<h3>Description</h3><p>We are looking for a highly technical <strong>Senior Mobile Monetization Engineer </strong>to own and optimize the entire monetization infrastructure across our mobile applications. You will build, improve, and scale our ad-monetization stack to maximize revenue, fill rate, eCPM, and advertiser demand — working at the intersection of backend, mobile SDKs, mediation platforms, and real-time optimization, on systems that directly impact millions of users and significant revenue.</p><h3>Responsibilities:</h3><ul><li>Design, develop, and optimize the core monetization infrastructure across multiple mobile applications.</li><li>Improve ad waterfall and bidding performance to maximize eCPM, fill rate, ARPDAU, and total ad revenue.</li><li>Integrate and optimize mediation platforms (AppLovin MAX, AdMob, LevelPlay, etc.).</li><li>Build intelligent optimization systems for ad placement, frequency, segmentation, and pricing.</li><li>Develop backend services and automation tools for real-time monetization decisions.</li><li>Analyze monetization performance using large-scale data and implement data-driven improvements.</li><li>Optimize SDK integrations, latency, memory usage, and overall ad performance.</li><li>Work closely with Growth, Product, and Data teams to continuously increase LTV and user monetization.</li><li>Research and implement new monetization technologies, bidding strategies, and demand sources.</li></ul><h3>What you'll own:</h3><ul><li>Increase overall monetization performance across millions of users.</li><li>Maximize fill rate, eCPM, advertiser competition, and total revenue.</li><li>Build the next generation of the monetization engine using automation and AI.</li><li>Deliver measurable business impact through engineering excellence.</li></ul><h3>Requirements</h3><h3>Must-have skills:</h3><ul><li><strong>Ad-monetization domain (25%)</strong> — deep understanding of RTB, Header Bidding, Waterfalls, Fill Rate, eCPM/CPM optimization, and advertiser demand.</li><li><strong>Ad mediation platforms + mobile advertising SDKs (20%)</strong> — hands-on integration and optimization.</li><li><strong>Software development (20%)</strong> — strong backend, distributed systems, APIs, and performance optimization.</li><li><strong>Mobile development (15%)</strong> — Android and/or iOS.</li><li><strong>Analytical, data-driven optimization (12%)</strong> — analyze large-scale monetization data and implement data-driven improvements.</li><li><strong>High-scale consumer app experience (8%)</strong> — experience with high-scale consumer applications reaching millions of users.</li></ul><h3>Nice-to-have skills:</h3><ul><li>Hands-on with AppLovin MAX, Google Ad Manager, AdMob, Unity Ads, or IronSource.</li><li>Building internal optimization engines using AI or Machine Learning.</li><li>Familiarity with attribution, user segmentation, A/B testing, and predictive monetization models.</li></ul><p>Originally posted on <a href="https://himalayas.a