Senior iOS Engineer, Ads & Monetization Platform

Experteer Overview In this role you will own the iOS ads stack end-to-end, shaping how ads load, render, and behave in NewsBreak’s app and publisher SDKs. You will collaborate with product and QA to deliver accurate viewability, billing signals, and reliable mediation across demand sources. You’ll maintain and upgrade external ad SDKs, handle production health, and investigate issues across vendor boundaries. You’ll work with experiments to prove revenue impact, using data to guide improvements. This is a hands-on role in a fast-growing team that values ownership and clear communication. Compensation / Benefits * Build and maintain iOS ad functionality across app and publisher SDK * Own ad rendering and experience for rich-media and native formats * Manage viewability, impression and click accuracy and billing signals * Own client-side mediation layer across demand sources * Integrate and maintain external ad SDKs (Google, Meta, others) with version upgrades * Maintain production health of the iOS ad stack and respond to issues * Ship code behind experiments and quantify revenue impact * Communicate with product, QA, and non-engineers Tasks * 3+ years of production iOS development in Swift and/or Objective-C * Owned a meaningful module end-to-end (design, implementation, launch) * Experience with ad rendering standards like MRAID or OMID * Strong debugging instincts and crash-analysis skills * Judgment using AI coding tools and ability to explain usage * Experience shipping behind experiments and interpreting metrics * Ownership mindset and proactive problem-solving * Clear communication with cross-functional teams Key requirements *

like of the iOS ad stack and respond to issues * Ship code behind experiments and quantify revenue impact * Communicate with product, QA, and non-engineers Tasks * 3+ years of production iOS development in Swift and/or Objective-C * Owned a meaningful module end-to-end (design, implementation, launch) * Experience with ad rendering standards like MRAID or OMID * Strong debugging instincts and crash-analysis skills * Judgment using AI coding tools and ability to explain usage * Experience shipping behind experiments and interpreting metrics * Ownership mindset and proactive problem-solving * Clear communication with cross-functional teams Key requirements *