Software Engineer II, iOS - Ads

Software Engineer II, iOS - Ads Department: Engineering Team: iOS Location: Sao Paulo, Brazil Type: Full-Time **About the Role** Uber is looking for a talented software engineer to join our Ad CX team. As a Software Engineer II, you will play a key role in building and maintaining our ad products across the Rides and Eats business in our iOS platform, ensuring our features are robust, scalable, and deliver exceptional user experiences. You will work closely with cross-functional teams, including Product, Design, Data Science, and Operations, to build innovative solutions that drive our advertising business forward. **What the Candidate Will Do** - Design and implement user-facing iOS features at scale, making engineering trade-offs between speed, maintainability, and user experience. - Own the technical design and execution of features, from initial architecture discussions to debugging production issues. - Collaborate across disciplines—Product, Design, Data Science, and Backend Engineering—to turn business needs into clear, scalable front-end systems for features of moderate complexity. - Write tests to verify the functionality and stability of your code, and participate in on-call rotations to manage production incidents independently. **Basic Qualifications** - 3+ years of professional software engineering experience, with a focus on large-scale, high-traffic iOS applications. - Hands-on experience and proficiency in modern iOS development (e.g., Swift, Objective-C, SnapKit, SwiftUI). - Proficiency in fundamental algorithms and data structures, including hash tables, trees, stacks, queues, linked lists, DFS, and BFS. - Understanding of mobile application architecture and design patterns (e.g., MVC, MVVM), and their implications for performance and scalability. - Advanced English communication skills, written and verbal, to effectively collaborate with globally distributed cross-functional teams. **Preferred Qualifications** - Hands-on experience with analytics concepts and observability tooling (e.g., Grafana, Mixpanel). - Experience with cross-platform work (And