Staff, Android Engineer(CX) - Coupang Play

About Coupang Play Coupang Play is an OTT video streaming service. We offer a wide range of content, including Original Series, TV Shows, Movies, and Sports. We are in the business of delivering exceptional storytelling. We produce award-winning scripted and unscripted Original Series, such as “Boyhood”, “Anna”, and “SNL Korea”. We believe Sports can also be elevated by creative storytelling. Play is now an authoritative destination for Sports, broadcasting K-League, La Liga, Bundesliga, F1, NFL, and other leading leagues and tournaments. We also offer some of the latest movies that were just released in local theaters, bringing more exceptional storytelling to our Customers. To ensure that we deliver all content seamlessly, we invest in Engineering, Product, and Design. Coupang Play is available on all mobile devices, tablets, PC, Smart TV, Apple TV, and Android TV. Our teams keep optimizing how Customers discover and stream both VOD and Live content. That includes investments in frontend, backend, and infrastructural developments. We also embrace Machine Learning to refine our CX. We are still very early in our growth stage. If you enjoy solving complex problems using industry-leading technology or unconventional business approaches, please join us. We are building a world-class team of problem-solvers, all dedicated to delivering exceptional storytelling to our Customers. Role Overview The CX (Customer Experience) Engineering team is responsible for the core user journey, spanning from the first impression of the millions of customers using Coupang Play to content discovery, subscription, and viewing. We lead the development of key customer touchpoints such as Discovery, SportsEx, and Growth, focusing on delivering optimal value based on data. As a Staff Android Engineer , you will serve as a technical leader within the CX team, elevating the engineering standards across the entire Android platform. Beyond simple feature implementation, you will lead initiatives for scalable architecture design, performance optimization, and development productivity enhancement. Additionally, you will work closely with cross-functional teams (Product, Design, Backend) to technically realize business requirements and foster the growth of fellow engineers as a mentor. What You Will Do Lead CX Product Engineering: Spearhead the technical design of key features with high traffic, such as Discovery, SportsEx, and Growth, and solve complex business problems. Architecture Modernization: Drive modularization based on MVVM/MVI patterns and Clean Architecture, introducing dependency management and scalable design patterns. Accelerate Jetpack Compose Transition: Formulate strategies to migrate legacy XML-based UIs to declarative UI (Compose) and build reusable Design System Components to maximize development efficiency. Optimize Performance Stability: Continuously monitor and improve app startup time, scroll frame rates, and memory usage; maintain high app stability utilizing Crashlytics and Observability tools. Establish Engineering Standards Mentoring: Establish development standards by leading code reviews, API design reviews, and technical spec writing; mentor junior and senior engineers to help them grow technically. Global Scale Collaboration: Collaborate with POs, Designers, and Backend Engineers to technically refine the product roadmap and support data-driven decision-making using A/B testing and experimentation platforms. Minimum Qualifications 7+ years of experience in Android app development or equivalent depth of expertise. Deep understanding of Kotlin and Android SDK internals (Components, UI Toolkit, Concurrency, Networking). Proficiency in handling both Jetpack Compose and the legacy View system (XML). Experience optimizing performance (CPU/GPU, Memory, Startup) for large-scale consumer apps processing massive traffic. Experience building robust CI/CD pipelines and setting up automated testing environments (JUnit ... (truncated, view full listing at source)