Senior iOS Developer at ASICS Runkeeper

Led updates and new features for a GPS fitness app, including UIKit, SwiftUI, and Swift Concurrency, with in-app purchases enabling free previews of premium content; developed activity summaries and weekly reminder push notifications; partnered with Product, Design, Android, and Backend teams to ensure cross-platform consistency; reviewed teammates’ code to improve robustness and maintainability; supported architectural improvements for scalability and performance.

Senior iOS Developer at ACTO Technologies

Responsible for the full lifecycle of core iOS applications for life sciences companies, from coding to TestFlight beta testing and App Store publishing; implemented network-driven features, processed backend data using Core Data and SQLite; built video streaming functionality from S3; defined development model from architecture to CI/CD; monitored Crashlytics and analytics to resolve production issues and improve app stability.

iOS Tech Lead at Banco do Brasil

Tech lead of the iOS team for the banking app, achieving 15M active users and 4.5M daily unique accesses in 2018; implemented analytics and user reviews, boosting App Store ranking to 4.7 stars with 900k reviews and Top 5 in local AppStore; collaborated with architecture for migration from native iOS to React Native; implemented security with Certificate Pinning and Touch/Face ID; built features using RESTful APIs, JSON parsing, and multi-threading.

IT Assistant at Banco do Brasil

Responsible for deploying Java Web Server applications to staging and production environments; built REST services providing banking transactions for mobile apps.