Nicolas Valentini Mac Adden

Technical authority for native iOS architecture and design patterns across distributed client teams. Refactored legacy Objective-C and UIKit modules into SwiftUI with Clean Architecture and MVVM, and built test automation from scratch with Swift Testing and XCTest.

Led the core iOS client in a 4-person engineering team, owning mobile stability and bidirectional communication with connected IoT devices. Eliminated chronic Out-Of-Memory crashes by profiling with Xcode Instruments and Memory Graph Debugger.

Delivered UI modules and business logic for the 'Free To X' mobility app in Swift 5 and SwiftUI. Co-led the migration of crash reporting and APM from New Relic to Firebase Crashlytics.

Drove the progressive migration from a legacy monolithic frontend to modular Angular in the Shopping Hotels team. Built reusable React components and shared design libraries adopted as UI standards across product verticals.

Built and maintained native features in Swift and Objective-C for Hotels, Activities, and Vacation Packages. Led the architectural overhaul of the Activities vertical and created the automated testing infrastructure from scratch with XCTest.

Licenciatura en Informática (B.S. in Computer Science, 6-year degree) from Universidad Nacional de La Plata, covering software engineering, distributed systems, algorithms, and more.

Analista Programador Universitario (Associate Degree in Computer Systems Programming) from Universidad Nacional de La Plata.