Unity
Principal Engineer, Unity Rewards
$180K–$342K
San Francisco, CA, USA +1 · Principal · Full-time · Posted Sep 9, 2026
- Location
- San Francisco, CA, USA
Remote, California, USA - Experience
- 8+ years.
About the job
Architect and lead a standalone consumer mobile rewards app where players discover games, track activity, and earn rewards.
What you'll do
- Set the iOS/Android app architecture and lead development of gamified user experiences and virtual-currency wallets.
- Integrate the app with backend event pipelines and ML attribution systems, including secure tracking and offline/online transaction syncing.
- Mentor mobile engineers and define code-quality, CI/CD, and release practices.
What they ask for
- 8+ years building native or high-performance cross-platform consumer mobile applications at scale.
- Proven experience with high-DAU/MAU apps involving gamification, loyalty programs, or fintech/wallet features.
- Deep understanding of mobile architecture patterns, memory management, and performance profiling.
- Experience with asynchronous data streams, real-time websocket connections, and offline-first local persistence.
Nice to have
- Experience at a consumer rewards company or a heavily gamified consumer fintech app.
- Familiarity with mobile attribution platforms such as AppsFlyer, Adjust, or Singular.
Pay
Zone A: $179,500 - $269,300 USD gross (base salary); Zone B: $202,800 - $304,200 USD gross (base salary); Zone C: $227,900 - $341,900 USD gross (base salary)
Tools
Swift, Kotlin, React Native, Flutter, MVVM, Clean Architecture, VIPER, AppsFlyer
AI focus
Integrate the app with backend ML attribution models to optimize for expected user value and retention probability; collaborate with ML teams on fraud-resistant event tracking.
Model-written summary · the original posting is authoritative