iOS Engineer OURA Health
First international employee to secure US VISA sponsorship in company history. Architected 5 major features impacting millions: Explore (health analytics), SpO2 monitoring, revolutionary sleep algorithm, Body Clock (circadian optimization), Tags 2.0. Led complete codebase modularization using Tuist, reducing build times by 40%. Implemented sophisticated health insights using Welch's t-test statistical analysis in Swift. Pioneered hybrid SwiftUI/UIKit architecture adopted team-wide. Optimized CI/CD pipelines, improving deployment frequency by 3x.