Senior iOS Engineer

The Ads team is responsible for building new mobile ad experiences that help GameChanger grow while keeping the product simple and useful for coaches, parents, and fans. This is a small team where every engineer meaningfully contributes in shaping our mobile advertising foundation. As a Senior iOS Engineer, you will report to the Senior Engineering Manager of our Ads team and bring strong expertise in building and shipping native mobile apps to deliver high quality, performance features in our iOS application. You will collaborate closely with product, design, and engineering partners to create ad experiences that feel intuitive, non disruptive, and aligned with what users value most about GameChanger.

This role is ideal for someone who takes ownership, is energized by hands-on work and enjoys building native mobile applications. You will lead development of new advertising features and components in our native iOS app, including new ad surfaces, rendering logic, and mobile first UI. You will build high quality, user facing features in Swift or SwiftUI that balance business goals with a seamless product experience.

You will partner with product and design to shape mobile ad requirements, propose technical approaches, and influence the direction of in app advertising. Collaboration with engineers across iOS, backend, and data teams is expected to make architectural decisions that support ad delivery, measurement, and performance. Ensure the reliability, maintainability, and performance of new ad surfaces, including instrumentation, testing strategies, and ongoing iteration after release. Contribute to and uphold strong engineering practices, including code quality, documentation, and review processes. Mentor teammates and share knowledge across the broader iOS engineering group. Our apps are written in Swift and have a Reactive architecture using technologies like Swift Composable Architecture (TCA), SwiftUI, Realm, and RxSwift.