for all employees requiring one, ensuring access to high-performance hardware for productivity.
- • Flexible Independent Contractor Agreement offering autonomy, tax efficiency, and entrepreneurial freedom, with reduced traditional employment obligations.
- • Opportunity to work on high-impact, fast-growing consumer products in a performance-driven culture that rewards initiative, impact, and continuous learning.
Skills & Technologies
Go
Ruby
React
Design
Senior
Remote
Degree Required
About Ruby Labs Ltd.
Ruby Labs Ltd. is a London-based product studio that builds and scales consumer subscription mobile and web applications. The company focuses on health, wellness, and productivity verticals, developing apps such as Hint, Able, and the award-winning fitness platform FitCoach. Using data-driven growth and proprietary technology, Ruby Labs rapidly prototypes, launches, and iterates products to serve millions of global users. The team combines engineering, product design, and performance marketing expertise to create sustainable digital businesses. Founded in 2018, Ruby Labs operates a portfolio of self-funded apps, emphasizing user privacy, scientific validation, and long-term customer value.
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