Senior User Acquisition Manager, Search Ads

About the role

Ruby Labs is looking for a Senior User Acquisition Manager to take full ownership of paid search acquisition on Google Ads and Microsoft Ads (Bing) for one of its consumer apps. This is a senior, hands-on media buying role with end-to-end ownership: strategy, account structure, keywords, bidding, budget allocation, ad and landing page testing, measurement, scaling and account health. The role works with real revenue data (CPA, ROAS, payback, LTV and cohorts) and expects the use of AI tools such as Claude.

Key responsibilities

• Run web and app acquisition campaigns, including Google App Campaigns for installs, in-app events, subscriptions and purchases on iOS and Android, optimizing toward in-app value.
• Scale spend profitably while holding payback, ROAS and CPA targets based on real revenue data.
• Build and optimize account structure, keyword and match-type strategy, negative keywords, conversion events and value-based bidding (tCPA, tROAS, Maximize Conversion Value).
• Run and scale Search, Performance Max, Demand Gen and App campaigns on Google, and Search, Performance Max and Audience campaigns on Microsoft Ads.
• Decide budget allocation across Google and Microsoft and between brand, non-brand and competitor campaigns, and explore new scaling levers.
• Run a structured, high-velocity testing process on ad copy, assets, landing pages and bidding strategies, with clear hypotheses and kill/scale rules.
• Manage signal quality: conversion tracking, enhanced and offline conversions, conversion value import, Consent Mode, attribution and MMP data, including iOS privacy measurement (SKAdNetwork / ATT).
• Keep ads, keywords and landing pages within platform policies, handle disapprovals, appeals and suspensions, and maintain account backups and recovery plans.
• Document tests and playbooks, and use automation (scripts, the Google Ads API, rules) to speed up builds, QA, reporting and optimization.

Required profile

• 5+ years of hands-on paid search / user acquisition experience.
• Proven experience promoting web conversion campaigns and mobile apps on Google, including App Campaigns and iOS/Android measurement.
• Strong hands-on Google Ads experience scaling Search, Performance Max and App campaigns, and strong Microsoft Ads experience adapted to Microsoft's platform.
• Direct, hands-on ownership of paid search budgets of $1M+/month.
• Strong understanding of subscription / app economics (LTV, ROAS, payback, cohorts) and experience with policy and account health issues.
• Daily use of Claude or other AI tools; ownership mentality with minimal supervision.
• Location within approximately +/- 4 hours of CET.

Required skills

• Google Ads and Microsoft Ads (Bing)
• Smart and value-based bidding, keyword and match-type strategy, search term mining
• Conversion tracking: GA4, Google Tag Manager, enhanced and offline conversions, Consent Mode
• MMPs (AppsFlyer, Adjust, Singular or similar) and SKAdNetwork / ATT measurement
• Nice to have: Apple Search Ads, Google Ads scripts or API, AI or consumer-subscription product experience, web-to-app subscription funnels

What we offer

• Remote work environment
• Unlimited paid time off and paid national holidays
• Company-provided MacBook
• Flexible independent contractor agreement with tax advantages and networking opportunities