
Posted 10 hours ago
Senior Full-Stack Mobile Engineer
Level
Requirements
5+ years software engineering experience, 3+ years native mobile development, Shipped mobile app at scale, Backend proficiency in Kotlin, Java, or TypeScript, Knowledge of AWS and Docker
Skills
SwiftKotlinTypeScriptAWSgRPC
About the role
About the Company
Level is a learning technology company dedicated to helping students build real academic and life skills with confidence and joy. We combine proven curriculum principles with world class interactive design to make meaningful practice something students want to come back to.
Responsibilities
- Design, build, and ship user-facing mobile features end-to-end across iOS, Android, and backend services
- Evolve mobile architecture including module boundaries, navigation, and state management
- Design and operate backend services using Kotlin, Java, or TypeScript
- Optimize mobile performance regarding startup, memory, battery, and network usage
- Implement mobile security fundamentals including secure storage and biometric authentication
- Partner with product, design, and infrastructure teams to translate requirements into pragmatic designs
- Own the release pipeline for App Store Connect and Play Console
- Mentor mid-level and associate engineers through code reviews and technical guidance
Requirements
- 5+ years of professional software engineering experience
- 3+ years of production native mobile development (Swift/SwiftUI or Kotlin/Jetpack Compose)
- Experience shipping a mobile app at meaningful scale to the App Store or Play Store
- Proficiency in backend development with Kotlin, Java, or TypeScript
- Strong understanding of mobile architecture patterns like MVVM, MVI, or Clean Architecture
- Deep knowledge of mobile fundamentals including concurrency, lifecycle, and networking
- Solid grasp of HTTP, REST, and gRPC/protobuf
- Working knowledge of AWS, Docker, and CI/CD pipelines
- Strong testing discipline across unit, integration, and UI testing
Preferred Qualifications
- Direct production experience with both iOS and Android
- Experience with cross-platform tools like Kotlin Multiplatform, React Native, or Flutter
- Familiarity with observability stacks like OpenTelemetry, SigNoz, or Grafana
- Background in EdTech or domains with high privacy requirements (FERPA, COPPA)
- Experience with mobile crash reporting tools like Sentry or Crashlytics
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Level · Bellevue
