Google Ads Expert to Grow Premium Subscriptions for Photo Calorie App

We're looking for an experienced Google Ads specialist to plan, launch, and optimize paid campaigns for Photo Calorie, our AI-powered calorie-tracking mobile app. Our main goal is to drive high-quality installs that convert into paying premium subscribers, at a profitable cost per acquisition. About the project: Photo Calorie lets users track calories by simply taking a photo of their meal. We have a working app on iOS and Android with a premium subscription tier, and we want a specialist who can scale premium sales through Google Ads (App campaigns / UAC, Search, YouTube, and Demand Gen). What you'll do: - Build and manage Google Ads campaigns focused on premium subscription conversions, not just installs - Optimize toward in-app purchase / subscription events and target ROAS and CPA - Set up and refine conversion tracking, audiences, creatives testing, and bidding strategies - Analyze performance and report clearly on spend, CAC, LTV signals, and premium conversion rate - Continuously test creatives, keywords, and audiences to lower cost per premium subscriber Requirements: - Proven experience running Google Ads for mobile apps, specifically driving in-app purchases / subscription sales (please share references and case studies with real results) - A portfolio of past work / references demonstrating growth in premium or paid conversions - Hands-on knowledge of Firebase (Analytics, events, and conversion tracking), since our app measurement and event tracking runs through Firebase - Strong understanding of app attribution, conversion tracking, and measuring subscription revenue - Data-driven, able to explain decisions and results clearly Nice to have: - Experience with health, fitness, or nutrition apps - Experience with Google Analytics 4 and app store optimization When applying, please include: 1. Relevant references / case studies of premium or subscription growth you've driven 2. A short note on how you'd approach increasing our premium sales 3. Your experience with Firebase-based conversion tracking This is a 1 to 3 month engagement to start, with potential to continue based on results.