Mobile Engineer 4
Core
Senior mobile engineer driving enterprise transformation, delivering high-performing features for 100M+ customers across iOS and Android platforms.
Role type
Senior IC mobile engineer (iOS/Android)
Builds
Scalable mobile applications, BFFs, and Server-Driven UI architectures for Capital One's ecosystem
Domain
Fintech / Mobile
Deliverable
production ML models | product features
Required skills
Native iOS (Swift) and Android (Kotlin) development, Mobile architecture design, BFF and SDUI implementation, Automated testing suites, Performance tuning, Modular architecture, State management, GraphQL/gRPC networking, Agentic AI tools, On-device ML frameworks
Preferred skills
Modern native UI frameworks (SwiftUI, Jetpack Compose), Metrics-driven staged rollouts, Feature flag strategies
Technologies
Swift, Kotlin, SwiftUI, Jetpack Compose, GraphQL, gRPC, Protobuf, CoreML, TensorFlow Lite, JUnit, Espresso, XCUI, Swift Testing
Responsibilities
Partner with cross-functional teams to deliver engaging features, Provide technical leadership for mobile architecture, Mentor engineers and foster growth, Contribute to API design and reusable components, Lead BFF and SDUI implementation, Drive engineering practices and quality standards
Seniority
Senior, hands-on IC