Software / Senior Software Engineer, Mobile Growth
Core
Build and optimize mobile growth features, onboarding funnels, referral programs, and experimentation frameworks to drive user acquisition, activation, and retention for a crypto exchange and wallet.
Role type
Senior IC mobile software engineer (growth)
Builds
Mobile growth features, onboarding flows, referral systems, and experimentation infrastructure for OKX and OKX Wallet
Domain
Fintech / Cryptocurrency / Mobile Consumer Apps
Deliverable
production ML models | product features
Required skills
iOS (Swift/Objective-C) or Android (Kotlin/Java) development, mobile app lifecycle management, system design, data structures and algorithms, performance optimization, A/B testing framework ownership, attribution pipeline integration, anti-fraud system design
Preferred skills
Mobile attribution (AppsFlyer, Adjust, SKAdNetwork), ASO operations, fintech/crypto domain knowledge, US/EEA/APAC market experience, large-scale A/B experiment management
Technologies
Swift, Objective-C, Kotlin, Java, AppsFlyer, Adjust, SKAdNetwork, App Store Connect, Google Play Console
Responsibilities
Design and implement mobile growth features and supporting systems; optimize onboarding funnels, referral programs, and engagement mechanics; analyze user journey metrics to identify friction points; collaborate with product and business teams to translate growth objectives into engineering solutions; lead technical discussions and guide engineering decisions for senior roles
Seniority
Senior, hands-on IC